SEARCH Articles Figures Tables 1 - ethylidene Acid diethyl ester Diethyl Ester Diethyl malonate acidity Diethyl malonate— Ethylidenation Ethylidene malonate Malonate esters Malonates, acidity Malonic 2- -, diethyl Malonic 2- -, diethyl ester Malonic acid Malonic acid / Malonate Malonic acid acidity Malonic acid acids Malonic acid diethyl ester Malonic acid ester Malonic ester—