INTERMEDIATES FOR PREPARING 1,4-DIHYDRO-4-OXO-QUINOLINE-3 CARBOXYLIC ACID ESTERS

Compounds of the formula: wherein Y is OR , fluoro, chloro, methyl, R , and R are independently selected from hydrogen and C1-C4 alkyl, R is C1-C4 alkyl and X is fluoro, chloro or bromo, with the proviso that when Y is OH, X cannot be bromo and with the proviso that X can be fluoro only if R is meth...

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Main Authors BUSCH, FRANK R, O'NEILL, BRIAN T, McGUIRK, PAUL R, HECKER, SCOTT J, WATSON, HARRY A. JR
Format Patent
LanguageEnglish
Korean
Published 30.01.1992
Edition5
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:Compounds of the formula: wherein Y is OR , fluoro, chloro, methyl, R , and R are independently selected from hydrogen and C1-C4 alkyl, R is C1-C4 alkyl and X is fluoro, chloro or bromo, with the proviso that when Y is OH, X cannot be bromo and with the proviso that X can be fluoro only if R is methyl.
Bibliography:Application Number: KR19890006606