Organic Chemistry Portal



Synthesis of N-Sulfonylamidines by Catalyst-Free Hydroamination of Ynamides and Amines

Yulong Kong, Lian Yu, Yuming Cui, Jian Cao*

*Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education, Hangzhou Normal University, Wenyi Road 222, Hangzhou 310012, P. R. of China, Email:

Y. Kong, L. Yu, J. Cao, Synthesis, 2014, 46, 183-188.

DOI: 10.1055/s-0033-1340287


A catalyst-free hydroamination of N,N-disulfonyl ynamides with amines gives N-sulfonylamidines. Alkyl amines react with N,N-disulfonyl ynamides under mild conditions, whereas aryl amines require higher temperatures.

see article for more examples

Key Words

amines, sulfonamides, aminations

ID: J66-Y2014