172879-41-3Relevant articles and documents
A Regiospecific Reaction of Pyridazines with Vicarious Nucleophilic Substitution via Their Dicyanomethylide Derivatives
Itoh, Takashi,Matsuya, Yuji,Nagata, Kazuhiro,Okada, Mamiko,Ohsawa, Akio
, p. 2067 - 2068 (1995)
The phenyl(or p-tolyl)sulfonylmethyl group is introduced with complete regiospecificity to the C-4 position of 3-substituted pyridazines using vicarious nucleophilic substitution of pyridazinium dicyanomethylides.