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US 4,057,634 AGranted
Antiprotozoal(1-alkyl-5-nitro-imidazolyl-2-alkyl)-pyridazines
AssigneeHoechst Aktiengesellschaft
InventorsErhardt Winkelmann, Akhileswer Sinharay, Wolfgang Raether
Life of this patent
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Abstract
New (1-alkyl-5-nitro-imidazolyl-2-alkyl)-heteroaryl compounds are disclosed as well as a process for their manufacture. The new compounds are effective against pathogens, such as bacteria and protozoa, as well as against fungi.
Claims9
A (1-alkyl-5-nitro-imidazolyl-2-alkyl)-heteroaryl compound of the formula ##STR5## in which R.sup.1 is methyl or ethyl, R.sup.2 is hydrogen or methyl, A is sulfur, sulfoxide or sulfone, B is ##STR6## and R.sup.3 is hydrogen, methyl, methoxy, halogen, cyano or nitro.
Dependencies are inferred from the claim text.