dimethyl 2-(methoxymethylidene)propanedioate, 2-methoxymethylidenemalonic acid dimethyl ester, Methoxymethylenemalonic Acid Dimethyl Ester, Dimethyl Methoxymethylenemalonate; methoxymethylene malonic acid dimethyl ester; dimethyl methoxymethylenepropanedioate; Dimethyl 2-(methoxymethylene)malonate; EINECS 244-957-4;