REACTION OF ACYL ISOTHIOCYANATES WITH NUCLEOPHILES: A CONVENIENT SYNTHESIS OF 1,3-OXAZINE, PYRIMIDINETHIONE AND THIAZOLE DERIVATIVES
作者:M. G. Assy
DOI:10.1080/10426509608029633
日期:1996.1.1
Abstract The reaction of acetyl isothiocyanate 1 with ethyl cyanoacetate, malononitrile and/or a cyclic β-diketone afforded the corresponding 1,3-oxazines 3, 11 and thioamide 12 respectively. The heteroannulation of 3 and the synthesis of thiazole 18 is described.