Momordicin-28

Momordicin-28
IUPAC name (4aR,6aR,6bS,8aS,11R,12S,12aR,12bS,14aR,14bS)-12b-Hydroxy-8a-(methoxymethyl)-4,4,6a,6b,11,12,14b-heptamethyl-1,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,14a,14b-octadecahydropicen-3(2H)-one
Other names 13-Hydroxy-28-methoxy-urs-11-en-3-one
Identifiers
CAS number	1392-51-4
Jmol-3D images	Image 1
SMILES C[C@H]1[C@H](C)CC[C@]2(COC)CC[C@@]3(C)[C@]4(C)CC[C@@]5([H])C(C)(C)C(CC[C@]5(C)[C@@]4([H])C=C[C@]3(O)[C@@]21[H])=O
Properties
Molecular formula	C31H50O3
Molar mass	470.73 g mol−1
Melting point	121-122 °C, 394-395 K, 250-252 °F
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Momordicin-28 or 13-hydroxy-28-methoxy-urs-11-en-3-one is a triterpene compound with formula C₃₁H₅₀O₃ found in the fresh fruit of the bitter melon (Momordica charantia).^[1]

The compound is soluble in ethyl acetate and chloroform but not in petrol. It crystallizes as fine needles that melt at 121-122°C. It was isolated in 1997 by S. Begum and others.^[1]

See also

• Momordicin I
• Momordicin II
• Momordicinin
• Momordicilin
• Momordenol
• Momordol

References

1. ^ ^{a b} Sabira Begum, Mansour Ahmed, Bina S. Siddiqui, Abdullah Khan, Zafar S. Saify, and Mohammed Arif (1997), TRITERPENES, A STEROL AND A MONOCYCLIC ALCOHOL FROM MOMORDICA CHARANTIA. Phytochemistry, volume 44, issue 7, pages 1313-1320