Ampelopsin B

Ampelopsin B
Names
	IUPAC name (1S,7S,11bS)-1,7-Bis(4-hydroxyphenyl)-1,6,7,11b-tetrahydro-2-oxadibenzo[cd,h]azulene-4,8,10-triol
	Other names (+)-Ampelopsin B; (−)-Ampelopsin B
Identifiers
CAS Number	130518-19-3 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:76191;
ChemSpider	4476716;
PubChem CID	5318088;
UNII	BX77KJ8J5L ;
CompTox Dashboard (EPA)	DTXSID80415734 ;
	InChI InChI=1S/C28H22O6/c29-17-5-1-14(2-6-17)21-10-16-9-19(31)13-24-25(16)27(22-11-20(32)12-23(33)26(21)22)28(34-24)15-3-7-18(30)8-4-15/h1-9,11-13,21,27-33H,10H2/t21-,27-,28+/m0/s1 Key: JJCVXDDMIRXVJA-YNOBPPCASA-N; InChI=1/C28H22O6/c29-17-5-1-14(2-6-17)21-10-16-9-19(31)13-24-25(16)27(22-11-20(32)12-23(33)26(21)22)28(34-24)15-3-7-18(30)8-4-15/h1-9,11-13,21,27-33H,10H2/t21-,27-,28+/m0/s1 Key: JJCVXDDMIRXVJA-YNOBPPCABK;
	SMILES Oc1ccc(cc1)[C@H]6c2c(cc(O)cc2O)[C@H]4c5c(cc(O)cc5O[C@@H]4c3ccc(O)cc3)C6;
Properties
Chemical formula	C28H22O6
Molar mass	454.478 g·mol−1
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Ampelopsin B is a stilbenoid dimer found in Ampelopsis glandulosa var. hancei (formerly Ampelopsis brevipedunculata var. hancei).^[1]^[2]

References

^ Oshima, Y (1990). "Ampelopsins A, B and C, new oligostilbenes of Ampelopsis brevipedunculata var hancei". Tetrahedron. 46 (15): 5121. doi:10.1016/S0040-4020(01)87819-4.
^ Chemical determination of the absolute structures of resveratrol dimers, ampelopsins A, B, D and F. Yoshiaki Takaya, Ke-Xu Yan, Kenji Terashima, Junko Ito and Masatake Niwa, Tetrahedron, 2002, 58, pages 7259–7265, doi:10.1016/S0040-4020(02)00785-8