Α-Viniferin

α-Viniferin is a stilbene trimer. It can be isolated from Caragana chamlagu^[1] and from Caragana sinica^[2] and from the stem bark of Dryobalanops aromatica.^[3] It is also present in relation to resistance to Botrytis cinerea and Plasmopara viticola in Vitis vinifera and Vitis riparia.^[4] It has been shown to inhibit acetylcholinesterase.^[1]

α-Viniferin

Names
Preferred IUPAC name (1R,5bR,6R,10bS,11S,15bR)-1,6,11-Tris(4-hydroxyphenyl)-1,5b,6,10b,11,15b-hexahydrocyclonona[1,2,3-cd:4,5,6-c′d′:7,8,9-c′′d′′]tris([1]benzofuran)-4,9,14-triol
Other names α-Viniferin; (+)-α-Viniferin
Identifiers
CAS Number	62218-13-7 Y
3D model (JSmol)	Interactive image Interactive image
ChEBI	CHEBI:66359 N
ChEMBL	ChEMBL443463 Y
ChemSpider	333272 N
PubChem CID	196402
UNII	53XER6FHLX Y
CompTox Dashboard (EPA)	DTXSID40211274
InChI InChI=1S/C42H30O9/c43-22-7-1-19(2-8-22)40-37-28-13-25(46)17-32-35(28)39(42(50-32)21-5-11-24(45)12-6-21)30-15-27(48)18-33-36(30)38(29-14-26(47)16-31(49-40)34(29)37)41(51-33)20-3-9-23(44)10-4-20/h1-18,37-48H N Key: KUTVNHOAKHJJFL-UHFFFAOYSA-N N InChI=1/C42H30O9/c43-22-7-1-19(2-8-22)40-37-28-13-25(46)17-32-35(28)39(42(50-32)21-5-11-24(45)12-6-21)30-15-27(48)18-33-36(30)38(29-14-26(47)16-31(49-40)34(29)37)41(51-33)20-3-9-23(44)10-4-20/h1-18,37-48H Key: KUTVNHOAKHJJFL-UHFFFAOYAE
SMILES OC(C=C1)=CC=C1[C@@H]2[C@@H](C3=C4C(O[C@@H](C5=CC=C(O)C=C5)[C@@H]4C6=C([C@@H]7[C@H](C8=CC=C(O)C=C8)O9)C9=CC(O)=C6)=CC(O)=C3)C%10=C7C=C(O)C=C%10O2 Oc1ccc(cc1)C%10Oc2cc(O)cc7c2C%10c8cc(O)cc9OC(c3ccc(O)cc3)C(c5cc(O)cc6OC(c4ccc(O)cc4)C7c56)c89
Properties
Chemical formula	C42H30O9
Molar mass	678.693 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references