2-Methyl-4-chlorophenoxyacetic acid, isopropyl ester 2698-40-0 Acetic acid, (4-chloro-2-methylphenoxy)-, 1-methylethyl ester Acetic acid, [(4-chloro-o-tolyl)oxy]-, isopropyl ester Isopropyl 2-methyl-4-chlorophenoxyacetate MCPA, isopropyl ester NSC409770