CS182704B1 - Process for isolation of mixture of pure 5-chloro-amino-2-phenyl-pyridazine-3-one and 4,5-dichloro-2-phenylpyridazine-3-one
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Process for isolation of mixture of pure 5-chloro-amino-2-phenyl-pyridazine-3-one and 4,5-dichloro-2-phenylpyridazine-3-one
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Application filed by Ervin Sohler, Jozef Macko, Seidler Ludovit, Karol DulakfiledCriticalErvin Sohler
Priority to CS471876ApriorityCriticalpatent/CS182704B1/en
Publication of CS182704B1publicationCriticalpatent/CS182704B1/en
CS471876A1976-07-161976-07-16Process for isolation of mixture of pure 5-chloro-amino-2-phenyl-pyridazine-3-one and 4,5-dichloro-2-phenylpyridazine-3-one
CS182704B1
(en)
Process for producing s-triasines,first of all 2-alkyl-amino-4,6-dichloro-s-triasines and advantaguesly 2,4-di-bracket-alkyl-amino-bracket-6-chloro-s-triasines