C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 215/38 (2006.01) A61K 31/47 (2006.01)
Patent
CA 2053873
2053873 9113061 PCTABS00007 The invention provides 4(1H)quinolone derivatives of formula (I), wherein R represents an alkyl group containing up to 6 carbon atoms, R1 represents an alkyl or alkenyl group containing up to 6 carbon atoms, R2 and R3 singly each represents hydrogen, halogen, methoxy or a trifluoromethyl group, with the proviso that at least one of R2 and R3 is hydrogen, and pharmaceutically acceptable salts thereof and processes for their production. The compounds are useful for the treatment of cardiovascular and respiratory disorders.
Duran Carlos P.
Gristwood Robert W.
Noguera Fernando P.
Noverola Armando V.
Soto Jose M. P.
Duran Carlos P.
Gristwood Robert W.
Laboratorios Almirall Sa
Noguera Fernando P.
Noverola Armando V.
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