E-(1-羟基-2,2-二甲基-6-苯亚甲基-3,3-亚乙二氧基环己基)乙酸的合成

Synthesis of E-(3,3-Ethylenedioxy-1-Hydroxy- 2,2-Dimethyl-6-Phenylmethylene) Cyclohexylacetic Acid

摘要: 本文报道了化合物E-(1-羟基-2,2-二甲基-6-苯亚甲基-3,3-亚乙二氧基环己基)乙酸(12)的合成路线。并以2,2-二甲基-1,3-环己酮为起始原料,经过单缩酮化、羟醛缩合、Reformatsky反应,酯水解四步反应制得目的物,总收率为13.9%。

Abstract: The route of synthesizing E-(3,3-ethylenedioxy-1-hydroxy-2,2-dimethyl-6-phenylmethylene) cyclohexy-laceticacid (12) was designed. This compound, which was obtained from 2, 2-dimethyl-1, 3-cyclohexanedione via monoketalization, condensation with benzaldehy