MOLECULAR REARRANGEMENT OF SULFUR COMPOUNDS IX: PYROLYSIS OF 2-PHENYLIMINO-3-ARYLAMINO-4-THIAZOLIDINONE DERIVATIVES
作者:A. M. Gaber、A. A. Atalla、A. M. Kamal El-Dean
DOI:10.1080/10426509808032454
日期:1998.1
Abstract Pyrolysis of 2-phenylimino-3-arylamino-4-thiazolidinone I, II (Ar = Ph, p-tolyl) by heating at ca. 250 °C in a sealed tube gives rise to H2S, benzonitrile, acetophenone, arylamines, phe-nyl isothiocynate, thioglycolic acid, arylhydrazines, N-phenyl-N'-aryl thiourea, benzimida-zole, and 3-phenyl-1,2,4-benzotriazines. Analogous results in addition to toluene, bibenzyl, stilbene, bibenzylamine
摘要 2-苯基亚氨基-3-芳基氨基-4-噻唑烷酮 I, II (Ar = Ph, p-tolyl) 在约 2 ℃加热热解。在密封管中 250 °C 生成 H2S、苯甲腈、苯乙酮、芳胺、异硫氰酸苯酯、巯基乙酸、芳基肼、N-苯基-N'-芳基硫脲、苯并咪唑和 3-苯基-1,2 ,4-苯并三嗪。2-苯基亚氨基-3-苄氨基-4-噻唑烷酮 (III) 的热解除甲苯、联苄、芪、联苄胺和乙酰胺外也得到了类似的结果。在异喹啉作为自由基捕集剂的存在下,(III) 除了先前的产物外还得到 1-苄基异喹啉。已假定自由基机制通过 NN 和 CS 键的均裂发生,以解释已识别的产物。