PYRANO ÛF¨ QUINOLINE DERIVATIVES AND PHARMACEUTICAL COMPOSITIONS CONTAINING THE SAME

PYRANO ÛF¨ QUINOLINE DERIVATIVES AND PHARMACEUTICAL COMPOSITIONS CONTAINING THE SAME

A pyrano[f]quinoline derivative of the formula (I): wherein R1 and R2 represent hydrogen, hydroxyl group or a group of the formula: wherein n represents an integer from 1 to 4, R3 and R4 represent hydrogen or a lower alkyl group, and the broken lines in the rings represent that the bond between the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KASAMA, TOSHIO, MAYUZUMI, KIYOSHI, TAMARU, KENJI, MONDEN, RYUJI
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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Beschreibung
Zusammenfassung:A pyrano[f]quinoline derivative of the formula (I): wherein R1 and R2 represent hydrogen, hydroxyl group or a group of the formula: wherein n represents an integer from 1 to 4, R3 and R4 represent hydrogen or a lower alkyl group, and the broken lines in the rings represent that the bond between the carbon atoms at the 1- and 2-positions and the bond between the carbon atoms at the 9- and 10-positions may be double bonds, and a pharmaceutical composition containing the derivatives.