Method for preparing 8 - hidroxiquinolinas replaced.

摘要

The Invention relates to a method for preparing hidroxiquinolinas replaced 8 - which includes the reaction of LA8 - cloroquinolina replaced of the formula (i), where r is c1-c4 alkyl,Hidroxialquilo C1 - C4 - alcoxic1 c1-c4 alkyl, haloalquilo C1 - C4Odialquilamino c1-c4 alkyl c1-c4 in an agitated reactor pressure with an Alkaline solution of Cupric dilution in the presence of a catalyst at a temperature in the range of 150 - 200.