Pharmaceutical compounds

Pharmaceutical compounds of the formula 1-4 alkyl-carbonyl, and R2 is carboxy, tetrazolyl, C1-4 alkyl-sulphonamido or -CR4R5CO2H where R4 and R5 are each hydrogen or C1-4 alkyl; provided that when R1 and R3 are both methyl and when R1 and R3 are both methylcarbonyl, R2 is not carboxy; and salts and...

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Bibliographische Detailangaben
Hauptverfasser: HICKS, TERENCE A, OWTON, WILLIAM M, GALLAGHER, PETER T
Format: Patent
Sprache:eng
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Zusammenfassung:Pharmaceutical compounds of the formula 1-4 alkyl-carbonyl, and R2 is carboxy, tetrazolyl, C1-4 alkyl-sulphonamido or -CR4R5CO2H where R4 and R5 are each hydrogen or C1-4 alkyl; provided that when R1 and R3 are both methyl and when R1 and R3 are both methylcarbonyl, R2 is not carboxy; and salts and esters thereof.