A method for the preparation of 2 - (2,3 - dimetilfenil) propanal from - 1 - 1 - bromo - 2.3 - dimethylbenzene and CHLOROACETONE, useful in the preparation of perfume and medetomidine.

摘要

The invention discloses a method for the preparation of 2-(2,3-dimethylphenyl)-1-propanal starting from 1-bromo 2,3-dimethylbenzene and chloroacetone, its use in perfumes and its use for the preparation of medetomidine.