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.
摘要 乙酰异硫氰酸酯 1 与氰基乙酸乙酯、丙二腈和/或环状 β-二酮反应分别得到相应的 1,3-恶嗪 3、11 和硫代酰胺 12。描述了 3 的杂环化和噻唑 18 的合成。