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Sumitomo Chemical Co Ltd
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Sumitomo Chemical Co Ltd
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Application filed by Sumitomo Chemical Co LtdfiledCriticalSumitomo Chemical Co Ltd
Priority to JP5930076ApriorityCriticalpatent/JPS52142076A/en
Publication of JPS52142076ApublicationCriticalpatent/JPS52142076A/en
PURPOSE: Quinoline derivatives I(R1 and R2 are lower alkoxy, etc.; R3 is lower alkyl; R4 is H or lower alkyl; R5 is H, lower alkyl or phenyl) and 7-substitutedquinolinecarboxylic acid derivatives II(R1' is OH or lower alkoxy; R is lower alkyl; A is O or S), e.g. 7-ethoxy-1, 4-dihydro-6-hydroxy-4-phenylimino-3quinolinecarboxylic acid.
COPYRIGHT: (C)1977,JPO&Japio
JP5930076A1976-05-211976-05-21Preparation of 7-substituted-quinolinecarboxylic acid derivatives
PendingJPS52142076A
(en)