A Convenient and Improved Procedure for the Cyanation of Enamines and 1,3-Dicarbonyl Compounds
作者:K. Buttke、H.-J. Niclas
DOI:10.1080/00397919408010246
日期:1994.12
The direct cyanation of enamines 2a-f using acylsubstituted cyanatobenzenes 1a-c and cyanatoanthraquinone 1d furnishes beta-cyanoenamines 3a-f which upon hydrolysis afford the cyanoketones 4a,b. 2-Cyano-1,3-diketones 6a-c are obtained starting from compounds 5a-c and 1.
A new and facile synthesis of methyl 3-amino-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxylate