89958-43-0Relevant articles and documents
Behavior of 4,5-Dihydropyridazinone Derivatives and 3-Chloropyridazine toward Alkylating Agents, Acylhydrazines, and Azides
El-Hashash, Maher A.,El-Nagdy, Sayed I.,Saleh, Refalt M.
, p. 361 - 363 (2007/10/02)
The pyridazinones 2 have been synthesized from the interaction of acid 1 with hydrazines.Reactions of 2 with electrophilic reagents gave O-alkylated derivatives, with POCl3/PCl5 gave chloro derivatives, and with bromine gave the oxidation product.Reaction