4-hydroxyquinoline-3-carboxylates anticoccidial

摘要

Preparation of 4-hydroxyquinoline-3-carboxylates of general formula (I):- R1 = C1-6 alkyl-, C2-6 alkenyl- R2 = C1-10 alkyl-, C = 10 aryl-, C = 15 aralkyl- which may be subst. in the aryl- nucleus by one or more hal-, C1-6 alkyl-, C1-6 alkoxy-, C1-6 alkylthio, nitro- A = C1-10 alkylene- R3 = C1-10 alkyl-, C = 6 alkenyl-, C1-10 alkoxy- e.g. methyl 4-hydroxy 7-beta-phenoxyethoxy-6-n-propylquinoline 3-carboxylate. Anticoccidial.