trans-Diptoindonesin B

*trans*-Diptoindonesin B
Names
	Preferred IUPAC name 5-{(2S,2′S,3S,3′S)-6-[(1E)-2-(3,5-Dihydroxyphenyl)ethen-1-yl]-6′-hydroxy-2,2′-bis(4-hydroxyphenyl)-2,2′,3,3′-tetrahydro[3,4′-bi-1-benzofuran]-3′-yl}benzene-1,3-diol
Identifiers
CAS Number	610757-17-0 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:76196 ;
ChemSpider	26233611;
PubChem CID	641676;
UNII	YP28HR5FRG ;
CompTox Dashboard (EPA)	DTXSID90348943 ;
	InChI InChI=1S/C42H32O9/c43-27-8-4-24(5-9-27)41-38(26-16-31(47)19-32(48)17-26)40-35(20-33(49)21-37(40)51-41)39-34-15-22(1-2-23-13-29(45)18-30(46)14-23)3-12-36(34)50-42(39)25-6-10-28(44)11-7-25/h1-21,38-39,41-49H/b2-1+/t38-,39+,41+,42+/m0/s1 Key: BDJSWDYSJPVUJA-DVYDPXLZSA-N;
	SMILES OC1=CC(/C=C/C2=CC=C(O[C@H](C3=CC=C(O)C=C3)[C@H]4C5=CC(O)=CC6=C5[C@H](C7=CC(O)=CC(O)=C7)[C@@H](C8=CC=C(O)C=C8)O6)C4=C2)=CC(O)=C1;
Properties
Chemical formula	C42H32O9
Molar mass	680.709 g·mol−1
	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

trans-Diptoindonesin B is an oligomeric stilbenoid.

References

^ Syah, YM; Aminah, NS; Hakim, EH; Aimi, N; Kitajima, M; Takayama, H; Achmad, SA (2003). "Two oligostilbenes, cis- and trans-diptoindonesin B, from Dryobalanops oblongifolia". Phytochemistry. 63 (8): 913–7. Bibcode:2003PChem..63..913S. doi:10.1016/S0031-9422(03)00274-7. PMID 12895539.

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