90685-71-5Relevant articles and documents
1,3-Dipolar Cycloaddition of 2-Diazopropane to Imidazopyridazine Derivatives. The Synthesis of Imidazopyrazolopyridazines, Derivatives of a Novel Heterocyclic System
Stanovnik, Branko,Kupper, Marko,Tisler, Miha,Leban, Ivan,Golic, Ljubo
, p. 268 - 269 (2007/10/02)
Facile cycloadditions of 2-diazopropane (2) to the imidazopyridazines (1a - c), derivatives of a 10 ?-electron heteroaromatic bicyclic system, give the imidazopyrazolopyridazines (4a - d) in 69 - 84percent yields.