1,3-Benzenedimethanethiol
1,3-Benzenedimethanethiol (CAS 41563-69-3), with the molecular formula C6H4(CH2SH)2 and a molecular weight of 170.30 g/mol, is a sulfur-containing organic compound. This versatile thiol serves as a valuable building block in organic synthesis and chemical research. Its reactive thiol groups make it useful in various chemical transformations and the development of novel materials.
- Synonyms
- C6H4(CH2SH)2

Organic Synthesis Intermediate
1,3-Benzenedimethanethiol acts as a key intermediate in the synthesis of complex organic molecules. Its difunctional nature allows for cross-linking and the introduction of sulfur moieties into target structures.
Material Science Applications
The compound can be employed in the development of polymers and advanced materials, particularly where sulfur linkages are desired for specific physical or chemical properties.
Research and Development
Utilised in academic and industrial research settings for exploring new chemical reactions and developing novel compounds with tailored functionalities.
| Molecular weight | 170.30 |
|---|---|
| Linear formula | C6H4(CH2SH)2 |
| Assay | 95% |
| Boiling point | 168-170 °C/25 mmHg(lit.) |
| Density | 1.15 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.6207(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 |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3334 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 1,3-Benzenedimethanethiol used for?
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1,3-Benzenedimethanethiol is primarily used as a building block in organic synthesis and in material science applications. It is also valuable in research and development for creating novel chemical structures.
What is the CAS number and formula for 1,3-Benzenedimethanethiol?
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The CAS number for 1,3-Benzenedimethanethiol is 41563-69-3, and its linear formula is C6H4(CH2SH)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Benzenedimethanethiol with an assay of 95%. This is a technical grade product and TSS does not represent it as USP, BP, or EP.
What are the main safety considerations when handling 1,3-Benzenedimethanethiol?
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1,3-Benzenedimethanethiol is classified with Warning signal word and carries hazard statements H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used.
How is 1,3-Benzenedimethanethiol packed, shipped, and exported?
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1,3-Benzenedimethanethiol is carefully packed for secure transit. As a global supplier, Tech Serve Solutions has extensive experience in exporting chemicals worldwide, adhering to international shipping regulations.
How can I request a sample or quote for 1,3-Benzenedimethanethiol?
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To request a sample or a detailed quotation for 1,3-Benzenedimethanethiol, please contact our sales team through the website or by telephone. Our team will be happy to assist you with your specific requirements.
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