A

• Acetone cyanohydrin
  Acetone cyanohydrin
  Acetone cyanohydrin is an organic compound used in the production of methyl methacrylate, the monomer of the transparent plastic polymethyl methacrylate , also known as acrylic.-Preparation:...
  
  
• Acetone thiosemicarbazide
• Acrolein
  Acrolein
  Acrolein is the simplest unsaturated aldehyde. It is produced widely but is most often immediately reacted with other products due to its instability and toxicity...
  
  
• Acrylamide
  Acrylamide
  Acrylamide is a chemical compound with the chemical formula C3H5NO. Its IUPAC name is prop-2-enamide. It is a white odourless crystalline solid, soluble in water, ethanol, ether, and chloroform. Acrylamide is incompatible with acids, bases, oxidizing agents, iron, and iron salts...
  
  
• Acrylonitrile
  Acrylonitrile
  Acrylonitrile is the chemical compound with the formula C3H3N. This pungent-smelling colorless liquid often appears yellow due to impurities. It is an important monomer for the manufacture of useful plastics. In terms of its molecular structure, it consists of a vinyl group linked to a nitrile...
  
  
• Acryloyl chloride
  Acryloyl chloride
  Acryloyl chloride, also known as 2-propenoyl chloride or acrylic acid chloride, is a clear, light yellow, flammable liquid with an acrid smell. It belongs to the acid chlorides group of compounds and is therefore a derivative of acrylic acid.-Preparation:...
  
  
• Adiponitrile
  Adiponitrile
  Adiponitrile is the organic compound with the formula 42. This dinitrile, a viscous, colourless liquid, is an important precursor to the polymer nylon 66. In 2005, about one billion kilograms were produced annually.-Early routes:...
  
  
• Aldicarb
  Aldicarb
  Aldicarb is a carbamate insecticide which is the active substance in the pesticide Temik. It is effective against thrips, aphids, spider mites, lygus, fleahoppers, and leafminers, but is primarily used as a nematicide. Aldicarb is a cholinesterase inhibitor which prevents the breakdown of...
  
  
• Aldrin
  Aldrin
  Aldrin is an organochlorine insecticide that was widely used until the 1970s, when it was banned in most countries. It is a colourless solid. Before the ban, it was heavily used as a pesticide to treat seed and soil...
  
  
• Allyl alcohol
  Allyl alcohol
  Allyl alcohol is an organic compound with the structural formula CH2=CHCH2OH. Like many alcohols,it is a water soluble, colourless liquid, but it is more toxic than typical small alcohols. Allyl alcohol is used as a raw material for the production of glycerol, but is used as a precursor to many...
  
  
• Allylamine
  Allylamine
  Allylamine is an organic compound with the formula C3H5NH2. This colorless liquid is the simplest stable unsaturated amine.-Production:All three allylamines, mono-, di-, and triallylamine, are produced by the treating allyl chloride with ammonia followed by distillation. Pure samples can be...
  
  
• Aluminum phosphide
• Aminopterin
  Aminopterin
  Aminopterin , a 4-amino analog of folic acid, is an antineoplastic drug with immunosuppressive properties used in chemotherapy. Aminopterin is a synthetic derivative of pterin. Aminopterin works as an enzyme inhibitor by competing for the folate binding site of the enzyme dihydrofolate reductase...
  
  
• Amiton
• Amiton oxalate
• Ammonia
  Ammonia
  Ammonia is a compound of nitrogen and hydrogen with the formula . It is a colourless gas with a characteristic pungent odour. Ammonia contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to food and fertilizers. Ammonia, either directly or...
  
  
• Amphetamine
  Amphetamine
  Amphetamine or amfetamine is a psychostimulant drug of the phenethylamine class which produces increased wakefulness and focus in association with decreased fatigue and appetite.Brand names of medications that contain, or metabolize into, amphetamine include Adderall, Dexedrine, Dextrostat,...
  
  
• Aniline
  Aniline
  Aniline, phenylamine or aminobenzene is an organic compound with the formula C6H5NH2. Consisting of a phenyl group attached to an amino group, aniline is the prototypical aromatic amine. Being a precursor to many industrial chemicals, its main use is in the manufacture of precursors to polyurethane...
  
  
• Aniline, 2,4,6-trimethyl-
• Antimony pentafluoride
  Antimony pentafluoride
  Antimony pentafluoride is the inorganic compound with the formula SbF5. This colourless, viscous liquid is a valuable Lewis acid and a component of the superacid fluoroantimonic acid, the strongest known acid...
  
  
• Antimycin A
  Antimycin A
  Antimycins are a group of secondary metabolites produced by Streptomyces bacteria.-Uses:It is the active ingredient in Fintrol, a chemical piscicide used in fisheries management and in the catfish industry.-Mechanism of action:...
  
  
• ANTU (Alpha-naphthylthiourea)
• Arsenic pentoxide
  Arsenic pentoxide
  Arsenic pentoxide is the inorganic compound with the formula As2O5. This glassy, white solid is relatively unstable, consistent with the rarity of the As oxidation state. More common, and far more important commercially, is arsenic oxide ....
  
  
• Arsenous oxide
• Arsenous trichloride
• Arsine
  Arsine
  Arsine is the chemical compound with the formula AsH3. This flammable, pyrophoric, and highly toxic gas is one of the simplest compounds of arsenic...
  
  
• Azinphos-ethyl
  Azinphos-ethyl
  Azinphos-ethyl is a broad-spectrum organophosphate insecticide.-Regulation:It is very toxic to mammals with a World Health Organization hazard classification as class IB, highly hazardous. It is also listed as an extremely hazardous substance in the Emergency Planning and Community Right-to-Know...
  
  
• Azinphos-methyl
  Azinphos-methyl
  Azinphos-methyl is a broad spectrum organophosphate insecticide manufactured by Bayer CropScience, Gowan Co., and Makhteshim Agan. Like other pesticides in this class, it owes its insecticidal properties to the fact that it is an acetylcholinesterase inhibitor.-History and uses:Azinphos-methyl is...
  
  

B

• Benzal chloride
  Benzal chloride
  Benzal chloride is an organic compound with the formula C6H5CHCl2. This colourless liquid is a lachrymator and is used as a building block in organic synthesis....
  
