Chemistry Letters

2, 5-DIAZACYCLOPENTADIENYUDENE: A STANDARD CARBENE OR A HIGHLY REACTIVE DIRADICAL?

N Bru, J Vilarrasa

文献索引：Bru, Nuria; Vilarrasa, Jaume Chemistry Letters, 1980 , p. 1489 - 1492

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被引用次数: 1

摘要

2, 5-Diazacyclopentadienylidene (2H-imidazolylidene), generated either by photolysis or thermolysis from 2-diazo-2H-imidazole, reacts with benzene derivatives to give mainly a mixture of o-, m-, and p-substituted 2-phenylimidazoles. The carbene shows a strong