254453-61-7Relevant articles and documents
ANTIHISTAMINIC PIPERIDINE DERIVATIVES AND INTERMEDIATES FOR THE PREPARATION THEREOF
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Page/Page column 27, (2010/11/03)
This invention relates to novel piperidine derivatives of formula (I) and a process for the preparation thereof, wherein R1 is H or C1-C6alkyl wherein the C1-C6alkyl moiety is straight or branched; R2 is -COOH or -COOalkyl wherein the alkyl moiety has from 1 to 6 carbon atoms and is straight or branched; or stereoisomers or pharmaceutically acceptable acid addition salt thereof.