2-Butenedioic acid (2Z)-, dimethyl ester 2-Butenedioic acid (Z)-, dimethyl ester 2-Butenedioic acid, dimethyl ester 2-Butenedioic acid, dimethyl ester, (Z)- 4-02-00-02204 (Beilstein Handbook Reference) 624-48-6 AI3-07869 BRN 0471705 Dimethyl 2-butenedioate Dimethyl cis-butenedioate Dimethyl cis-ethylenedicarboxylate Dimethyl maleate Dimethylester kyseliny maleinove [Czech] EINECS 210-848-5 METHYL MALEATE Maleic acid, dimethyl ester Maleic acid, dimethyl ester (8CI) NSC 5161 Sipomer DMM