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Tanabe Seiyaku Co Ltd
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Tanabe Seiyaku Co Ltd
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Application filed by Tanabe Seiyaku Co LtdfiledCriticalTanabe Seiyaku Co Ltd
Priority to JP5293575ApriorityCriticalpatent/JPS51128963A/en
Publication of JPS51128963ApublicationCriticalpatent/JPS51128963A/en
PURPOSE: 3-Substituted-pyroole-2, 4-dicarboxylic acid diester of formula I: (where R1 is alkyl, heterocyclyl, substituted or nonsutstituted phenyl; R2 is ester residue; R3 is ester residue; here, compounds whose R1 is p-dialkylaminophenyl, 3, 4-lowalkylenedioxyphenyl or 3-pyridyl etc. are new materials).
COPYRIGHT: (C)1976,JPO&Japio
JP5293575A1975-04-301975-04-30Process for preparing pyrrole derivatives
PendingJPS51128963A
(en)