19480-43-4 2-Butoxyethyl 2-methyl-4-chlorophenoxyacetate 2-Butoxyethyl 4-chloro-o-tolyloxyacetate 2-Methyl-4-chlorophenoxyacetic acid, 2-butoxyethyl ester 2-Methyl-4-chlorophenoxyacetic acid, butoxyethyl ester Acetic acid, (4-chloro-2-methylphenoxy)-, 2-butoxyethyl ester Caswell No. 557D EINECS 243-103-8 EPA Pesticide Chemical Code 030553