C3H5ClO
92.52 g/mol
Industrial ChemicalDanger
Propionyl chloride
CAS79-03-8EC201-170-0
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
Chemical intermediate for propionyl group
Propionyl chloride is a colorless liquid with a pungent odor. It is corrosive and highly irritating to the skin and eyes.
Chemical intermediate for introducing the propionyl groupSynthesis of propionate esters
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.
Controlled substances
Substances on this list are tightly controlled under chemical-weapons or precursor regulations. ChemAbout does not facilitate their procurement; this page is a compliance reference only.
Relevant lists:US DEA List I Chemicals
CAS 79-03-8
Related Compounds
ReferenceSame Category
Chloroacetyl chloride
CAS79-04-9
synthesis intermediate for organic compounds
ReferenceSame Category
Acrylamide
CAS79-06-1
industrial monomer for polymer production
ReferenceSame Category
Bromoacetic acid
CAS79-08-3
Organic synthesis building block
ReferenceSame Category
Acrylic acid
CAS79-10-7
Manufacture of polymers and plastics
Safety Reference
Danger
H225Highly flammable liquid and vapour
H314Causes severe skin burns and eye damage
H302Harmful if swallowed
H318Causes serious eye damage
H331Toxic if inhaled
Customs Tariff Classification
The international HS code for Propionyl chloride (CAS 79-03-8) is 2915.90.
HS code (international, 6-digit)
2915.90
EU CN code (8-digit)
2915 90 90
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
propanoyl chloride
InChIKey
RZWZRACFZGVKFM-UHFFFAOYSA-N
SMILES
CCC(=O)Cl
Synonyms (11)
- CHLORO ETHYL KETONE
- EtCOCl
- PROPANOYL CHLORIDE
- Propionic acid chloride
- Propionic chloride
- Propionyl chloride
- ethylcarbonyl chloride
- propanoic chloride
- proprionyl chloride