(2,4-Dichlorophenoxy)acetic acid isobutyl ester 1713-15-1 2,4-D Iso butyl ester 2,4-D isobutyl ester 2,4-D, ISOBUTYL ESTER 4-06-00-00910 (Beilstein Handbook Reference) AI3-16674 Acetic acid, (2,4-dichlorophenoxy)-, 2-methylpropyl ester (9CI) Acetic acid, (2,4-dichlorophenoxy)-, isobutyl ester BRN 2131598 Caswell No. 315AR EINECS 216-992-5 EPA Pesticide Chemical Code 030062 Isobutyl 2,4-D Isobutyl 2,4-dichlorophenoxyacetate NSC 409768