Fragmentierungsreaktionen an carbonylverbindungen mit β-ständigen elektronegativen substituenten—XVII
作者:F. Nerdel、D. Frank、W. Metasch、K. Gerner、H. Marschall
DOI:10.1016/s0040-4020(01)93011-x
日期:1970.1
Treatment of 2,2,6,6-tetiakis-(p-toluenesulfonyloxymethyl) cyclohexanone (1) with aqueous alcoholic sodium hydroxide yields 1-alkoxymethyl-3-methylenecyclohexane-1-carboxylic acids 3a–8a and 2-[2-alkoxymethyl-cyclopent-1-en-1-yl] propionic acids 9a–14a as major products; 1-hydroxymethyl-3-methylencyclohexane-1-carboxylic acid (2a) is formed predominantly with t-butyl alcohol, while with dioxan 2a is
用氢氧化钠水溶液处理2,2,6,6-tetiakis-(对甲苯磺酰氧基甲基)环己酮(1)生成1-烷氧基甲基-3-亚甲基环己烷-1-羧酸3a-8a和2- [2-烷氧基甲基-主要产品为环戊-1-烯-1-基]丙酸9a-14a;1-羟基甲基-3-亚甲基环己烷-1-羧酸(2a)主要与叔丁醇形成,而与二恶烷2a是唯一的产物。