  
• Benzenamine, 3-(trifluoromethyl)-
  Benzenamine, 3-(trifluoromethyl)-
  3-aniline is a compound with the molecular formula CF3C6H4NH2. It is an aromatic amine.3-aniline is an intermediate in the production of the herbicide fluometuron. It is synthesized from benzotrifluoride via nitration followed by reduction to meta-H2NC6H4CF3. 3-aniline is then converted to the...
  
  
• Benzenearsonic acid
• Benzimidazole, 4,5-dichloro-2-(trifluoromethyl)-
• Benzotrichloride
  Benzotrichloride
  Benzotrichloride, also known as trichlorotoluene is an organic compound with the formula C6H5CCl3. It is principally used as an intermediate in the preparation of other chemical products such as dyes.-Production and uses:...
  
  
• Benzyl chloride
  Benzyl chloride
  Benzyl chloride, or α-chlorotoluene, is an organic compound with the formula C6H5CH2Cl. This colourless liquid is a reactive organochlorine compound that is a widely used chemical building block.-Preparation:...
  
  
• Benzyl cyanide
  Benzyl cyanide
  Benzyl cyanide is an organic compound with the chemical formula C6H5CH2CN. This colorless oily aromatic liquid is a precursor to several derivatives.-Synthesis, reactions, and applications:...
  
  
• Bicyclo(2.2.1)heptane-2-carbonitrile
• Bis(chloromethyl) ketone
• Bitoscanate
• Boron trichloride
  Boron trichloride
  Boron trichloride is a chemical compound with the formula BCl3. This colorless gas is a valuable reagent in organic synthesis. It is also dangerously reactive.-Production and properties:Boron reacts with halogens to give the corresponding trihalides...
  
  
• Boron trifluoride
  Boron trifluoride
  Boron trifluoride is the chemical compound with the formula BF3. This pungent colourless toxic gas forms white fumes in moist air. It is a useful Lewis acid and a versatile building block for other boron compounds.-Structure and bonding:...
  
  
• Boron trifluoride
  Boron trifluoride
  Boron trifluoride is the chemical compound with the formula BF3. This pungent colourless toxic gas forms white fumes in moist air. It is a useful Lewis acid and a versatile building block for other boron compounds.-Structure and bonding:...
  
   compound with methyl ether (1:1)
• Bromadiolone
  Bromadiolone
  Bromadiolone is a potent rodenticide. It is a second-generation 4-hydroxycoumarin derivative, often called a "super-warfarin" for its added potency and tendency to accumulate in the liver of the poisoned organism...
  
  
• Bromine
  Bromine
  Bromine ") is a chemical element with the symbol Br, an atomic number of 35, and an atomic mass of 79.904. It is in the halogen element group. The element was isolated independently by two chemists, Carl Jacob Löwig and Antoine Jerome Balard, in 1825–1826...
  
  

C

• Cadmium oxide
  Cadmium oxide
  Cadmium oxide is an inorganic compound with the formula CdO. It is one of the main precursors to other cadmium compounds. It crystallizes in a cubic rocksalt lattice like sodium chloride, with octahedral cation and anion centers. It occurs naturally as the rare mineral monteponite. Cadmium oxide...
  
  
• Cadmium stearate
  Cadmium stearate
  Cadmium stearate or cadmium distearate is a chemical compound with the formula 36704. It is identified in the US as an extremely hazardous substance according to the Emergency Planning and Community Right-to-Know Act....
  
  
• Calcium arsenate
  Calcium arsenate
  Calcium arsenate is an extremely poisonous chemical compound that most commonly exists as a colorless to white amorphous solid. It was originally used as a pesticide and as a germicide...
  
  
• Camphechlor
• Cantharidin
  Cantharidin
  Cantharidin, a type of terpenoid, is a poisonous chemical compound secreted by many species of blister beetle, and most notably by the Spanish fly, Lytta vesicatoria. The false blister beetles and cardinal beetles also have cantharidin.-History:...
  
  
• Carbachol chloride
• Carbamic acid
  Carbamic acid
  Carbamic acid is a compound that is unstable under normal circumstances. It is technically the simplest amino acid, though its instability allows glycine to assume this title. Its importance is due more to its relevance in identifying the names of larger compounds...
  
  , methyl-, o-(2,4-dimethyl-1)
• Carbofuran
  Carbofuran
  Carbofuran is one of the most toxic carbamate pesticides. It is marketed under the trade names Furadan, by FMC Corporation and Curater, among several others. It is used to control insects in a wide variety of field crops, including potatoes, corn and soybeans...
  
  
• Carbon disulfide
  Carbon disulfide
  Carbon disulfide is a colorless volatile liquid with the formula CS2. The compound is used frequently as a building block in organic chemistry as well as an industrial and chemical non-polar solvent...
  
  
• Carbophenothion
  Carbophenothion
  Carbophenothion also known as Stauffer R 1303 as for the manufacturer, Stauffer Chemical, is a organophosphorus chemical compound. It was used as a pesticide for citrus fruits under the name of Trithion. Carbophenothion was used as a insecticide and acaricide. Although not used anymore, it's still...
  
  
• Chlordane
  Chlordane
  Chlordane, or chlordan, is an organochlorine compound that was used as a pesticide. This white solid was sold in the U.S. until 1983 as an insecticide for crops like corn and citrus and on lawns and domestic gardens.-Production and uses:...
  
  
• Chlorfenvinfos
• Chlorine
  Chlorine
  Chlorine is the chemical element with atomic number 17 and symbol Cl. It is the second lightest halogen, found in the periodic table in group 17. The element forms diatomic molecules under standard conditions, called dichlorine...
  
  
• Chlormephos
• Chlormequat chloride
• Chloroacetic acid
  Chloroacetic acid
  Chloroacetic acid, industrially known as monochloroacetic acid is the organochlorine compound with the formula ClCH2CO2H. This carboxylic acid is a useful building-block in organic synthesis.-Production:...
  
  
• 2-chloroethanol
  2-Chloroethanol
  2-Chloroethanol is an organochlorine compound with the formula HOCH2CH2Cl. This colorless liquid has a pleasant ether-like odor. It is miscible with water...
  
