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 ;
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).

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.