C2H3ClO
78.5 g/mol
Industrial ChemicalDanger
2-chloroacetaldehyde
CAS107-20-0EC203-472-8
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
Organic chemical intermediate and fungicide
2-Chloroacetaldehyde is a clear, colorless liquid with a pungent odor. It is corrosive to skin and mucous membranes and very toxic by inhalation.
Manufacture of other organic chemicalsFungicideDebarking agent
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
Ethylene glycol
CAS107-21-1
antifreeze and polyester fiber raw material
ReferenceSame Category
Glyoxal
CAS107-22-2
Crosslinking agent for industrial polymers
ReferenceSame Category
Methyl vinyl ether
CAS107-25-5
Polymer and resin modifier
ReferenceSame Category
Chloromethyl methyl ether
CAS107-30-2
Chloromethylation reagent and alkylating agent
Safety Reference
Danger
H301Toxic if swallowed
H311Toxic in contact with skin
H314Causes severe skin burns and eye damage
H330Fatal if inhaled
H351Suspected of causing cancer
H400Very toxic to aquatic life
H226Flammable liquid and vapour
H227
H310Fatal in contact with skin
H318Causes serious eye damage
H370Causes damage to organs
H373May cause damage to organs through prolonged or repeated exposure
H300Fatal if swallowed
H371May cause damage to organs
H335May cause respiratory irritation
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 2-chloroacetaldehyde (CAS 107-20-0) is 2913.00.
HS code (international, 6-digit)
2913.00
EU CN code (8-digit)
2913 00 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2-chloroacetaldehyde
InChIKey
QSKPIOLLBIHNAC-UHFFFAOYSA-N
SMILES
C(C=O)Cl
Synonyms (21)
- 2-Chloro-1-ethanal
- 2-Chloroethanal
- 2-chloroacetaldehyde
- Acetaldehyde, 2-chloro-
- Acetaldehyde, chloro-
- Chloroacetalaldehyde
- Chloroacetaldehyde (40% aq.)
- Chloroacetaldehyde monomer
- Chloroaldehyde
- Chloroethanal
- Monochloroacetaldehyde
- alpha-chloroacetaldehyde
- chloracetaldehyde
- chloro acetaldehyde
- chloroacetoaldehyde
- chloroactaldehyde
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