2,6-Dimethylbenzenethiol
2,6-Dimethylbenzenethiol (CAS: 118-72-9) is an organic sulfur compound with the linear formula (CH3)2C6H3SH and a molecular weight of 138.23 g/mol. This aromatic thiol is characterized by its sulphurous odour and is a valuable building block in chemical synthesis. Its primary documented application involves its use in the preparation of organometallic compounds, such as lead complexes.
- IUPAC
- 2,6-Dimethylthiophenol
- Synonyms
- (CH3)2C6H3SH2,6-Dimethylthiophenol

Synthesis of Organolead Compounds
2,6-Dimethylbenzenethiol has been employed in the synthesis of organometallic compounds. For instance, it reacts with lead(II) acetate to form bis(2,6-dimethylbenzenethiolato)lead.
Organic Synthesis Building Block
As an aromatic thiol, this compound serves as a versatile building block in organic chemistry. It can participate in various reactions characteristic of thiols, enabling the construction of more complex molecular architectures.
Research and Development
This chemical is utilized in research laboratories for exploring new synthetic routes and developing novel materials or biologically active molecules, contributing to advancements in chemical sciences.
| Molecular weight | 138.23 |
|---|---|
| Linear formula | (CH3)2C6H3SH |
| Assay | 95% |
| Boiling point | 122 °C/50 mmHg(lit.) |
| Density | 1.038 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.5749(lit.) |
| Application | 2,6-Dimethylbenzenethiol was used in the synthesis of (2,6-Me2C6H3S)2Pb by reacting with Pb(OAc)21. |

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 | 86 °C / 186.8 °F |
| Transport (UN / ADR) | UN 3334 |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... GABRA1(2554) |
|---|---|
| Organoleptic | sulfurous |
| Maycontain | ≤50 ppm MTBE |
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 2,6-Dimethylbenzenethiol primarily used for?
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2,6-Dimethylbenzenethiol is primarily used as a building block in organic synthesis and has been documented for use in the preparation of organometallic compounds.
What is the CAS number and formula for 2,6-Dimethylbenzenethiol?
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The CAS number is 118-72-9 and the linear formula is (CH3)2C6H3SH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,6-Dimethylbenzenethiol with an assay of 95%. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or pharmaceutical grade.
How should 2,6-Dimethylbenzenethiol be handled safely?
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2,6-Dimethylbenzenethiol is classified as a warning substance (GHS07) and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, should be used when handling this chemical. Ensure adequate ventilation.
Is 2,6-Dimethylbenzenethiol available for export and how is it shipped?
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Yes, Tech Serve Solutions, as a global supplier and exporter, ships this product worldwide. It is shipped in compliance with all relevant transportation regulations.
How can I request a quote or sample for 2,6-Dimethylbenzenethiol?
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To request a quote or a sample, please contact our sales department via the website or by phone, providing the product name and CAS number (118-72-9).
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