C4H8Cl2
127.01 g/mol
Industrial ChemicalWarning
1,4-DICHLOROBUTANE
CAS110-56-5EC203-778-1
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
Organic synthesis intermediate
1,4-Dichlorobutane is a colorless mobile liquid with a mild pleasant odor. It is primarily used as an intermediate in organic synthesis.
organic synthesisproduction of adiponitrile
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
StrongStructure SimilarSimilarity 0.88
1,8-dichlorooctane
CAS2162-99-4
intermediate for organic synthesis
StrongStructure SimilarSimilarity 0.88
1,6-dichlorohexane
CAS2163-00-0
chemical intermediate and monomer
StrongStructure SimilarSimilarity 0.88
1,5-dichloropentane
CAS628-76-2
industrial chemical intermediate
SimilarStructure SimilarSimilarity 0.75
1,3-dichloropropane
CAS142-28-9
chemical intermediate or solvent
ReferenceSame Category
Trans-1,4-dichlorobut-2-ene
CAS110-57-6
Chemical intermediate for industrial synthesis
ReferenceSame Category
Valeronitrile
CAS110-59-8
Solvent
ReferenceSame Category
1,4-butanediol
CAS110-63-4
intermediate for polyurethanes and plastics
ReferenceSame Category
2-butyne-1,4-diol
CAS110-65-6
Flame retardant production intermediate
Safety Reference
Warning
H226Flammable liquid and vapour
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H412Harmful to aquatic life with long lasting effects
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 1,4-DICHLOROBUTANE (CAS 110-56-5) is 2903.19.
HS code (international, 6-digit)
2903.19
EU CN code (8-digit)
2903 19 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
1,4-dichlorobutane
InChIKey
KJDRSWPQXHESDQ-UHFFFAOYSA-N
SMILES
C(CCCl)CCl
Synonyms (7)
- 1,4-DICHLOROBUTANE
- Butane, 1,4-dichloro-
- Butane,4-dichloro-
- Tetramethylene chloride
- Tetramethylene dichloride
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