反应详情

The title compound (m.p. 155°-156°, 25.4% yield) was prepared from 2-amino-5-ethylpyridine and ethyl ethoxymethylenecyanoacetate in a manner similar to that described for the preparation of ethyl 2-cyano-3-(5-methyl-2-pyridylamino)acrylate in Preparation 6.