Chloromethyl phenyl sulfone
Chloromethyl phenyl sulfone (CAS 7205-98-3, C6H5SO2CH2Cl) is a fine chemical recognised for its utility as a versatile building block in organic synthesis. With a molecular weight of 190.65 g/mol, this sulfone derivative plays a crucial role in constructing complex molecular architectures. It is widely employed in research and development laboratories for the preparation of various organic compounds, particularly where the introduction of a phenylsulfonylmethyl group is desired. Its reliable performance makes it a valuable reagent for synthetic chemists.

Organic Synthesis Intermediate
Chloromethyl phenyl sulfone serves as a key intermediate in the synthesis of more complex organic molecules. Its reactive chloromethyl group allows for facile nucleophilic substitution reactions, enabling the formation of carbon-carbon and carbon-heteroatom bonds.
Building Block for Heterocycles
This compound is frequently utilised as a precursor in the construction of various heterocyclic ring systems. The sulfone moiety can influence the electronic properties and reactivity of the resulting heterocyclic structures.
Reagent in Pharmaceutical Research
In pharmaceutical research, Chloromethyl phenyl sulfone is employed to introduce specific functional groups into potential drug candidates. Its unique structure contributes to the development of novel therapeutic agents.
| Molecular weight | 190.65 |
|---|---|
| Linear formula | C6H5SO2CH2Cl |
| Assay | ≥97% |
| Melting point | 51-53 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Chloromethyl phenyl sulfone used for?
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Chloromethyl phenyl sulfone is primarily used as a versatile building block and intermediate in organic synthesis, particularly for the preparation of complex organic molecules and heterocyclic compounds in research and development settings.
What are the CAS number and chemical formula of Chloromethyl phenyl sulfone?
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The CAS number for Chloromethyl phenyl sulfone is 7205-98-3, and its chemical formula is C6H5SO2CH2Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Chloromethyl phenyl sulfone with an assay of ≥97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated in the product specifications.
How should Chloromethyl phenyl sulfone be handled safely?
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Handle Chloromethyl phenyl sulfone with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. It is a warning compound (GHS07) causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Ensure adequate ventilation.
Is Chloromethyl phenyl sulfone a controlled substance?
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The provided data does not indicate that Chloromethyl phenyl sulfone is a controlled substance.
How is Chloromethyl phenyl sulfone packed, shipped, and exported?
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Tech Serve Solutions adheres to strict safety and regulatory standards for the packing, shipping, and export of all chemicals, including Chloromethyl phenyl sulfone, ensuring compliance with international regulations.
How can I request a sample or quote for Chloromethyl phenyl sulfone?
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To request a sample or quote for Chloromethyl phenyl sulfone, please contact our sales department through the 'Contact Us' section of our website or by calling our listed phone number.
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