159140-09-7Relevant articles and documents
Bis(Iminophosphorane)-Mediated 1,2,4-Triazoloannulation On Imidazole And Benzimidazole Rings. Preparation Of Imidazo-1,2,4-Triazoles And 1,2,4-TriazoloBenzimidazoles
Molina, Pedro,Aller, Enrique,Lorenzo, Angeles
, p. 997 - 1018 (1994)
Aza Wittig-type reactions of bis(iminophosphoranes)derived from 1,2-diaminoimidazole and 1,2-diaminobenzimidazole with isocyanates and aroyl chlorides afforded imidazo-1,2,4-triazoles or 1,2,4-triazolobenzimidazoles, respectively.