作者:Tetsuya Ezawa、Seunghee Jung、Yuya Kawashima、Takuya Noguchi、Nobuyuki Imai
DOI:10.1016/j.tetasy.2016.11.009
日期:2017.1
Dipeptides and amides were obtained in high yields from N-carbobenzyloxy a-amino acids and 3-phenylpropanoic acid with unprotected a-amino acids via the corresponding mixed carbonic carboxylic anhydrides using ethyl chloroformate and triethylamine by an ecological and convenient method in which the protection of C-terminals is not needed. (C) 2016 Elsevier Ltd. All rights reserved.