Diastereoselective Synthesis of N-Substituted Ethyl 4-Phenyloxazolidine-2-carboxylates
作者:Alan R. Katritzky、Justo Cobo-Domingo、Baozhen Yang、Peter J. Steel
DOI:10.1039/a807578f
日期:——
(S)-2-Phenylglycinol, ethyl glyoxylate, formaldehyde and benzotriazole formed stereospecifically ethyl (2S,4S)-N-(benzotriazol-1-yl)methyl-4-phenyloxazolidine-2-carboxylate (1) which was converted into chiral N-substituted oxazolidines, via regiospecific substitutions of the benzotriazolyl residue.
(S)-2-苯基甘氨醇、乙基乙酰羟基、甲醛和苯并三唑以立体特异性的方式合成了乙基(2S,4S)-N-(苯并三唑-1-基)甲基-4-苯氧杂环丁烷-2-羧酸酯(1),该化合物通过苯并三唑基团的区域特异性取代反应转化为手性N-取代的氧杂环丁烷。