  
• Chloroethyl chloroformate
• Chloroform
  Chloroform
  Chloroform is an organic compound with formula CHCl3. It is one of the four chloromethanes. The colorless, sweet-smelling, dense liquid is a trihalomethane, and is considered somewhat hazardous...
  
  
• Chloromethyl ether
• Chloromethyl methyl ether
  Chloromethyl methyl ether
  Chloroalkyl ethers are a class of organic compounds with the general structure R-O-n-Cl, characterized as an ether connected to a chloromethyl group via a alkane chain.Chloromethyl methyl ether is an ether with the formula...
  
  
• Chlorophacinone
  Chlorophacinone
  Chlorophacinone is an anticoagulant used as a rodenticide....
  
  
• Chloroxuron
  Chloroxuron
  Chloroxuron is an organic compound with the chemical formula C15H15ClN2O2 used as an herbicide....
  
  
• Chlorthiophos
• Chromic chloride
• Cobalt carbonyl
• Cobalt, (2,2'-(1,2-ethanediylbis))
• Colchicine
  Colchicine
  Colchicine is a medication used for gout. It is a toxic natural product and secondary metabolite, originally extracted from plants of the genus Colchicum...
  
  
• Coumaphos
  Coumaphos
  Coumaphos is a non-volatile, fat-soluble phosphorothioate with ectoparasiticide properties: it kills insects and mites. It is well known under manufacturer brand-names as a dip or wash, used on farm and domestic animals to control ticks, mites, flies and fleas...
  
  
• Cresol, -o
• Crimidine
  Crimidine
  Crimidine is a convulsant poison used as a rodenticide....
  
  
• Crotonaldehyde
  Crotonaldehyde
  Crotonaldehyde is a chemical compound with the formula CH3CH=CHCHO. The compound is usually sold as a mixture of the E- and Z-isomers, which differ with respect to the relative position of the methyl and formyl groups. The E-isomer is more common...
  
  
• Crotonaldehyde, (E)-
• Cyanogen bromide
  Cyanogen bromide
  Cyanogen bromide is a pseudohalogen compound with the formula CNBr. It is a colorless solid that is widely used to modify biopolymers, fragment proteins and peptides, and synthesize other compounds.-Synthesis, basic properties, and structure:...
  
  
• Cyanogen iodide
• Cyanophos
• Cyanuric fluoride
  Cyanuric fluoride
  Cyanuric fluoride or 2,4,6-trifluoro-1,3,5-triazine is a chemical compound with the formula 3. It is acolourless, pungent liquid. It has been used as a precursor for fibre-reactive dyes, as a specific reagent for tyrosine residues in enzymes, and as a fluorinating agent.-Preparation and...
  
  
• Cycloheximide
  Cycloheximide
  Cycloheximide is an inhibitor of protein biosynthesis in eukaryotic organisms, produced by the bacterium Streptomyces griseus. Cycloheximide exerts its effect by interfering with the translocation step in protein synthesis thus blocking translational elongation...
  
  
• Cyclohexylamine
  Cyclohexylamine
  Cyclohexylamine, also called hexahydroaniline, 1-aminocyclohexane, or aminohexahydrobenzene, is an organic chemical, an amine derived from cyclohexane. It is a clear to yellowish liquid with fishy odor, with melting point of −17.7 °C and boiling point 134.5 °C, miscible with water...
  
  

D

• Decaborane(14)
• Demeton
  Demeton
  Demeton is a phosphorothioate insecticide with the chemical formula C8H19O3PS2.-See also:* Demeton-S-methyl* Disulfoton, its phosphorodithioate equivalent...
  
  
• Demeton-s-methyl
  Demeton-S-methyl
  Demeton-S-methyl is an organic compound with the molecular formula C6H15O3PS2. It is used as an acaricide and insecticide; more specifically it is an organothiophosphate acaricide and an aliphatic organothiophosphate insecticide, respectively. It is flammable....
  
  
• Dialifor
• Diborane
  Diborane
  Diborane is the chemical compound consisting of boron and hydrogen with the formula B2H6. It is a colorless gas at room temperature with a repulsively sweet odor. Diborane mixes well with air, easily forming explosive mixtures. Diborane will ignite spontaneously in moist air at room temperature...
  
  
• Dichloroethyl ether
• Dichloromethylphenylsilane
• Dichlorvos
  Dichlorvos
  Dichlorvos or 2,2-dichlorovinyl dimethyl phosphate is a highly volatile organophosphate, widely used as a insecticide to control household pests, in public health, and protecting stored product from insects. It is effective against mushroom flies, aphids, spider mites, caterpillars, thrips, and...
  
  
• Dicrotophos
  Dicrotophos
  Dicrotophos is an organophosphate acetylcholinesterase inhibitor used as an insecticide. Some common brand names for dicrotophos include Bidrin, Carbicron, Diapadrin, Dicron and Ektafos....
  
  
• Diepoxybutane
• Diethyl chlorophosphate
• Digitoxin
  Digitoxin
  Digitoxin is a cardiac glycoside. It has similar structure and effects to digoxin . Unlike digoxin , it is eliminated via the liver, so could be used in patients with poor or erratic kidney function. However, it is now rarely used in current Western medical practice...
  
  
• Diglycidyl ether
• Digoxin
  Digoxin
  Digoxin INN , also known as digitalis, is a purified cardiac glycoside and extracted from the foxglove plant, Digitalis lanata. Its corresponding aglycone is digoxigenin, and its acetyl derivative is acetyldigoxin...
  
  
• Dimefox
  Dimefox
  Dimefox is an organophosphorus agent and a colourless liquid with a fishy odour. The structure consists of a central phosphate atom, which is connected to an oxygen by a double bond. The phosphor also binds to a fluor atom and two aminodimethyl groups...
  
  
• Dimethoate
  Dimethoate
  Dimethoate is a widely used organophosphate insecticide used to kill insects on contact. It was patented and introduced in the 1950s by American Cyanamid. Like other organophosphates, dimethoate is an anticholinesterase which disables cholinesterase, an enzyme essential for central nervous system...
  
  
• Dimethyl phosphorochloridothioate
• Dimethyl-p-phenylenediamine
• Dimethyldichlorosilane
  Dimethyldichlorosilane
  Dimethyldichlorosilane is a tetrahedral, organosilicon compound with the formula Si2Cl2. At room temperature it is a colorless liquid that readily reacts with water to form both linear and cyclic Si-O chains...
  
