Enantiospecific synthesis of amino acids: preparation of (R)- and (S)-α-methylaspartic acid from (S)-tryptophan
作者:Chat-On Chan、David Crich、Swaminathan Natarajan
DOI:10.1016/s0040-4039(00)92648-0
日期:1992.6
The enantiospecific synthesis of both antipodes of α-methylaspartic acid from (S)-tryptophan is described with the key steps being alkylation of the hexahydropyrroloindole 4, oxidative degradation of indoles and, for the preparation of the (R)-isomer, Barton reductive decarboxylation.
描述了从(S)-色氨酸合成α-甲基天冬氨酸的两个对映体的对映体特异性,关键步骤是六氢吡咯并吲哚4的烷基化,吲哚的氧化降解,以及对于(R)-异构体的制备,Barton还原脱羧。