Agent Name

Dichloroacetic acid

CAS Number

79-43-6

Formula

C2-H2-Cl2-O2

Major Category

Other Classes

Synonyms

Bichloracetic acid; DCA (acid); Dichloracetic acid; Dichlorethanoic acid; Dichloroethanoic acid; Kyselina dichloroctova [Czech]; Urner's liquid; [ChemIDplus] UN1764

Category

Organic Acids

Description

Colorless liquid with a pungent odor; [ACGIH]

Sources/Uses

Used as an intermediate to make other chemicals, a test reagent for fiber analysis, a disinfectant, and a medication; [CHEMINFO]

Comments

"Critical Effects" include upper respiratory tract; CNS; male reproductive effects; developmental toxicity; and cancer. [ACGIH] Corrosive to eyes, skin, and respiratory tract; Inhalation of high concentrations can cause pulmonary edema; [CHEMINFO]

Exposure Assessment
Skin Designation (ACGIH)

Yes

TLV (ACGIH)

0.5 ppm

Vapor Pressure

0.17 mm Hg

Odor Threshold Low

0.04 ppm

Explanatory Notes

Recognition odor threshold from CHEMINFO; Melting Point = 45 deg F; [CAMEO]

Adverse Effects
Toxic Pneumonitis

Yes

Hepatotoxin

Hepatotoxin, Secondary

Reproductive Toxin

Yes

Dermatotoxin

Skin Burns

IARC Carcinogen

Possible Carcinogen

ACGIH Carcinogen

Confirmed Animal

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: