Graecunin E
IUPAC 名称
2-{[(3-{[3,4-dihydroxy-6-(hydroxymethyl)-5-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxan-2-yl]oxy}-4,5-dihydroxy-6-methyloxan-2-yl)oxy]methyl}-6-{5,7',9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0²,⁹.0⁴,⁸.0¹³,¹⁸]icosan]-18'-eneoxy}oxane-3,4,5-triol
描述
Isolated from the leaves of Trigonella foenum-graecum (fenugreek). Graecunin E is found in herbs and spices and fenugreek.
异构
CC1C2C(CC3C4CC=C5CC(CCC5(C)C4CCC23C)OC2OC(COC3OC(C)C(O)C(O)C3OC3OC(CO)C(OC4OC(CO)C(O)C(O)C4O)C(O)C3O)C(O)C(O)C2O)OC11CCC(C)CO1
InChI标识符
InChI=1S/C51H82O22/c1-20-8-13-51(65-18-20)21(2)32-28(73-51)15-27-25-7-6-23-14-24(9-11-49(23,4)26(25)10-12-50(27,32)5)67-45-40(61)37(58)35(56)31(70-45)19-64-48-44(38(59)33(54)22(3)66-48)72-47-42(63)39(60)43(30(17-53)69-47)71-46-41(62)36(57)34(55)29(16-52)68-46/h6,20-22,24-48,52-63H,7-19H2,1-5H3
键
QBFOXISCLSPTBT-UHFFFAOYSA-N