Momordicine
Encyclopedia
A momordicine is any of several compounds found the bitter melon
vine, Momordica charantia. They are glycosides of cucurbitane
derivatives. They include
Momordicine II and IV can be extracted from the leaves of M. charantia by methanol. They have been found to deter egg-laying of the leaf mining fly (Liriomyza trifolii) at a combined concentration of 96 µg/cm2.
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...
vine, Momordica charantia. They are glycosides of cucurbitane
Cucurbitane
Cucurbitane is a chemical compound with formula . It is a polycyclic hydrocarbon, specifically a triterpene. It is an isomer of lanostane , from which it differs by the formal shift of a methyl group from the 10 to the 9β position in the standard steroid numbering scheme.The name is applied to...
derivatives. They include
- Momordicine II
- Momordicine IV, 7-O-D-glucopyranosyl-3,23-dihydroxycucurbita-5,24-dien-19-al
Momordicine II and IV can be extracted from the leaves of M. charantia by methanol. They have been found to deter egg-laying of the leaf mining fly (Liriomyza trifolii) at a combined concentration of 96 µg/cm2.