Isonicotinic acids
Encyclopedia
Isonicotinic acid is an organic compound with a carboxyl group on a pyridine
ring. It is an isomer
of nicotinic acid
— the carboxyl group for isonicotinic acid is on the 4-position instead of the 3-position for nicotinic acid.
Pyridine
Pyridine is a basic heterocyclic organic compound with the chemical formula C5H5N. It is structurally related to benzene, with one C-H group replaced by a nitrogen atom...
ring. It is an isomer
Isomer
In chemistry, isomers are compounds with the same molecular formula but different structural formulas. Isomers do not necessarily share similar properties, unless they also have the same functional groups. There are many different classes of isomers, like stereoisomers, enantiomers, geometrical...
of nicotinic acid
Niacin
"Niacin" redirects here. For the neo-fusion band, see Niacin .Niacin is an organic compound with the formula and, depending on the definition used, one of the forty to eighty essential human nutrients.Niacin is one of five vitamins associated with a pandemic deficiency disease: niacin deficiency...
— the carboxyl group for isonicotinic acid is on the 4-position instead of the 3-position for nicotinic acid.
Derivatives
Isonicotinic acids is a term loosely used for derivatives of isonicotinic acid. Examples include:- EthionamideEthionamideEthionamide is an antibiotic used in the treatment of tuberculosis.It is a prodrug.It has been proposed for use in combination with gatifloxacin.The action may be through disruption of mycolic acid.-Synthesis:...
- IproniazidIproniazidIproniazid is a hydrazine drug used as an antidepressant. It acts as an irreversible and nonselective monoamine oxidase inhibitor . Though it has been widely discontinued in most of the world, it is still used in France.- History :Iproniazid was the first antidepressant ever marketed...
- IsoniazidIsoniazidIsoniazid , also known as isonicotinylhydrazine , is an organic compound that is the first-line antituberculosis medication in prevention and treatment. It was first discovered in 1912, and later in 1951 it was found to be effective against tuberculosis by inhibiting its mycolic acid...
- NialamideNialamideNialamide is an irreversible and non-selective monoamine oxidase inhibitor of the hydrazine chemical class used as an antidepressant and anxiolytic...