| Agent Name |
Chloroacetic acid |
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| Alternative Name |
Monochloroacetic acid |
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| CAS Number |
79-11-8 |
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| Formula |
C2-H3-Cl-O2 |
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| Major Category |
Other Classes |
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| Synonyms |
Acetic acid, chloro-; Acide chloracetique [French]; Acide chloracetique [ISO-French]; Acide chloroacetique [French]; Acide monochloracetique [French]; Acidomonocloroacetico [Italian]; Chloracetic acid; Chloroacetic acid; Chloroethanoic acid; Kyselina chloroctova [Czech]; MCA; Monochloorazijnzuur [Dutch]; Monochloracetic acid; Monochloressigsaeure [German]; Monochloroacetic acid; Monochloroethanoic acid; Acetic acid, 2-chloro-; Acetic acid, chloro-; [ChemIDplus] UN1750; UN1751; UN3250; |
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| Category |
Organic Acids |
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| Description |
Colorless, white, or light-brown crystals with a vinegar-like odor; [HSDB] |
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| Sources/Uses |
Used as a herbicide, preservative, bacteriostat, and chemical intermediate; [HSDB] |
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| Comments |
Corrosive to skin; [Quick CPC] Inhalation of aerosol can cause lung edema; May be toxic to the heart, kidneys, and CNS; [ICSC] A severe skin, eye, and respiratory tract irritant; Liquid can burn skin and eyes; [CAMEO] |
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| Reference Link |
HSDB |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
Yes |
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| TLV (ACGIH) |
0.5 ppm, inhalable fraction and vapor |
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| Vapor Pressure |
0.06 mm Hg |
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| Odor Threshold Low |
0.04 ppm |
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| Odor Threshold High |
6.14 ppm |
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| Lethal Concentration |
LC50 (rats) = 180 mg/m3 |
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| Explanatory Notes |
Melting point = 50-63 degrees C; [HSDB] Odor threshold from CHEMINFO; Flash point = 126 deg C; |
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| Flammability (NFPA) |
1: must be preheated |
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| Adverse Effects |
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| Dermatotoxin |
Skin Burns |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: CHLOROACETIC ACID
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