Formation of a 4H-cyclopenta-1,2,3-thiadiazole by rearrangement of a transient N-(thionitroso)cyclopenta-2,4-diene-1-imine
作者:Torben Bo Christensen、Karl Anker Jørgensen、Finn Krebs Larsen、Lars Martiny、Jørgen Møller、Alexander Senning、Lucia Vichi
DOI:10.1039/c39930000489
日期:——
1-Diazo-2,3,4,5-tetrachlorocyclopenta-2,4-diene, 2, reacts with sulfur dichloride or with disulfur dichloride to form 4,4,5,6-tetrachloro-4H-cyclopenta-1,2,3-thiadiazole, 6, most likely via a transient N-(thionitroso)cyclopenta-2,4-diene-1-imine, 4.
1-重氮-2,3,4,5-四氯环戊-2,4-二烯(2)与二氯化硫或二氯化二硫反应生成 4,4,5,6-四氯-4H-环戊-1,2,3-噻二唑(6),很可能是通过瞬时 N-(亚硫酰)环戊-2,4-二烯-1-亚胺(4)。