Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1987-03-24
1988-11-01
Daus, Donald G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
546156, 548247, 558405, 568335, C07D21556
Patent
active
047821566
ABSTRACT:
Compounds of the structure ##STR1## wherein R is alkyl with 1-3 carbon atoms, 2-fluoroethyl, phenyl or cyclopropyl, X is halogen, and X.sup.1 and X.sup.2 each independently is hydrogen or halogen. The compounds are useful as intermediates for quinoline antibacterial compounds.
REFERENCES:
patent: 4563459 (1986-01-01), Grohe et al.
patent: 4665079 (1987-05-01), Culbertson et al.
patent: 4686221 (1987-08-01), Uno et al.
Calatayud et al., Chemical Abstracts, vol. 106, No. 32867m (1987).
Bayer Aktiengesellschaft
Bernhardt E.
Daus Donald G.
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