Synthesis of salicylamides with improved yield and purity

Details Synthesis of salicylamides with improved yield and purity Synthesis of salicylamides with improved yield and purity

1984-11-20

1987-04-21

Warden, Robert J.

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

548179, 548195, 549480, 564134, 564139, 564169, 564179, C07C10322

Patent

active

046598260

ABSTRACT:
A method of synthesizing and recovering with high yield and purity salicylamide compounds of the formula: ##STR1## wherein R.sub.1 is a substituent having the formula --COC.sub.n H.sub.2n+1 wherein n is an integer with a value of from 1 through to about 15, R.sub.2 is a substituent selected from the group consisting of --H, --NO.sub.2, --F, --Cl, --Br, --I, --CF.sub.3, --CBr.sub.3, --CCl.sub.3, --CI.sub.3 and R.sub.1 and R.sub.3 is an R.sub.2 substituted heterocyclic compound selected (e.g.) from the group consisting of furan, thiazole, benzothiazole and purine by:

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