Amurensin E is an oligostilbene found in Vitis amurensis.[1] It is a pentamer of resveratrol.

Amurensin E
Chemical structure of amurensin E
Names
Preferred IUPAC name
(21S,26R,27S,211bS,4E,65S,66S)-65-(3,5-Dihydroxyphenyl)-27,63,66-tris(4-hydroxyphenyl)-21,26,27,211b,65,66-hexahydro-2(1,6)-benzo[6,7]cyclohepta[1,2,3-cd][1]benzofurana-6(4,2)-benzo[1,2-b:5,4-b′]difurana-1,7(1),3(1,3)-tribenzenaheptaphan-4-ene-14,24,28,210,36,73,75-heptol
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/C70H50O15/c71-40-11-3-34(4-12-40)59-62(52-29-49(80)31-56-66(52)67(53-28-48(79)30-55(82)63(53)59)69(83-56)37-9-17-43(74)18-10-37)51-21-33(2-20-54(51)81)1-19-50-64-57(85-70(39-24-46(77)27-47(78)25-39)60(64)35-5-13-41(72)14-6-35)32-58-65(50)61(38-22-44(75)26-45(76)23-38)68(84-58)36-7-15-42(73)16-8-36/h1-32,59,61-62,67-69,71-82H/b19-1+/t59-,61+,62+,67+,68-,69-/m1/s1
    Key: ZRYWKQSYNPQLCT-CTMVSHEZSA-N
  • C1=CC(=CC=C1[C@@H]2[C@H](C3=C4[C@@H]([C@H](OC4=CC(=C3)O)C5=CC=C(C=C5)O)C6=C2C(=CC(=C6)O)O)C7=C(C=CC(=C7)/C=C/C8=C9C(=CC1=C8[C@@H]([C@H](O1)C1=CC=C(C=C1)O)C1=CC(=CC(=C1)O)O)OC(=C9C1=CC=C(C=C1)O)C1=CC(=CC(=C1)O)O)O)O
Properties
C70H50O15
Molar mass 1131.14 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

References

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  1. ^ Four Novel Oligostilbenes from the Roots of Vitis amurensis. Kai-Sheng Huang, Mao Lin, Lin-Ning Yu and Man Kong, Tetrahedron, 3 March 2000, Volume 56, Issue 10, Pages 1321–1329, doi:10.1016/S0040-4020(99)01034-0