C3H5Cl
76.52 g/mol
Industrial ChemicalDanger
2-Chloropropene
CAS557-98-2EC209-187-5
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
Intermediate in organic synthesis
2-Chloropropene is a clear, colorless, volatile liquid. It is less dense than water, insoluble in water, and produces vapors heavier than air.
Intermediate in organic synthesisFormulation of copolymers
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
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Chemical intermediate for synthesis
Safety Reference
Danger
H224Extremely flammable liquid and vapour
H301Toxic if swallowed
H311Toxic in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H336May cause drowsiness or dizziness
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 2-Chloropropene (CAS 557-98-2) is 2903.29.
HS code (international, 6-digit)
2903.29
EU CN code (8-digit)
2903 29 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-chloroprop-1-ene
InChIKey
PNLQPWWBHXMFCA-UHFFFAOYSA-N
SMILES
CC(=C)Cl
Synonyms (12)
- 1-Methylvinyl chloride
- 1-Propene, 2-chloro-
- 2-CHLORO-1-PROPENE
- 2-Chloropropene
- 2-Chloropropene-1
- 2-Chloropropylene
- 2-chloroprop-1-ene
- Isopropenyl chloride
- Propene, 2-chloro-
- beta-Chloropropene
- beta-Chloropropylene
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