Momordicinin

Momordicinin

Names
IUPAC name 13,28-Epoxyurs-11-en-3-one
Systematic IUPAC name (1S,2R,4aS,6aS,6bR,8aR,12aS,12bS,14aS,14bR)-1,2,6a,6b,9,9,12a-Heptamethyl-2H,10H-14a,4a-(epoxymethano)picen-10-one
Identifiers
CAS Number	128529-78-2 Y
3D model (JSmol)	Interactive image
ChemSpider	10277031
PubChem CID	21669099
CompTox Dashboard (EPA)	DTXSID901318075
InChI InChI=1S/C30H46O2/c1-19-8-14-29-17-16-28(7)27(6)13-9-21-25(3,4)23(31)11-12-26(21,5)22(27)10-15-30(28,32-18-29)24(29)20(19)2/h10,15,19-22,24H,8-9,11-14,16-18H2,1-7H3/t19-,20+,21+,22-,24-,26+,27-,28+,29-,30+/m1/s1 Key: PKMBOLUTQNQQBP-MJFBQLCDSA-N
SMILES C[C@@H]1CC[C@]23CC[C@]4([C@@]5(CC[C@@H]6[C@@]([C@H]5C=C[C@@]4([C@@H]2[C@H]1C)OC3)(CCC(=O)C6(C)C)C)C)C
Properties
Chemical formula	C30H46O2
Molar mass	438.696 g·mol−1
Melting point	146–147 °C (295–297 °F; 419–420 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Momordicinin (13β,28-epoxy-urs-11-en-3-one) is chemical compound, a triterpene with formula C
₃₀H
₄₆O
₂, 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 irregular plates that melt at 146−147 °C. It was isolated in 1997 by S. Begum and others.^[1]