CAS:110-16-7 Molekylformel:C4H4O4 Molekylvægt:116,07 EINECS:203-742-5 Synonymer:(z)-butendiosyre; 1,2-ethylendicarboxylsyre, (Z); 1,2-ethylendicarboxylsyre, (z); 2-butendiosyre(Z)-; syremaleat; butendiosyre, (Z)-; cis-ethylen-1,2-dicarboxylsyre; Kyselina maleinova 
