METHOD OF OBTAINING N-[1-N-BUTYL-4-PIPERIDINYL)-METHYL]-3,4-DIHYDRO-2H-[1,3] OXAZIN [3,2A] INDOLO-10-CARBOXAMIDE AND ITS SALTS AS WELL AS INTERMEDIATE PRODUCTS USED IN THAT METHOD

摘要

A process for the preparation of SB 207266 or a pharmaceutically acceptable salt thereof, which process comprises the reaction of N-(1-butyl-4-piperidyl)methylamine with a compound of formula (A), wherein R is alkyl.