Improvements in the Patent of Invention n.541.911 procedure for obtaining New Derivatives of alpha - (alquilaminopropionil) - substituted thiophene Ring tiofenico

摘要

Method for obtaining New Derivatives of substituted thiophene - (alquilaminopropionil). Improve the main Patent no. 541.911. Is to react to a thiophene - (bromopropionil) of formula (ii) with an Amine of formula (iii), acetonitrile and 50jc, to obtain a compound of formula (i) and its pharmaceutically acceptable Salts.Being: RL, a linear or branched alkyl radical; Methyl and XL, or chlorine. Used as antidepressants.