Momordenol
Encyclopedia
Momordenol or 3β-hydroxy-stigmasta-5,14-dien-16-one is a natural chemical compound
, a sterol
with formula , found in the fresh fruit of the bitter melon
(Momordica charantia).
The compound is soluble in ethyl acetate
and methanol
but not in pure chloroform
or petrol. It crystallizes as fine needles that melt at 160–161 °C. It was isolated in 1997 by S. Begum and others.
Chemical compound
A chemical compound is a pure chemical substance consisting of two or more different chemical elements that can be separated into simpler substances by chemical reactions. Chemical compounds have a unique and defined chemical structure; they consist of a fixed ratio of atoms that are held together...
, a sterol
Sterol
Sterols, also known as steroid alcohols, are a subgroup of the steroids and an important class of organic molecules. They occur naturally in plants, animals, and fungi, with the most familiar type of animal sterol being cholesterol...
with formula , found in the fresh fruit of the bitter melon
Bitter melon
Momordica charantia, called bitter melon or bitter gourd in English, is a tropical and subtropical vine of the family Cucurbitaceae, widely grown in Asia, Africa, and the Caribbean for its edible fruit, which is among the most bitter of all fruits...
(Momordica charantia).
The compound is soluble in ethyl acetate
Ethyl acetate
Ethyl acetate is the organic compound with the formula CH3COOCH2CH3. This colorless liquid has a characteristic sweet smell and is used in glues, nail polish removers, and cigarettes...
and methanol
Methanol
Methanol, also known as methyl alcohol, wood alcohol, wood naphtha or wood spirits, is a chemical with the formula CH3OH . It is the simplest alcohol, and is a light, volatile, colorless, flammable liquid with a distinctive odor very similar to, but slightly sweeter than, ethanol...
but not in pure 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...
or petrol. It crystallizes as fine needles that melt at 160–161 °C. It was isolated in 1997 by S. Begum and others.
See also
- StigmasterolStigmasterolStigmasterol is one of a group of plant sterols, or phytosterols, that include beta-sitosterol, campesterol, ergosterol , brassicasterol, delta-7-stigmasterol and delta-7-avenasterol, that are chemically similar to animal cholesterol...
- Momordicin IMomordicin IMomordicin I, or 3,7,23-trihydroxycucurbitan-5,24-dien-19-al, is a chemical compound found in the leaves of the bitter melon vine , possibly responsible for its reputed medicinal properties....
- Momordicin II
- Momordicin-28Momordicin-28Momordicin-28 or 13-hydroxy-28-methoxy-urs-11-en-3-one is a triterpene compound with formula found in the fresh fruit of the bitter melon ....
- MomordicininMomordicininMomordicinin or 13β,28-epoxy-urs-11-en-3-one is chemical compound, a triterpene with formula , found in the fresh fruit of the bitter melon ....
- MomordicilinMomordicilinMomordicilin or 24-[1′-hydroxy,1′-methyl-2′-pentenyloxyl]-ursan-3-one is a chemical compound, a triterpene with formula , found in the fresh fruit of the bitter melon ....
- MomordolMomordolMomordol or 1-hydroxy-1,2-dimethyl-2-[8′,10′-dihydroxy-4′,7′-dimethyl-11′-hydroxy methyl-trideca]-3-ethyl-cyclohex-5-en-4-one is a chemical compound with formula , found in the fresh fruit of the bitter melon ....