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18162-48-6872-50-4Methylene ChloridenaphthaleneTHFTitanium Dioxide
ChemicalBook CAS DataBase List 4H-PYRIMIDO[1,2-B]PYRIDAZIN-4-ONE, 7-CHLORO-
88820-50-2

4H-PYRIMIDO[1,2-B]PYRIDAZIN-4-ONE, 7-CHLORO- synthesis

1synthesis methods
3-Chloro-6-{[(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methyl]amino}pyridazine, 5-{[(6-Chloropyridazin-3-yl)amino]methylidene}-2,2-dimethyl-4,6-dioxo-1,3-dioxane

88820-49-9
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4H-PYRIMIDO[1,2-B]PYRIDAZIN-4-ONE, 7-CHLORO-

88820-50-2
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Yield:88820-50-2 90.5%

Reaction Conditions:

in various solvent(s) at 240; for 0.116667 h;

References:

Matyus, Peter;Kasztreiner, Endre;Szilagyi, Geza;Soti, Marta;Sohar, Pal [Heterocycles,1983,vol. 20,# 11,p. 2225 - 2228]