Glyceollin III

Glyceollin III
Names
	Preferred IUPAC name (2S,6aS,11aS)-2-(Prop-1-en-2-yl)-1,2-dihydro-6H-[1]benzofuro[3,2-c]furo[3,2-g][1]benzopyran-6a,9(11aH)-diol
Identifiers
CAS Number	61080-23-7 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:52086 ;
ChEMBL	ChEMBL2229450 ;
ChemSpider	10128488 ;
KEGG	C15511 ;
PubChem CID	11954193;
UNII	629FG6XLLL ;
CompTox Dashboard (EPA)	DTXSID20976571 ;
	InChI InChI=1S/C20H18O5/c1-10(2)15-6-11-5-13-17(8-16(11)24-15)23-9-20(22)14-4-3-12(21)7-18(14)25-19(13)20/h3-5,7-8,15,19,21-22H,1,6,9H2,2H3/t15-,19-,20+/m0/s1 Key: MIYTVBARXCVVHZ-RYGJVYDSSA-N;
	SMILES CC(=C)[C@@H]1Cc2cc3c(cc2O1)OC[C@@]4([C@H]3Oc5c4ccc(c5)O)O;
Properties
Chemical formula	C20H18O5
Molar mass	338.35 g/mol
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Glyceollin III is a glyceollin, a type of pterocarpan, found in the soybean (Glycine max). It has an antiestrogenic effect. In soil, it has an antifungal activity against Aspergillus sojae.