Agent Name

Ethyl methylphosphonate

CAS Number

1832-53-7

Formula

C3-H9-O3-P

Major Category

Toxic Gases & Vapors

Synonyms

Ethyl methylphosphonic acid; Phosphonic acid, methyl-, monoethyl ester; [ChemIDplus] EMPA; Methylphosphonic acid monoethyl ester; [Merck Index]

Category

Chemical Weapons

Description

Liquid; [Sigma-Aldrich MSDS]

Sources/Uses

A degradation product of VX (chemical warfare agent); Used to detect VX; [Merck Index] Urinary metabolite of sarin; [ChemIDplus]

Comments

A skin and strong eye irritant; Toxic by ingestion; [Sigma-Aldrich MSDS] See "Sarin" and "VX."

Exposure Assessment
Vapor Pressure

0.01 mm Hg

Links to Other NLM Databases
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Chemical Information

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Other Information

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