EMPA
Title: EMPA
CAS Registry Number: 1832-53-7
CAS Name: Methylphosphonic acid monoethyl ester
Additional Names: ethyl methylphosphonate
Molecular Formula: C3H9O3P
Molecular Weight: 124.08
Percent Composition: C 29.04%, H 7.31%, O 38.68%, P 24.96%
Literature References: Degradation product of the chemical warfare agent, VX, q.v. Prepn as sodium salt: V. S. Abramov, M. N. Morozova, J. Gen. Chem. USSR 22, 315 (1952). Capillary electrophoretic determn in soils: A.-E. F. Nassar et al., Anal. Chem. 71, 1285 (1999). Determn in human urine samples after exposure to VX: M. Minami et al., J. Toxicol. Sci. 23, Suppl. II 250 (1998).

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