| Agent Name |
Chloroacetaldehyde |
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| Alternative Name |
2-Chloroethanal |
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| CAS Number |
107-20-0 |
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| Formula |
C2-H3-Cl-O |
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| Major Category |
Toxic Gases & Vapors |
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| Synonyms |
2-Chloro-1-ethanal; 2-Chloroacetaldehyde; 2-Chloroethanal; Acetaldehyde, chloro-; Chloroacetaldehyde; Chloroacetaldehyde monomer; Chloroaldehyde; Chloroethanal; Monochloroacetaldehyde; [ChemIDplus] UN2232 |
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| Category |
Other Toxic Gases & Vapors |
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| Description |
Colorless liquid with an acrid, penetrating odo; Note: Typically found as a 40% aqueous solution; [NIOSH] |
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| Sources/Uses |
Used to manufacture other organic chemicals; also used as a fungicide and debarking agent; [ACGIH] |
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| Comments |
Liquid causes second or third degree burns after short contact; [CHRIS] Exposed subjects complain of mucous membrane irritation, tearing, coughing, and choking; [ACGIH] Can cause pulmonary edema after heavy inhalation exposure; [ICSC] |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
No |
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| TIH |
Yes |
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| Ceiling (ACGIH) |
1 ppm |
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| PEL (OSHA) | Ceiling(OSHA) = 1 ppm |
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| IDLH (NIOSH) |
45 ppm |
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| Excerpts from Documentation for IDLHs |
Human data: Volunteers found 45 ppm to be very disagreeable and conjunctival irritation was observed [Dow 1962]. |
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| Vapor Pressure |
64.3 mm Hg |
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| Lethal Concentration |
LC50 (rats) = 650 mg/m3/1H |
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| Explanatory Notes |
Flash point = 87 deg C; |
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| Reference Link |
International Chemical Safety Cards (WHO/IPCS/ILO) |
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| Adverse Effects |
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| Toxic Pneumonitis |
Yes |
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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: CHLOROACETALDEHYDE
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