Cl2O2S
134.97 g/mol
Industrial ChemicalDanger
SULFURYL CHLORIDE
CAS7791-25-5EC232-245-6
Category
Industrial Chemical
Compound Class
Other
Primary Use
Chlorinating and sulfonating agent in organic synthesis
Sulfuryl chloride is a colorless fuming liquid with a pungent odor. It is very toxic by inhalation and corrosive to metals and tissue.
Chlorinating and sulfonating agent in organic synthesisChemical intermediateTreating wool to prevent shrinking
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
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crosslinking agent for polymers
Safety Reference
Danger
H314Causes severe skin burns and eye damage
H335May cause respiratory irritation
H318Causes serious eye damage
H330Fatal if inhaled
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for SULFURYL CHLORIDE (CAS 7791-25-5) is 2812.19.
HS code (international, 6-digit)
2812.19
EU CN code (8-digit)
2812 19 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
sulfuryl dichloride
InChIKey
YBBRCQOCSYXUOC-UHFFFAOYSA-N
SMILES
O=S(=O)(Cl)Cl
Synonyms (27)
- SULFURYL CHLORIDE
- Sulfonyl chloride
- Sulfonyl dichloride
- Sulfur oxychloride (SO2Cl2)
- Sulfuric chloride
- Sulfuric dichloride
- Sulfuric oxychloride
- Sulfuryl chloride (SO2Cl2)
- Sulfuryl dichloride
- Sulfurylchlorid
- Sulphuryl chloride
- Sulphuryl dichloride
- chlorosulfone
- chlorosulfonyl chloride
- chlorosulphone
- dichloridodioxidosulfur
- dichlorosulfone
- sulfonly chloride
- sulfur dichloride dioxide
- sulfuroyl dichloride
- sulfurylchoride
- sulphonylchloride
- sulphuryichloride
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