abstract |
Alpha-phenyl carboxylic acids. New cpds. of formula : (where Cy is azo-cycloalkyl or azo-cycloalkenyl of 5-6 members, partic. pyrrolinyl or piperidyl; Ph is p-phenyl; R1 and R2 are each H or a monovalent hydrocarbon or taken together may express a divalent aliph. hydrocarbon; X is a free COOH gp. or esterified COOH gp. or a COOH gp. modified with 2 hetero atoms, at least one of which is N, attached to the modified carboxyl carbon atom) have anti-inflammatory activity and are intermediates for synthesising cpds. also having pharmacological activity. |