  
• Dimethylhydrazine
• Dimetilan
• Dinitrocresol
• Dinoseb
  Dinoseb
  Dinoseb is an herbicide in the dinitrophenol family. The IUPAC name is 2-sec-butyl-4,6-dinitrophenol and its molecular formula is C10H12N2O5....
  
  
• Dinoterb
• Dioxathion
  Dioxathion
  Dioxathion, systematically known as p-dioxane-2,3-diyl ethyl phosphorodithioate, is an organophosphate pesticide. It is used as an insecticide on livestock and as an acaricide on citrus fruits, deciduous fruits and nuts.-Uses:...
  
  
• Diphacinone
• Disulfoton
  Disulfoton
  Disulfoton is an organophosphate acetylcholinesterase inhibitor used as an insecticide.- Toxicology and safety :The use of the substance has been restricted by the US government. Bayer, the manufacturer, is exiting the US market December 31, 2009....
  
  
• Dithiazanine iodide
  Dithiazanine iodide
  Dithiazanine iodide is a chemical compound. It is used as an veterinary anthelmintic for dogs....
  
  
• Dithiobiuret

E

• Endosulfan
  Endosulfan
  Endosulfan is an off-patent organochlorine insecticide and acaricide that is being phased out globally. Endosulfan became a highly controversial agrichemical due to its acute toxicity, potential for bioaccumulation, and role as an endocrine disruptor...
  
  
• Endothion
• Endrin
  Endrin
  Endrin is an organochloride that was primarily used as an insecticide. It is a colourless odorless solid, although commercial samples are often off-white. It is also a rodenticide. This compound became infamous as persistent organic pollutant and for this reason is banned in many...
  
  
• Epichlorohydrin
  Epichlorohydrin
  Epichlorohydrin is an organochlorine compound and an epoxide. This is a colorless liquid with a pungent, garlic-like odor, moderately soluble in water, but miscible with most polar organic solvents. Epichlorohydrin is a highly reactive compound and is used in the production of glycerol, plastics,...
  
  
• EPN, or O-Ethyl-O-(4-nitrophenyl)phenylthiophosphonate
• Ergocalciferol
  Ergocalciferol
  Ergocalciferol is a form of vitamin D, also called vitamin D2. It is marketed under various names including Deltalin , Drisdol and Calcidol...
  
  
• Ergotamine tartrate
• Ethanesulfonyl chloride, 2-chloro-
• Ethanol, 1,2-dichloro-, acetate
• Ethion
  Ethion
  Ethion is an organophosphate insecticide....
  
  
• Ethoprophos
• Ethylbis(2-chloroethyl)amine
• Ethylene fluorohydrin
• Ethylene oxide
  Ethylene oxide
  Ethylene oxide, also called oxirane, is the organic compound with the formula . It is a cyclic ether. This means that it is composed of two alkyl groups attached to an oxygen atom in a cyclic shape . This colorless flammable gas with a faintly sweet odor is the simplest epoxide, a three-membered...
  
  
• Ethylenediamine
• Ethyleneimine
• Ethylthiocyanate

F

• Fenamiphos
  Fenamiphos
  Fenamiphos is an organophosphate acetylcholinesterase inhibitor used as an insecticide....
  
  
• Fenitrothion
  Fenitrothion
  Fenitrothion is a phosphorothioate insecticide....
  
  
• Fensulfothion
• Fluenetil
• Fluorine
  Fluorine
  Fluorine is the chemical element with atomic number 9, represented by the symbol F. It is the lightest element of the halogen column of the periodic table and has a single stable isotope, fluorine-19. At standard pressure and temperature, fluorine is a pale yellow gas composed of diatomic...
  
  
• Fluoroacetamide
  Fluoroacetamide
  Fluoroacetamide is an organic compound based on acetamide with one fluorine atom replacing hydrogen on the methyl group. it is a metabolic poison which disrupts the citric acid cycle and was used as a rodenticide....
  
  
• Fluoroacetic acid
  Fluoroacetic acid
  Fluoroacetic acid is a compound with formula H. It is between acetic acid and trifluoroacetic acid....
  
  
• Fluoroacetyl chloride
  Fluoroacetyl chloride
  Fluoroacetyl chloride is an acyl chloride.In 1948, William E. Truce of Purdue University described a synthesis of fluoroacetyl chloride which was undertaken "because of its potential value for introducing the group, —COCH2F, into organic molecules." In this synthesis, he reacted sodium...
  
  
• Fluorouracil
  Fluorouracil
  Fluorouracil is a drug that is a pyrimidine analog which is used in the treatment of cancer. It is a suicide inhibitor and works through irreversible inhibition of thymidylate synthase. It belongs to the family of drugs called antimetabolites...
  
  
• Fonofos
• Formaldehyde
  Formaldehyde
  Formaldehyde is an organic compound with the formula CH2O. It is the simplest aldehyde, hence its systematic name methanal.Formaldehyde is a colorless gas with a characteristic pungent odor. It is an important precursor to many other chemical compounds, especially for polymers...
  
  
• Formaldehyde cyanohydrin
• Formetanate hydrochloride
• Formothion
• Formparanate
• Fosthietan
• Fuberidazole
• Furan
  Furan
  Furan is a heterocyclic organic compound, consisting of a five-membered aromatic ring with four carbon atoms and one oxygen. The class of compounds containing such rings are also referred to as furans....
  
  

H

• Hexachlorocyclopentadiene
  Hexachlorocyclopentadiene
  Hexachlorocyclopentadiene is an organochlorine compound that is a precursor to several pesticides. This colourless liquid is an inexpensive reactive diene. Many of its derivatives proved to be highly controversial, as studies showed them to be persistent organic pollutants. Collectively, the...
  
  
• Hexamethylenediamine, N,N'-dibutyl-
• Hydrazine
  Hydrazine
  Hydrazine is an inorganic compound with the formula N2H4. It is a colourless flammable liquid with an ammonia-like odor. Hydrazine is highly toxic and dangerously unstable unless handled in solution. Approximately 260,000 tons are manufactured annually...
  
