Synonyms: Pyrrole-3-carboxylicacid, 5-formyl-2,4-dimethyl-, ethyl ester (6CI,7CI,8CI);2,4-Dimethyl-3-ethoxycarbonyl-5-formylpyrrole;4-Ethoxycarbonyl-3,5-dimethylpyrrole-2-carboxaldehyde;5-Formyl-2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester;Ethyl2,4-dimethyl-5-formylpyrrole-3-carboxylate;Ethyl2-formyl-3,5-dimethylpyrrole-4-carboxylate;Ethyl 5-formyl-2,4-dimethylpyrrole-3-carboxylate;NSC 13426;