3-Chlorothioanisole
3-Chlorothioanisole (CAS: 4867-37-2), with the molecular formula ClC6H4SCH3 and a molecular weight of 158.65 g/mol, is a key organic building block. This sulfur compound is primarily utilised in chemical synthesis and as an intermediate in the creation of more complex molecules. Its specific chemical structure makes it valuable for researchers and industrial chemists requiring a chlorinated aryl sulfide derivative for various synthetic pathways. TSS offers this compound for research and development purposes.

Organic Synthesis Intermediate
3-Chlorothioanisole serves as a versatile intermediate in organic synthesis. Its reactive sites allow for further functionalisation in the development of novel chemical entities and complex organic structures.
Chemical Research and Development
This compound is employed in laboratory settings for R&D activities, particularly in studies involving aryl sulfides and related heterocyclic compounds. Its properties are of interest for exploring new reaction mechanisms and material science applications.
Building Block for Specialty Chemicals
As a functionalised aromatic sulfide, 3-Chlorothioanisole acts as a foundational building block for the synthesis of specialty chemicals, potentially including pharmaceuticals or agrochemicals, depending on further structural elaboration.
| Molecular weight | 158.65 |
|---|---|
| Linear formula | ClC6H4SCH3 |
| Assay | 97% |
| Boiling point | 234 °C(lit.) |
| Density | 1.206 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.600(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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 3334 |
| 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 3-Chlorothioanisole primarily used for?
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3-Chlorothioanisole is primarily used as an intermediate in organic synthesis and for chemical research and development.
What are the CAS number and molecular formula for 3-Chlorothioanisole?
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The CAS number for 3-Chlorothioanisole is 4867-37-2, and its molecular formula is ClC6H4SCH3.
What grade and purity does Tech Serve Solutions supply for 3-Chlorothioanisole?
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Tech Serve Solutions supplies 3-Chlorothioanisole with an assay of 97%. This product is intended for research and development and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the main safety concerns when handling 3-Chlorothioanisole?
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3-Chlorothioanisole is a Warning substance (GHS07) and is associated with hazards H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Appropriate personal protective equipment, including eyeshields and suitable gloves, should be worn. Ensure adequate ventilation or use a respirator when handling.
How is 3-Chlorothioanisole typically supplied and exported by TSS?
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Tech Serve Solutions, as a specialist global supplier and exporter of fine chemicals, packages and ships 3-Chlorothioanisole in compliance with all relevant regulations for domestic and international delivery.
How can I request a quote or sample for 3-Chlorothioanisole?
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To request a quote or a sample of 3-Chlorothioanisole, please contact the TSS sales team through our website or by telephone, providing your specific requirements.
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