Journal of Heterocyclic Chemistry p. 39 - 42 (1997)
Update date:2022-08-03
Topics:
Kim, Ho Sik
Kim, Eun Kyoung
Kim, Sung Sik
Park, Yong Tae
Hong, Young Seuk
Kurasawa, Yoshihisa
The pyridazino[3,4-b]quinoxaline 12 was synthesized by the cyclization of the α-arylhydrazonoacylhydrazide 11. The reaction of compound 12 with phosphoryl chloride gave pyridazino[3,4-b]quinoxaline 13, whose reactions with sodium azide or cyclic secondary
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