39603-90-2Relevant academic research and scientific papers
Imidoylketene Imines, III. Preparation and Conformation of Vinylogous Ureas
Goerdeler, Joachim,Lindner, Christian
, p. 2499 - 2508 (2007/10/02)
A number of new β-aminocroton- and cinnamamides (3), often with 2-cyano, -keto, or -ester groups, were prepared by addition of the corresponding secondary enamines 1 to isocyanates.In the case of tert-butyl isocyanate the use of zinc chloride was helpful.
