Processes for the manufacture of a pharmaceutically active agent

摘要

Disclosed herein are processes for the preparation of a pharmaceutically active agent and pharmaceutically acceptable salts thereof.

主权项

1. A process for the preparation of a compound of formula II comprising the steps of: (a) mixing a solution of diethoxymethane, water and formic acid; (b) adding the solution of step (a) to a mixture of 6-fluoroindole, dimethylamine and acetic acid; and (c) adding an aqueous basic solution.