N, N-Dibenzyl Formamide Dimethyl Acetal and N, N-Dibenzyl Chloromethylene Iminium Chloride: Two Complementary Reagents for the Protection Of Primary Amines as N, N-Dibenzyl Formamidines
作者:Stéphane Vincent、Luc Lebeau、Charles Mioskowski
DOI:10.1080/00397919908085753
日期:1999.1
Two complementary procedures are described for the preparation of N,N-dibenzyl formamidines from primary amines in high yield. The primary amine protective group can be easily introduced on polyhydroxylated molecules and is removable either by hydrolysis or hydrogenolysis.
Hydrolysis and Hydrogenolysis of Formamidines: <i>N,N</i>-Dimethyl and <i>N,N</i>-Dibenzyl Formamidines as Protective Groups for Primary Amines