132846-47-0Relevant articles and documents
1,3-Dipolar Cycloadditions of 2-Diazobutane, Diazophenylmethane and 1-Diazo-1-phenylethane to Azolopyridazines. The Isolation of some Primary and Rearranged Cycloadducts and their Transformations into Substituted Pyrazoloazolopyridazines
Huc, Branco,Furlan, Borut,Stanovnik, Branko,Tisler, Miha
, p. 2145 - 2150 (2007/10/02)
The 1,3-dipolar cycloaddition of 2-diazobutane (2) to azolopyridazines 1 gave 9-ethyl-9-methyl-7,8-dihydropyrazolo- 4 and 9-ethyl-9-methyl-9H-pyrazoloazolopyridazines 5.With diazophenylmethane (6) 7-benzyl-8-phenyl-7H- 12 and 8-benzyl-9-phen