C7H6Cl2
161.03 g/mol
Pharmaceutical IntermediateDanger
1-Chloro-4-(chloromethyl)benzene
CAS104-83-6EC203-242-7
Category
Pharmaceutical Intermediate
Compound Class
Aromatic
Primary Use
Pharmaceutical Intermediate
1-Chloro-4-(chloromethyl)benzene is a chemical compound used as an intermediate in the production of organic chemicals and pharmaceuticals. It features a benzene ring substituted with two chlorine atoms, one directly attached and the other as a chloromethyl group.
intermediate for organic chemicalsintermediate for pharmaceuticalsintermediate for dyes
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
SimilarStructure SimilarSimilarity 0.73
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pharmaceutical intermediate
Safety Reference
Danger
H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H411Toxic to aquatic life with long lasting effects
H336May cause drowsiness or dizziness
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 1-Chloro-4-(chloromethyl)benzene (CAS 104-83-6) is 2903.99.
HS code (international, 6-digit)
2903.99
EU CN code (8-digit)
2903 99 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
1-chloro-4-(chloromethyl)benzene
InChIKey
JQZAEUFPPSRDOP-UHFFFAOYSA-N
SMILES
C1=CC(=CC=C1CCl)Cl
Synonyms (19)
- 4-Chlorobenzyl chloride
- 4-Chlorobenzyl--d4 Chloride
- 4-chloro bezylchloride
- 4-chlorobenzylchlorine
- CHLOROBENZYL CHLORIDE, P-
- Para-chlorobenzyl Chloride
- Toluene, p,.alpha.-dichloro-
- a,4-dichlorotoluene
- alpha,4-Dichlorotoluene
- alpha,p-Dichlorotoluene
- p,alpha-Dichlorotoluene
- p-Chlorobenzyl chloride
- p-Chlorophenylmethyl chloride
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