NO128711B

A process for the preparation of a compound from the group consisting of 7-alkyl- (and 7-cyloalkyl-lower-alkyl-chyl) -4- (4-pyridyl) -2,2,3-trialkyl-5-chromanol and 2, 2-dialkyl-7-alkyl- (and 7-cycloalkyl-lower alkyl) -4- (4-pyridyl) -2H-chromen-5-ol, of formulas **(See formula)** where R1 is lower...

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Hauptverfasser:	RAZDAN R,US, THOMPSON W,US
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
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