  
• Hydrocyanic acid
• Hydrogen chloride
  Hydrogen chloride
  The compound hydrogen chloride has the formula HCl. At room temperature, it is a colorless gas, which forms white fumes of hydrochloric acid upon contact with atmospheric humidity. Hydrogen chloride gas and hydrochloric acid are important in technology and industry...
  
   (gas only)
• Hydrogen fluoride
  Hydrogen fluoride
  Hydrogen fluoride is a chemical compound with the formula HF. This colorless gas is the principal industrial source of fluorine, often in the aqueous form as hydrofluoric acid, and thus is the precursor to many important compounds including pharmaceuticals and polymers . HF is widely used in the...
  
  
• Hydrogen peroxide
  Hydrogen peroxide
  Hydrogen peroxide is the simplest peroxide and an oxidizer. Hydrogen peroxide is a clear liquid, slightly more viscous than water. In dilute solution, it appears colorless. With its oxidizing properties, hydrogen peroxide is often used as a bleach or cleaning agent...
  
   (conc > 52%)
• Hydrogen selenide
  Hydrogen selenide
  Hydrogen selenide is the inorganic compound with the formula H2Se. It is the simplest and virtually the only hydride of selenium. H2Se is a colorless, flammable gas under standard conditions. It is the most toxic selenium compound with an exposure limit: 0.05 ppm over an 8 hour period...
  
  
• Hydrogen sulfide
  Hydrogen sulfide
  Hydrogen sulfide is the chemical compound with the formula . It is a colorless, very poisonous, flammable gas with the characteristic foul odor of expired eggs perceptible at concentrations as low as 0.00047 parts per million...
  
  
• Hydroquinone
  Hydroquinone
  Hydroquinone, also benzene-1,4-diol or quinol, is an aromatic organic compound that is a type of phenol, having the chemical formula C6H42. Its chemical structure, shown in the table at right, has two hydroxyl groups bonded to a benzene ring in a para position. It is a white granular solid...
  
  

I

• Iron, pentacarbonyl-
• Isobenzan
  Isobenzan
  Isobenzan is a highly toxic organochloride insecticide. It was produced only in the period from 1958 to 1965 and its use has been since discontinued. It is a persistent organic pollutant that can remain in soil for 2 to 7 years, and the biological half-life of isobenzan in human blood is...
  
  
• Isocyanic acid, 3,4-dichlorophenyl ester
• Isodrin
• Isophorone diisocyanate
  Isophorone diisocyanate
  Isophorone diisocyanate is an organic compound in the class known as isocyanates. More specifically, it is an aliphatic diisocyanate. It is produced in relatively small quantities, accounting for only 3.4% of the global diisocyanate market in the year 2000...
  
  
• Isopropylmethylpyrazolyl dimethylcarbamate

M

• Malononitrile
  Malononitrile
  Malononitrile, also propanedinitrile, is a nitrile, with formula CH22. Malononitrile is relatively acidic, with an pKa of 11 in water...
  
  
• Manganese, tricarbonyl methylcyclopentadienyl
  Methylcyclopentadienyl manganese tricarbonyl
  Methylcyclopentadienyl manganese tricarbonyl is an organomanganese compound with the formula Mn3. Marketed initially in 1958 as a supplement to the gasoline additive tetraethyl lead to increase the fuel's octane rating, MMT was later used in unleaded gasoline...
  
  
• Mechlorethamine
• Mercuric acetate
• Mercuric chloride
• Mercuric oxide
• Methacrolein diacetate
• Methacrylic anhydride
• Methacrylonitrile
• Methacryloyl chloride
  Methacryloyl chloride
  Methacryloyl chloride is the acid chloride of methacrylic acid. It is used to manufacture polymers....
  
  
• Methacryloyloxyethyl isocyanate
• Methamidophos
  Methamidophos
  Methamidophos is an organophosphate insecticide.Crops grown with the use of methamidophos include some Latin American rice. Many nations use methamidophos on crops, including developed nations such as Spain, US, Japan, and Australia...
  
  
• Methanesulfonyl fluoride
• Methidathion
  Methidathion
  Methidathion is an organophosphate insecticide.-External links:*...
  
  
• Methiocarb
  Methiocarb
  Methiocarb is a chemical mainly used as a bird repellent, as a insecticide and as molluscicide. It is toxic to humans, not listed as a carcinogen, is toxic to reproductive organs, and a potent neurotoxin. Methiocarb can also cause acute toxicity in humans if anyone is exposed to it for long periods...
  
  
• Methomyl
  Methomyl
  Methomyl is a carbamate insecticide. It was introduced in 1966, but its use is restricted because of its high toxicity to humans. Its current primary use is on alfalfa for forage....
  
  
• Methoxyethylmercuric acetate
• Methyl 2-chloroacrylate
• Methyl bromide
• Methyl chloroformate
  Methyl chloroformate
  Methyl chloroformate is the methyl ester of chloroformic acid. It is also known as methyl chlorocarbonate, and is an oily liquid with a colour that is anywhere from yellow to colorless. It is also known for its pungent odour...
  
  
• Methyl hydrazine
• Methyl isocyanate
  Methyl isocyanate
  Methyl isocyanate is an organic compound with the molecular formula CH3NCO. Synonyms are isocyanatomethane, methyl carbylamine, and MIC. Methyl isocyanate is an intermediate chemical in the production of carbamate pesticides . It has also been used in the production of rubbers and adhesives...
  
  
• Methyl isothiocyanate
• Methyl phenkapton
• Methyl phosphonic dichloride
• Methyl thiocyanate
  Methyl thiocyanate
  Methyl thiocyanate is a chemical compound that is listed as a extremely hazardous substances by the United States's Emergency Planning and Community Right-to-Know Act....
  
  
• Methyl vinyl ketone
  Methyl vinyl ketone
  Methyl vinyl ketone is a reactive organic compound classified as an enone. It is a colorless, flammable, highly toxic liquid with a pungent odor...
  
  
• Methylmercuric dicyanamide
• Methyltrichlorosilane
  Methyltrichlorosilane
  Methyltrichlorosilane, also known as trichloromethylsilane, is an organosilicon compound with the formula CH3SiCl3. At room temperature, it is a colorless liquid with a sharp odor similar to that of hydrochloric acid...
  
