Asymmetric synthesis of N-tosyl amino acids from N-sulfinyl α-amino-1,3-dithioketals
作者:Franklin A. Davis、Tokala Ramachandar、Jing Chai、Hiu Qiu
DOI:10.3998/ark.5550190.0011.804
日期:——
Hydrolysis of diastereomerically pure N-sulfinyl -amino-1,3-dithianes with 1,3-dibromo-5,5dimethylhydantoin gives N-tosyl -amino aldehydes which when subjected to a Pinnick-type oxidation gave N-tosyl -amino acids without epimerization.