Diethyl Malonate

diethyl malonatediethyl malonate, also known as dem, is the diethyl ester of malonic acid. It occurs naturally in grapes and strawberries as a colourless liquid with an apple-like odour, and is used in perfumes. It is also used to synthesize other compounds such as barbiturates, artificial flavourings, vitamin b1, and vitamin b6.preferred iupac name : diethyl propanedioatecas number: 105-53-3chemical formula : c7h12o4  molar mass : 160.17 g/molappearance : colourless liquid