Biphenylylalkanoic acid derivatives, methods of preparation and pharmaceutical compositions therefrom.

摘要

Novel compounds of formula
<Chemistry id="chema01" num="0001"><Image id="ia01" he="26" wi="87" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>are described which have antipyretic, analgesic and antiinflammatory activity. R is hydrogen, C<Sub>1</Sub>-C<Sub>3</Sub> linear or branched alkyl; R<Sub>1</Sub> and R<Sub>2</Sub> are hydrogen, halogen, unsubstituted or esterified hydroxy, alcoxy, and may be the same or different; R<Sub>3</Sub> is hydrogen, C<Sub>1</Sub>-C<Sub>4</Sub> linear or branched aliphatic acyl, unsubstituted or substituted aroyl, alkylaroyl or hetaroyl groups.