C6H3Cl3O2S
245.5 g/mol
Industrial ChemicalDanger
3,4-DICHLOROBENZENESULFONYL CHLORIDE
CAS98-31-7EC202-656-5
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
Sulfonyl chloride intermediate
3,4-Dichlorobenzenesulfonyl chloride is a chemical compound used primarily as a sulfonyl chloride intermediate in industrial and research settings. Its structure features a dichlorinated aromatic ring bonded to a sulfonyl chloride group.
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
2-amino-4-sulfobenzoic acid
CAS98-43-1
chemical intermediate for synthesis
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CAS98-53-3
Chemical intermediate for agrochemicals and fragrances
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4-tert-butylphenol
CAS98-54-4
Intermediate for resins and antioxidants
ReferenceSame Category
Parachlorobenzotrifluoride
CAS98-56-6
Chemical intermediate and solvent
Safety Reference
Danger
H226Flammable liquid and vapour
H314Causes severe skin burns and eye damage
Customs Tariff Classification
The international HS code for 3,4-DICHLOROBENZENESULFONYL CHLORIDE (CAS 98-31-7) is 2904.99.
HS code (international, 6-digit)
2904.99
EU CN code (8-digit)
2904 99 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
3,4-dichlorobenzenesulfonyl chloride
InChIKey
NYIBPWGZGSXURD-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1S(=O)(=O)Cl)Cl)Cl
Synonyms (9)
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Sourcing 3,4-DICHLOROBENZENESULFONYL CHLORIDE?
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