Synonyms: Pyrrole-2-carboxylicacid, 3,4-dimethyl-, ethyl ester (6CI,7CI,8CI);2-Carboethoxy-3,4-dimethyl-1H-pyrrole;2-Ethoxycarbonyl-3,4-dimethyl-1H-pyrrole; 2-Ethoxycarbonyl-3,4-dimethylpyrrole;5-Ethoxycarbonyl-3,4-dimethylpyrrole; Ethyl 3,4-dimethyl-5-pyrrolecarboxylicacid; Ethyl 3,4-dimethylpyrrole-2-carboxylate