Asymmetric induction in radical reactions: enantioselective syntheses of (S)-2-deuterioglycine and (R)-2-deuterioglycine
作者:David P. G. Hamon、Pasquale Razzino、Ralph A. Massy-Westropp
DOI:10.1039/c39910000332
日期:——
The (–)-8-phenylmenthol ester of N-Boc-glycine is brominated with N-bromosuccinimide and the bromo-compound is reduced with tri-n-butyldeuteriostannane to give the chiral glycine derivative in high optical yield which upon hydrolysis yields the amino acid without racemisation.
N-Boc 甘
氨酸的
(-)-8-苯基薄荷醇酯用 N-
溴代丁二
酰亚胺溴化,
溴代化合物用三-正丁基氚基
锡烷还原,得到手性甘
氨酸衍
生物,光学产率高,
水解后得到的
氨基酸无外消旋化。