RACEMIC OR OPTICALLY ACTIVE 5-(1-HYDROXY-2-PIPERIDINOPROPYL)-2(1H,3H)-INDOLE DERIVATIVE 5-(1-OXO-2-PIPERIDINOPROPYL)-2(1H,3H)-INDOLE AS INTERMEDIATE FOR ITS PREPARATION AND PHARMACEUTICAL PREPARATION CONTAINING THEREOF

摘要

5 (1-Hydroxy-2-piperidinopropyl) -2 (1H, 3H) -indolone derivatives and analogs of these compounds, representing racemic or optical active compounds of formula I, II or III wherein A is as defined in the claims n is 0 or 1; m is 0 or an integer from 1 to 6; R5 is independently hydrogen or taken together to represent an ethylene group, X is hydrogen, alkoxy or alkoxycarbonyl, Y is CH.sub.2 or oxygen and Z and Z.sup.1 are each independently hydrogen, alkyl, alkoxy, fluoro, chloro or bromo. Further, some intermediates useful in the preparation of said compounds are claimed