3,5-Dimethylbenzenethiol
3,5-Dimethylbenzenethiol (CAS 38360-81-5) is an organic sulfur compound with the linear formula (CH3)2C6H3SH and a molecular weight of 138.23 g/mol. This thiol, also known as 3,5-dimethylthiophenol, serves as a valuable building block in chemical synthesis. Its primary applications lie in organic synthesis and as an intermediate for producing more complex molecules. Tech Serve Solutions supplies this chemical with a minimum assay of 90%.
- IUPAC
- 3,5-Dimethylthiophenol
- Synonyms
- (CH3)2C6H3SH3,5-Dimethylthiophenol

Organic Synthesis Intermediate
3,5-Dimethylbenzenethiol is utilised as a key intermediate in the synthesis of various organic compounds. Its thiol group offers reactivity for nucleophilic substitution and addition reactions, enabling the construction of complex molecular architectures.
Building Block for Specialty Chemicals
This compound functions as a fundamental building block in the development of specialty chemicals. Its specific aromatic structure and thiol functionality make it suitable for incorporation into advanced materials and novel chemical entities.
Research and Development
Available for research purposes, 3,5-Dimethylbenzenethiol supports academic and industrial R&D efforts exploring new synthetic pathways and chemical applications. Its well-defined structure aids in predictable reaction outcomes.
| Molecular weight | 138.23 |
|---|---|
| Linear formula | (CH3)2C6H3SH |
| Assay | 90% |
| Boiling point | 127.5 °C/50 mmHg(lit.) |
| Density | 1.015 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.568(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Flash point | 85 °C / 185 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
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 3,5-Dimethylbenzenethiol used for?
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3,5-Dimethylbenzenethiol is primarily used as an intermediate in organic synthesis and as a building block for specialty chemicals. It also finds application in research and development.
What is the CAS number and formula for 3,5-Dimethylbenzenethiol?
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The CAS number for 3,5-Dimethylbenzenethiol is 38360-81-5, and its linear formula is (CH3)2C6H3SH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,5-Dimethylbenzenethiol with a minimum assay of 90%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeial standards.
How should 3,5-Dimethylbenzenethiol be handled safely?
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3,5-Dimethylbenzenethiol is harmful if swallowed, causes skin irritation, causes serious eye irritation, and may cause respiratory irritation. Handle with appropriate personal protective equipment in a well-ventilated area, avoiding contact with skin, eyes, and clothing. Refer to the Safety Data Sheet for detailed handling instructions.
Is 3,5-Dimethylbenzenethiol a controlled substance?
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The provided data does not indicate that 3,5-Dimethylbenzenethiol is a controlled substance.
How is 3,5-Dimethylbenzenethiol packed and shipped?
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Products are typically packed in appropriate containers for safe transport according to international regulations. We export globally; please contact us for specific shipping and handling information.
How can I request a sample or quote for 3,5-Dimethylbenzenethiol?
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To request a sample or quote, please contact our sales department via the website or provide your details through the product inquiry form.
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