C3H9ClOS
128.62 g/mol
Research ReagentWarning
Trimethyloxosulphonium chloride
CAS5034-06-0EC225-724-6
Category
Research Reagent
Compound Class
Inorganic Salt
Primary Use
Research Compound
Trimethyloxosulphonium chloride is a sulfoxonium salt reagent used primarily in organic synthesis and research. This compound acts as a methylene transfer agent and is employed in the preparation of epoxides and other synthetic intermediates.
Laboratory reagent for methylation reactionsPrecursor in synthetic organic chemistry
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
StrongSame Parent
Trimethylsulfoxonium iodide
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StrongSame Parent
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Trimethyloxosulphonium chloride (CAS 5034-06-0) is 2930.90.
HS code (international, 6-digit)
2930.90
EU CN code (8-digit)
2930 90 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
InChIKey
KQYWHJICYXXDSQ-UHFFFAOYSA-M
SMILES
C[S+](=O)(C)C.[Cl-]
Synonyms (10)
- Sulfonium, chloride, S-oxide
- Sulfoxonium, chloride
- Trimethylsulfoxonium chloride
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