An Efficient Synthesis of 2-Alkylthio- 5-phenylmethylidene-4<b><i>H</i></b>-imidazolin-4-ones
作者:Ming-Wu Ding、Yong Sun、Zhao-Jie Liu
DOI:10.1081/scc-120018686
日期:2003.1.5
2-Alkylthio-5-phenylmethylidene-4H-imidazolin-4-ones 5 were synthesized by S-alkylation of thioimidazolinones 4, which were obtained via cyclization of carbodiimides 2 with Na2S/HOAc. The direct reaction of carbodiimides 2 with butylthiol could not give 2-butylthio-4H-imidazolin-4-ones 3.