CAS:110-16-7 Fòmil molekilè:C4H4O4 Pwa molekilè:116.07 EINECS:203-742-5 Sinonim:(z)-butenedioicaci; 1,2-Ethylenedicarboxylic asid, (Z); 1,2-ethylenedicaroxylicacid, (z); 2-Butenedioicacid (Z)-; acidemaleik; Asid butendioik, (Z)-; cis-Ethylene-1,2-dicar-boxylicacid; Kyselina maleinova