Sulfamethoxypyridazine sodium

Sulfamethoxypyridazine sodium is the monosodium salt of the sulfonamide antibacterial sulfamethoxypyridazine, used as a long‑acting folate synthesis inhibitor (via dihydropteroate synthase) in systemic anti‑infective therapy, particularly in veterinary medicine. The directory classifies it as a commercial API with a synthetic source/manufacturing origin. Other names for this substance include Sulfapiridazin sodium, Sodium sulfapyridazine and Sodium sulfamethoxypyridazine. Its PubChem CID is 12790147.

CAS No 2577-32-4
Molecular Formula C11H11N4NaO3S
Molecular Weight 302.29 g/mol
Synonyms sodium (4-aminophenyl)sulfonyl-(6-methoxypyridazin-3-yl)azanide

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