Pyridazine Derivatives and Related Compounds, Part 21:<sup>1</sup> Synthesis of Different Heterocycles from 2-Methyl-4<i>H</i>- pyridazino[4′,3′:4,5]thieno[3,2-<i>d</i>]-1,3-oxazin-4-one
作者:Ali Deeb、Mohamed El-Abbasy
DOI:10.1080/104265090968451
日期:2006.1.1
syntheses of 2-methyl-8,9-diphenyl-4H-pyridazino[4′,3′:4,5]thieno[3,2-d]-1,3-oxazin-4-one (1), 7-amino-6-methyl-8-oxo-3,4-diphenyl-7,8-dihydropyrimido-[4′,5′:4,5]thieno[2,3-c]pyridazine (3), and some related compounds are described.
从 5-氨基-3,4-二苯基噻吩并[2,3-c]哒嗪-6-羧酸乙酯开始,2-甲基-8,9-二苯基-4H-哒嗪并[4',3'的合成: 4,5]thieno[3,2-d]-1,3-oxazin-4-one (1), 7-amino-6-methyl-8-oxo-3,4-diphenyl-7,8-dihydropyrimido-描述了 [4',5':4,5] 噻吩并 [2,3-c] 哒嗪 (3) 和一些相关化合物。