PREPARATION OF PYRAZOLYLPYRIDAZINE DERIVATIVES

PREPARATION OF PYRAZOLYLPYRIDAZINE DERIVATIVES

PURPOSE:Pyridazinyl pyrazolone derivatives and 5-lower alkoxypyrazole derivatives of formulas I and II respectively (R1, R2 are H, halogen, lower alkyl, lower alkoxy; R3 is lower alkyl); for example, 1-(6'-Cl-3'-pyridazinyl)-3-Me-3pyrazoline-5-one.

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Bibliographische Detailangaben
Hauptverfasser: FURUNO KOUJI, MATSUURA YASUTOSHI, TOMIZAWA SHIYOUGO, SATOU TOKUMITSU
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Zusammenfassung:PURPOSE:Pyridazinyl pyrazolone derivatives and 5-lower alkoxypyrazole derivatives of formulas I and II respectively (R1, R2 are H, halogen, lower alkyl, lower alkoxy; R3 is lower alkyl); for example, 1-(6'-Cl-3'-pyridazinyl)-3-Me-3pyrazoline-5-one.