METHOD OF TREATING INFLAMMATION

METHOD OF TREATING INFLAMMATION

1,238,960. Phenylpyridones. MERCK & CO. Inc. 25 Nov., 1968 [1 Dec., 1967], No. 46776/70. Divided out of 1,238,959. Heading C2C. The invention comprises 3-phenylpyridone-2 and 3-(p-dimethylaminophenyl)pyridone-2, and processes for making them by (1) heating the corresponding phenylpyridine-N-oxid...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DORN C,US, SHEN T,US, WITZEL B,US
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:1,238,960. Phenylpyridones. MERCK & CO. Inc. 25 Nov., 1968 [1 Dec., 1967], No. 46776/70. Divided out of 1,238,959. Heading C2C. The invention comprises 3-phenylpyridone-2 and 3-(p-dimethylaminophenyl)pyridone-2, and processes for making them by (1) heating the corresponding phenylpyridine-N-oxide with an (up to C 6 ) alkanoic acid anhydride or with a halogenating agent, followed by hydrolysis, or (2) oxidizing the corresponding phenylpiperidone.