3823. Ethyl Malonate

Nomenclature

CAS number: 105-53-3
Propanedioic acid 1,3-diethyl ester; diethyl malonate; malonic ester.
C7H12O4; mol wt 160.17.
C 52.49%, H 7.55%, O 39.96%.

Description and references

Prepd from chloroacetic acid and sodium cyanide followed by esterification with ethanol and H2SO4: L. Gattermann, T. Wieland, Praxis des Organischen Chemikers (de Gruyter, Berlin, 40th ed., 1961) pp 220-221.

Chemical structure

Properties

Liquid. Slightly aromatic, pleasant odor. d 1.055. bp 198-199°; bp20 95°. mp -50°. nD20 1.4143. One gram dissolves in about 50 ml of water. Miscible with alcohol, ether.

Use

Manuf of barbiturates.