An Improved Procedure for the Preparation of Substituted Thiazoles
作者:Maria Teresa Cocco、Valentina Onnis
DOI:10.1055/s-1993-25827
日期:——
The reaction between 3-amino-3-(dialkylamino)propenenitriles 1 and sodium thiocyanate in presence of bromine, provides an efficient route for the synthesis of 2-amino-5-cyano-4-(dialkylamino)thiazoles 3.