Synthesis of 3-[(2-Amino-1,2-dicyanovinyl)amino]-2-(benzoylamino)propenoates

Tomaž Trček and Bojan Verček*
Faculty of Chemistry and Chemical Technology, University of Ljubljana, Aškerčeva 5, 1000 Ljubljana, Slovenia;
E-mail: bojan.vercek@fkkt.uni-lj.si

Abstract
Two simple methods for the preparation of 3-[(2-amino-1,2-dicyanovinyl)amino]-2-(benzoyl­amino)propenoates starting from 4-ethoxymethylidene-2-phenyl-5(4H)-oxazolone and diaminomaleonitrile are described.

Key words: diaminomaleonitrile, 5(4H)-oxazolones, propenoates