Zobrazeno 1 - 1
of 1
pro vyhledávání: '"Karen J. Hunt"'
Publikováno v:
Journal of Heterocyclic Chemistry. 31:281-286
Nitrosation of the oximes of 3-bromo-3-penten-2-one, 3-bromo-4-phenyl- 3-buten-2-one, and 2-bromo-1,3-diphenyl-2-propen-1-one using sodium ni- trite in acetic acid gave low yields of 4-pyrazolone 1,2-dioxides. Nit- rosation using butyl nitrite in the