The molecular structure of methyl 1-isopropenyl-5a,5b,8,8,11a-pentamethyl-9-oxo-10-[(E)-1phenylmethylidene]perhydrocyclopent[a]chrysene-3a-carboxylate II is determined. Compound II C38H52O3 crystallizes in the non-centrosymmetric P21 space group with the cell parameters: a= 11.4450(8) Å, b = 11.1995(8) Å, c = 12.5179(9) Å, β = 93.984(2)°.
确定了 1-异
丙烯基-5a,5b,8,8,11a-五甲基-9-氧代-10-[(E)-1-苯基亚甲基]全氢环戊并[a]菊烯-3a-
羧酸甲酯 II 的分子结构。化合物 II
C38H52O3 在非中心对称的 P21 空间群中结晶,晶胞参数为:a= 11.4450(8)埃,b= 11.1995(8)埃,c= 12.5179(9)埃,β= 93.984(2)°。