C3H2Cl2O2
140.95 g/mol
Industrial ChemicalDanger
Malonyl chloride
CAS1663-67-8EC216-772-9
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
Chemical intermediate for synthesis
Malonyl chloride is an organic compound used as a chemical intermediate in organic synthesis. It features two acyl chloride functional groups, making it a reactive building block for introducing malonyl units into target molecules.
chemical intermediate for organic synthesisreagent for introducing malonyl groups
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
4,4'-Bis(chloromethyl)-1,1'-biphenyl
CAS1667-10-3
Chemical intermediate for synthesis
ReferenceSame Category
4,4'-Bis(hydroxymethyl)biphenyl
CAS1667-12-5
Organic synthesis intermediate
ReferenceSame Category
Sodium bisulfide
CAS16721-80-5
Pulp and paper processing
ReferenceSame Category
Bisphenol A diglycidyl ether
CAS1675-54-3
Epoxy resin monomer
Safety Reference
Danger
H226Flammable liquid and vapour
H314Causes severe skin burns and eye damage
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Malonyl chloride (CAS 1663-67-8) is 2917.19.
HS code (international, 6-digit)
2917.19
EU CN code (8-digit)
2917 19 80
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
propanedioyl dichloride
InChIKey
SXYFKXOFMCIXQW-UHFFFAOYSA-N
SMILES
C(C(=O)Cl)C(=O)Cl
Synonyms (11)
- 1,3-Dichloro-1,3-propanedione
- Malonic acid chloride
- Malonic acid dichloride
- Malonoyl chloride
- Malonoyl dichloride
- Malonyl chloride
- Malonyl dichloride
- Malonyl dicloride
- Propanedioyl dichloride
- malonylchlorid
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