2-Butenedioic acid (2Z)-,1-octadecyl ester, 2-Butenedioic acid (2Z)-,monooctadecyl ester, Monostearyl maleate, Maleinsaeuremono-octadecylester, Monooctadecylmaleinat, octadecylmaleic acid, EINECS 219-361-2, Octadecylhydrogenmaleinat, mono-octadecyl cis butene dicarboxylate, maleic acid monostearyl ester, Octadecyl hydrogen maleate, monooctadecyl maleate