反应详情

Following a procedure similar to that described in Example 1, the desired compound was prepared from 3 g of ethyl 2-(3-phenylureido)thiazol-4-ylglyoxylate, 1.25 g of rhodanine, 1 g of ammonium chloride 1 ml of 28% v/v aqueous ammonia and 10 ml of ethanol. The resulting product was a yellow powder having the following physical properties.