460086-16-2Relevant articles and documents
Simple synthesis of ring-fused pyridazin-3-ones
Suzuki, Koichi,Senoh, Akihiro,Ueno, Kazunori
, p. 723 - 731 (2007/10/03)
Bicyclic and tricyclic pyridazin-3-ones, 6,7-dihydro-5H-cyclopenta[e]-2H-pyridazin-3-one (5), 5,6,7,8-tetrahydrobenzo[e]-2H-pyridazin-3-one (6), 9,10-dihydronaphtho[1,2-e]-2H-pyridazin-3-one (15) and 9,10-dihydronaphtho[1,2-e]-2-methylpyridazin-3-one (21) were prepared in a one-pot procedure by reacting, hydrazine hydrate with a corresponding ketocarboxylic acid.