  
• Metolcarb
• Mevinphos
  Mevinphos
  Mevinphos is an organophosphate insecticide that acts as an acetylcholinesterase inhibitor to control insects in a wide range of crops. It is most commonly used for the control of chewing and sucking insects, as well as spider mites.-Manufacture:...
  
  
• Mexacarbate
• Mitomycin C
• Monocrotophos
  Monocrotophos
  Monocrotophos is an organophosphate insecticide. It is acutely toxic to birds and humans, and for that reason has been banned in the U.S. and many other countries...
  
  
• Muscimol
  Muscimol
  Muscimol is the major psychoactive alkaloid present in many mushrooms of the Amanita genus. Unlike psilocin , which is a serotonergic psychedelic and agonist for the 5-HT2A receptor set, muscimol is a potent, selective agonist for the GABAA receptor set and is a deliriant as a opposed...
  
  
• Mustard gas

N

• Nickel carbonyl
  Nickel carbonyl
  Nickel carbonyl is the organonickel compound with the formula Ni4. This pale-yellow liquid is the principal carbonyl of nickel. It is an intermediate in the Mond process for the purification of nickel and a reagent in organometallic chemistry...
  
  
• Nicotine
  Nicotine
  Nicotine is an alkaloid found in the nightshade family of plants that constitutes approximately 0.6–3.0% of the dry weight of tobacco, with biosynthesis taking place in the roots and accumulation occurring in the leaves...
  
  
• Nicotine sulfate
• Nitric oxide
  Nitric oxide
  Nitric oxide, also known as nitrogen monoxide, is a diatomic molecule with chemical formula NO. It is a free radical and is an important intermediate in the chemical industry...
  
  
• Nitrobenzene
  Nitrobenzene
  Nitrobenzene is an organic compound with the chemical formula C6H5NO2. It is a water-insoluble pale yellow oil with an almond-like odor. It freezes to give greenish-yellow crystals. It is produced on a large scale as a precursor to aniline. Although occasionally used as a flavoring or perfume...
  
  
• Nitrocyclohexane
• Nitrogen dioxide
  Nitrogen dioxide
  Nitrogen dioxide is the chemical compound with the formula it is one of several nitrogen oxides. is an intermediate in the industrial synthesis of nitric acid, millions of tons of which are produced each year. This reddish-brown toxic gas has a characteristic sharp, biting odor and is a prominent...
  
  
• Nitrosodimethylamine
• Norbormide
  Norbormide
  Norbormide is a toxic compound used as a rodenticide. It has several mechanisms of action, acting as a vasoconstrictor and calcium channel blocker, but is selectively toxic to rats and has relatively low toxicity to other species, due to a species specific action of opening the permeability...
  
  

O

• Organorhodium complex
• Ouabain
  Ouabain
  Ouabain which is also named g-strophanthin, is a poisonous cardiac glycoside.-Sources:Ouabain is found in the ripe seeds of African plants Strophanthus gratus and the bark of Acokanthera ouabaio.-Function:...
  
  
• Oxamyl
• Oxetane, 3,3-bis(chloromethyl)-
• Oxydisulfoton

P

• Paraquat
  Paraquat
  Paraquat is the trade name for N,N′-dimethyl-4,4′-bipyridinium dichloride, one of the most widely used herbicides in the world. Paraquat, a viologen, is quick-acting and non-selective, killing green plant tissue on contact. It is also toxic to human beings and animals...
  
  
• Paraquat methosulfate
• Parathion
  Parathion
  Parathion, also called parathion-ethyl or diethyl parathion, is an organophosphate compound. It is a potent insecticide and acaricide. It was originally developed by IG Farben in the 1940s. It is highly toxic to non-target organisms, including humans. Its use is banned or restricted in many...
  
  
• Parathion-methyl
• Paris green
  Paris Green
  Paris Green is an inorganic compound more precisely known as copper acetoarsenite. It is a highly toxic emerald-green crystalline powder that has been used as a rodenticide and insecticide, and also as a pigment, despite its toxicity. It is also used as a blue colorant for fireworks...
  
  
• Pentaborane
  Pentaborane
  Pentaborane, also called pentaborane to distinguish it from B5H11, is an inorganic compound with the formula B5H9. It is one of the most common boron hydride clusters, although it is a highly reactive compound. Because of its high reactivity toward oxygen, it was once evaluated as rocket or jet fuel...
  
  
• Pentadecylamine
• Peracetic acid
• Perchloromethylmercaptan
• Phenol
  Phenol
  Phenol, also known as carbolic acid, phenic acid, is an organic compound with the chemical formula C6H5OH. It is a white crystalline solid. The molecule consists of a phenyl , bonded to a hydroxyl group. It is produced on a large scale as a precursor to many materials and useful compounds...
  
  
• Phenol, 2,2'-thiobis(4-chloro-6-methyl)-
• Phenol, 3-(1-methylethyl)-, methylcarbamate
• Phenoxarsine, 10,10'-oxydi-
• Phenyl dichloroarsine
• Phenylhydrazine hydrochloride
• Phenylmercury acetate
  Phenylmercury acetate
  Phenylmercuric acetate is an organomercury compound used as a fungicide. When applied to the leaves of plants, it is an Antitranspirant....
  
  
• Phenylsilatrane
  Phenylsilatrane
  Phenylsilatrane is a convulsant chemical which has been used as a rodenticide....
  
  
• Phenylthiourea
• Phosacetim
  Phosacetim
  Phosacetim is a toxic organophosphate compound which acts as an acetylcholinesterase inhibitor and is used as a rodenticide....
  
  
• Phosfolan
• Phosgene
  Phosgene
  Phosgene is the chemical compound with the formula COCl2. This colorless gas gained infamy as a chemical weapon during World War I. It is also a valued industrial reagent and building block in synthesis of pharmaceuticals and other organic compounds. In low concentrations, its odor resembles...
  
  
• Phosmet
  Phosmet
  Phosmet is a phthalimide-derived, non-systemic, organophosphate insecticide used on plants and animals. It is mainly used on apple trees for control of coddling moth, though it is also used on a wide range of fruit crops, ornamentals, and vines for the control of aphids, suckers, mites, and fruit...
  
