PROCESS FOR PRODUCING NEW INDOL- AND INDOLINE DERIVATIVES

摘要

Indole and indoline derivatives of the formula: wherein indicates a double bond or a single bond between carbon atoms, R1 represents hydrogen, alkyl of 1 through 6 carbon atoms, or alkyl of 1 through 6 carbon atoms substituted by one or more than one of the same type of substituents selected from the hydroxy group, alkenyl groups of 2 through 5 carbon atoms, and alkanoyloxy groups of 2 through 7 carbon atoms, and one of the symbols R2 represents alkyl of 6 through 24 carbon atoms and the other symbol R2 represents alkyl of 1 through 24 carbon atoms or hydrogen, and R3 represents alkyl of 1 through 6 carbon atoms or hydrogen, are new compounds possessing useful pharmacological properties. They are of use in the treatment of diabetes mellitus, hyperlipoproteinaemic states, of atherosclerosis, and of associated conditions.