CAS:110-16-7 Formula moleculară:C4H4O4 Greutate moleculară:116.07 EINECS:203-742-5 Sinonime:(z)-butenedioicaci; Acid 1,2-etilendicarboxilic, (Z); acid 1,2-etilendicarboxilica,(z); acid 2-butenedioica(Z)-; acidemaleique; acid butendioic,(Z)-; acid cis-etilen-1,2-dicar-boxilicacid; Kyselina maleinova