tiglic acid methyl ester, 2-methyl-but-2-enoic acid methyl ester, methyl(e)-2-methylcrotonate, methyl 2-methylcrotonate, Tiglinsaeure-tropan-3exo-ylester, 2-Carbomethoxy-2-bute, (E)-methyl 2-methylbut-2-enoate, (E)-2-methylbut-2-enoic acid methyl ester, Methyltiglate, Tiglic acid methyl, tiglic acid tropane-3exo-yl ester, methylalpha-methylcrotonate, Methyl-2-methylcrotonat, dimethylacrylic acid methyl ester, methyl (E)-2,3-dimethylpropenolate