Agent Name

Diethyl pyrocarbonate

CAS Number

1609-47-8

Formula

C6-H10-O5

Major Category

Other Classes

Synonyms

Baycovin; DEPC; DKD; Dicarbonic acid diethyl ester; Diethyl dicarbonate; Diethyl ester of pyrocarbonic acid; Diethyl oxydiformate; Diethyl pyrocarbonic acid; Diethylester kyseliny diuhlicite [Czech]; Diethylpyrokarbonat [Czech]; Ethoxyformic anhydride; Ethoxyformic acid anhydride; Ethyl pyrocarbonate; Formic acid, oxydi-, diethyl ester; Oxydiformic acid diethyl ester; Piref; Pyrocarbonate d'ethyle [French]; Pyrocarbonic acid, diethyl ester; Pyrokohlensaeure diaethyl ester [German]; Dicarbonic acid, C,C'-diethyl ester; Dicarbonic acid, diethyl ester; [ChemIDplus] Ue-5908; Pyrocarbonic acid diethyl ester; [Merck Index]

Category

Esters, Other

Description

Viscous liquid with a fruity odor. [Merck Index] Clear colorless liquid; [Sigma-Aldrich MSDS]

Sources/Uses

Used as a preservative in wines, soft drinks, and fruit juices; [Merck Index] Used as a laboratory reagent; [REPROTOX]

Comments

Causes dyspnea in inhalation lethal-concentration studies of guinea pigs, mice, and rabbits (LCLo = 10 ppm/1hr); [RTECS] Slowly decomposed by water forming ethanol and carbon dioxide; A skin, eye, and mucous membrane irritant; [Merck Index] A skin and strong eye irritant; Harmful by ingestion; [Sigma-Aldrich MSDS]

Restricted

Banned for use as a food additive; [FDA]

Exposure Assessment
Lethal Concentration

LCLo (rat) = 10,000 mg/m3/1hr

Links to Other NLM Databases
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