...;氯甲酸乙酯;甘氨酸乙酯;合成[gap=699]Key words: ursodeoxycholic acid;glycoursodeoxycholic acid;ethyl chloroformate;ethyl glycinate;synthesis...
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化学品中文名称: 氯甲酸乙酯化学品英文名称: ethyl chloroformate中文名称2: 氯碳酸乙酯英文名称2: ethyl chlorocarbonateCAS… 发布时间:2011-5-19 磷酸三丁脂 磷酸三丁脂别
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Through esterification, two steps of addition, two steps of condensation and hydrolysis-decarboxylation, altogether six-step reactions, 1-carbethoxy-2-methyl-4- piperidone has been synthesized from ammonia, crotonic acid, ethyl acrylate and ethyl chloroformate. The overall yield was up to 32%.
通过研究,本文以简单易得的氨气、反-2-丁烯酸、丙烯酸乙酯和氯甲酸乙酯为原料,共经过了酯化反应、两步加成反应、两步缩合反应和水解脱羧共六步反应,合成了2-甲基-1-乙氧羰基-4-哌啶酮,总收率32.0%。
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