A simple and convenient method for the synthesis of 1-substituted 3,3-dimethyl-3,4-dihydroisoquinolines was developed. The method is based on the [2+2+2] cyclization of alkyl- or alkoxybenzenes with isobutyraldehyde and nitriles.
A new approach to synthesis of 3,3-dialkyl-3,4-dihydroisoquinoline derivatives
作者:Yu. V. Shklyaev、M. A. Yeltsov、Yu. S. Rozhkova、A. G. Tolstikov、V. M. Dembitsky