  
• Phosphamidon
  Phosphamidon
  Phosphamidon is an organophosphate insecticide first reported in 1960. It acts as a cholinesterase inhibitor.The commercial product typically exists as a mixture of 70% -isomer and 30% -isomer.- Toxicity and regulation:...
  
  
• Phosphine
  Phosphine
  Phosphine is the compound with the chemical formula PH3. It is a colorless, flammable, toxic gas. Pure phosphine is odourless, but technical grade samples have a highly unpleasant odor like garlic or rotting fish, due to the presence of substituted phosphine and diphosphine...
  
  
• Phosphonothioic acid, methyl-,
• Phosphonothioic acid, methyl-, o-ethyl
  O-ethyl methylphosphonothioic acid
  O-Ethyl methylphosphonothioic acid is an organophosphate compound. A dual-use chemical, it has constructive uses in the synthesis of pesticides and pharmaceuticals, and it is also a precursor in the synthesis of nerve agents such as Agent VM and Agent VX...
  
  
• Phosphonothioic acid, methyl-, s-(2-(bis(1-methylethyl)amino)ethyl)O-ethyl ester
• Phosphoric acid, dimethyl 4-(methylthio)
• Phosphorothioic acid, o,o-dimethyl
• Phosphorus
  Phosphorus
  Phosphorus is the chemical element that has the symbol P and atomic number 15. A multivalent nonmetal of the nitrogen group, phosphorus as a mineral is almost always present in its maximally oxidized state, as inorganic phosphate rocks...
  
  
• Phosphorus oxychloride
• Phosphorus pentachloride
• Phosphorus pentoxide
  Phosphorus pentoxide
  Phosphorus pentoxide is a chemical compound with molecular formula P4O10 . This white crystalline solid is the anhydride of phosphoric acid. It is a powerful desiccant.-Structure:...
  
  
• Phosphorus trichloride
  Phosphorus trichloride
  Phosphorus trichloride is a chemical compound of phosphorus and chlorine, having chemical formula PCl3. Its shape is trigonal pyramidal. It is the most important of the three phosphorus chlorides. It is an important industrial chemical, being used for the manufacture of organophosphorus compounds...
  
  
• Physostigmine
  Physostigmine
  Physostigmine is a parasympathomimetic alkaloid, specifically, a reversible cholinesterase inhibitor. It occurs naturally in the Calabar bean....
  
  
• Physostigmine
  Physostigmine
  Physostigmine is a parasympathomimetic alkaloid, specifically, a reversible cholinesterase inhibitor. It occurs naturally in the Calabar bean....
  
  , salicylate (1:1)
• Picrotoxin
  Picrotoxin
  Picrotoxin, also known as cocculin, is a poisonous crystalline plant compound, first isolated by Pierre Boullay in 1812. The name "picrotoxin" is a combination of the Greek words "picros" and "toxicon" ....
  
  
• Piperidine
  Piperidine
  Piperidine is an organic compound with the molecular formula 5NH. This heterocyclic amine consists of a six-membered ring containing five methylene units and one nitrogen atom...
  
  
• Pirimifos-ethyl
• Plutonium
  Plutonium
  Plutonium is a transuranic radioactive chemical element with the chemical symbol Pu and atomic number 94. It is an actinide metal of silvery-gray appearance that tarnishes when exposed to air, forming a dull coating when oxidized. The element normally exhibits six allotropes and four oxidation...
  
  
• Polonium-210
• Potassium arsenite
  Potassium arsenite
  Potassium arsenite is the compound which forms the basis of Fowler's solution and is used as a specific rodenticide. It is toxic in humans.- Safety and health concerns :...
  
  
• Potassium cyanide
  Potassium cyanide
  Potassium cyanide is an inorganic compound with the formula KCN. This colorless crystalline compound, similar in appearance to sugar, is highly soluble in water. Most KCN is used in gold mining, organic synthesis, and electroplating. Smaller applications include jewelry for chemical gilding and...
  
  
• Potassium silver cyanide
• Promecarb
• Propargyl bromide
• Propionitrile
  Propionitrile
  Propanenitrile, Propionitrile or ethyl cyanide, is a nitrile with the molecular formula C2H5CN. It is a clear liquid with an ethereal, sweet odor.-Production:...
  
  
• Propionitrile, 3-chloro-
• Propiophenone, 4'-amino-
• Propyleneimine
• Prothoate
• Pyrene
  Pyrene
  Pyrene is a polycyclic aromatic hydrocarbon consisting of four fused benzene rings, resulting in a flat aromatic system. The chemical formula is . This colourless solid is the smallest peri-fused PAH...
  
  
• Pyridine, 4-amino-
• Pyridine, 4-nitro-, 1-oxide
• Pyriminil

S

• Salcomine
  Salcomine
  Salcomine is a coordination complex derived from the salen ligand and cobalt. The complex, which is planar, and a variety of its derivatives are carriers for O2 as well as oxidation catalysts.-Preparation and structure:...
  
  
• Sarin
  Sarin
  Sarin, or GB, is an organophosphorus compound with the formula [2CHO]CH3PF. It is a colorless, odorless liquid, which is used as a chemical weapon. It has been classified as a weapon of mass destruction in UN Resolution 687...
  
  
• Selenious acid
• Semicarbazide hydrochloride
• Silane, (4-aminobutyl)diethoxymethyl-
• Sodium arsenate
• Sodium azide
  Sodium azide
  Sodium azide is the inorganic compound with the formula NaN3. This colourless azide salt is the gas-forming component in many car airbag systems. It is used for the preparation of other azide compounds. It is an ionic substance and is highly soluble in water. It is extremely...
  
  
• Sodium cacodylate
• Sodium cyanide
  Sodium cyanide
  Sodium cyanide is an inorganic compound with the formula NaCN. This highly toxic colorless salt is used mainly in gold mining but has other niche applications...
  
  
• Sodium fluoroacetate
• Sodium pentachlorophenate
• Sodium selenate
  Sodium selenate
  Sodium selenate is the sodium salt of selenic acid and is used as a mineral supplement....
  
  
• Sodium selenite
  Sodium selenite
  Sodium selenite is a salt, a colourless solid, and the most common water-soluble selenium compound. It has the formulas Na2SeO3 and Na2SeO35 . Respectively, these are the anhydrous salt and its pentahydrate. This hydrated salt is the more common one...
  
