Process for the production of ¬1,1-dithien-(3)-yl-1-...

Details Process for the production of ¬1,1-dithien-(3)-yl-1-... Process for the production of ¬1,1-dithien-(3)-yl-1-...

C - Chemistry, Metallurgy

07

D

260/328.6

C07D 409/06 (2006.01) C07D 333/16 (2006.01) C07D 333/20 (2006.01)

Patent

CA 1093086

ABSTRACT OF THE DISCLOSURE The present invention provides a process for the production of [1,1-dithien-(3)-yl-1-hydroxy-(3)-propyl]-[1- phenyl-1-hydroxy-(2)-propyl]-amine, which comprises condensing thien-(3)-yl lithium with a .beta.-halogen propionic acid alkyl ester corresponding to the formula Image II in which R is a lower saturated aliphatic alkyl group and Hal is chlorine, bromine or iodine, in an inert medium at a temperature below -50°C, after which the resulting compound corresponding to the formula III Image in which Hal is chlorine, bromine or iodine, is reacted with 2-amino-1-hydroxy-1-phenylpropane in an inert medium in the presence of a basic compound.

293092

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