C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/224, 260/264
C07D 237/04 (2006.01) A61K 31/50 (2006.01)
Patent
CA 1324380
Abstract of the Disclosure: A pyridazinone derivative represented by the following general formula Image (I) wherein R1 represents a hydrogen atom or a methyl group, either one of R2, R3 and R4 represents a hydrogen atom and the remaining two of them represent a lower alkyl group, a trifluoromethyl group, a halogen atom, a cyano group or a nitro group, and a salt thereof. The compounds are useful as anti- hypertensive agents.
546120
Gotanda Kotaro
Hasumi Kohichi
Honma Seijiro
Ishimori Tsutomu
Izumi Akihiro
Smart & Biggar
Teikoku Hormone Mfg. Co. Ltd.
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