  
• Stannane, acetoxytriphenyl-
• Strychnine
  Strychnine
  Strychnine is a highly toxic , colorless crystalline alkaloid used as a pesticide, particularly for killing small vertebrates such as birds and rodents. Strychnine causes muscular convulsions and eventually death through asphyxia or sheer exhaustion...
  
  
• Strychnine sulfate
• Sulfotep
• Sulfoxide, 3-chloropropyl octyl
• Sulfur dioxide
  Sulfur dioxide
  Sulfur dioxide is the chemical compound with the formula . It is released by volcanoes and in various industrial processes. Since coal and petroleum often contain sulfur compounds, their combustion generates sulfur dioxide unless the sulfur compounds are removed before burning the fuel...
  
  
• Sulfur tetrafluoride
  Sulfur tetrafluoride
  Sulfur tetrafluoride is the chemical compound with the formula SF4. This species exists as a gas at standard conditions. It is a corrosive species that releases dangerous HF upon exposure to water or moisture...
  
  
• Sulfur trioxide
  Sulfur trioxide
  Sulfur trioxide is the chemical compound with the formula SO3. In the gaseous form, this species is a significant pollutant, being the primary agent in acid rain. It is prepared on massive scales as a precursor to sulfuric acid.-Structure and bonding:Gaseous SO3 is a trigonal planar molecule of...
  
  
• Sulfuric acid
  Sulfuric acid
  Sulfuric acid is a strong mineral acid with the molecular formula . Its historical name is oil of vitriol. Pure sulfuric acid is a highly corrosive, colorless, viscous liquid. The salts of sulfuric acid are called sulfates...
  
  

T

• Tabun
  Tabun (nerve agent)
  Tabun or GA is an extremely toxic chemical substance. It is a clear, colorless, and tasteless liquid with a faint fruity odor. It is classified as a nerve agent because it fatally interferes with normal functioning of the mammalian nervous system...
  
  
• Tellurium
• Tellurium hexafluoride
  Tellurium hexafluoride
  Tellurium hexafluoride is the oldest known fluoride of tellurium. It is a colorless, highly toxic gas with an extremely unpleasant smell.-Preparation:...
  
  
• TEPP
• Terbufos
• Tetraethyllead
• Tetraethyltin
  Tetraethyltin
  Tetraethyltin or tetraethyl tin is a chemical compound with formula and molecular structure 4Sn, that is, a tin atom attached to four ethyl groups. It is an important example of an organotin compound, often abbreviated as TET....
  
  
• Tetranitromethane
  Tetranitromethane
  Tetranitromethane or TNM is an organic oxidizer with chemical formula C4. Its chemical structure consists of four nitro groups attached to one carbon atom...
  
  
• Thallium sulfate
• Thallous carbonate
• Thallous chloride
• Thallous malonate
  Thallous malonate
  Thallous malonate is a chemical compound composed mainly of Thallium. It is extremely hazardous substance and is on the List of extremely hazardous substances....
  
  
• Thallous sulfate
• Thiocarbazide
• Thiofanox
• Thionazin
• Thiophenol
  Thiophenol
  Thiophenol is an organosulfur compound with the formula C6H6S, and sometimes abbreviated as PhSH. This foul-smelling colourless liquid is the simplest aromatic thiol. The chemical structures of thiophenols are analogous to phenols except the oxygen atom in the hydroxyl group bonded to the...
  
  
• Thiosemicarbazide
• Thiourea, (2-chlorophenyl)-
• Thiourea, (2-methylphenyl)-
• Titanium tetrachloride
  Titanium tetrachloride
  Titanium tetrachloride is the inorganic compound with the formula TiCl4. It is an important intermediate in the production of titanium metal and the pigment titanium dioxide. TiCl4 is an unusual example of a metal halide that is highly volatile...
  
  
• Toluene 2,4-diisocyanate
• Toluene 2,6-diisocyanate
• Trans-1,4-dichlorobutene
• Triamiphos
• Triazofos
• Trichloro(chloromethyl)silane
  Trichloro(chloromethyl)silane
  Trichlorosilane is a compound with formula SiCl3....
  
  
• Trichloro(dichlorophenyl)silane
  Trichloro(dichlorophenyl)silane
  Trichlorosilane is a compound with formula SiCl3....
  
  
• Trichloroacetyl chloride
  Trichloroacetyl chloride
  Trichloroacetyl chloride is the acyl chloride of trichloroacetic acid. It can be formed by reacting chlorine with acetyl chloride or acetaldehyde in the presence of activated charcoal. It is used in the manufacture of pharmaceuticals and plant protection compounds....
  
  
• Trichloroethylsilane
  Trichloroethylsilane
  Trichloroethylsilane is a compound with formula SiCl3....
  
  
• Trichloronate
• Trichlorophenylsilane
  Trichlorophenylsilane
  Trichlorophenylsilane is a compound with formula SiCl3....
  
  
• Triethoxysilane
• Trimethylchlorosilane
• Trimethylolpropane phosphite
  Trimethylolpropane phosphite
  Trimethylolpropane phosphite, C2H5C3P, is a phosphite ester used as a ligand in organometallic chemistry. Trimethylolpropane phosphite is sometimes abbreviated to EtCage. Several EtCage complexes have been synthesised and studied to date, including [2Mo4], [Ir411] and RuCl2, shown below....
  
  
• Trimethyltin chloride
  Trimethyltin chloride
  Trimethyltin chloride is an organotin compound]] with the formula 3SnCl. It is a white solid that is highly toxic and has a stench. It is susceptible to hydrolysis.-Synthesis:...
  
  
• Triphenyltin chloride
  Triphenyltin chloride
  Triphenyltin chloride is an organotin compound with formula Sn3Cl. It is a colourless solid that dissolves in organic solvents. It slowly reacts with water. The main for this compound is as fungicide and antifoulant.-Hazards:...
  
  
• Tris(2-chloroethyl)amine
  Tris(2-chloroethyl)amine
  Trisamine is the organic compound with the formula N3. Often abbreviated HN3, it is a powerful blister agent and a nitrogen mustard gas used for chemical warfare. HN3 was the last of the nitrogen mustard agents developed...