1,4-Benzenedimethanethiol
1,4-Benzenedimethanethiol (CAS 105-09-9) is an organic sulfur compound with the molecular formula C6H4(CH2SH)2 and a molecular weight of 170.30 g/mol. This dithiol finds utility as a versatile building block in chemical synthesis and materials science. It is particularly recognised for its role in constructing nanoporous gold electrodes, acting as a capping agent for metal nanoparticles, and serving as a ligand in the synthesis of functionalised gold nanoparticles.
- Synonyms
- p-Xylylene-alpha,alpha'-dithiolalpha,alpha'-Dimercapto-p-xylene1,4-Bis(mercaptomethyl)benzene
Nanoporous Gold Electrode Fabrication
1,4-Benzenedimethanethiol serves as a cross-linker in the fabrication of nanoporous gold electrodes. This application involves the controlled assembly of gold and silver nanoparticles onto a glassy carbon electrode.
Metal Nanoparticle Capping Agent
This compound acts as a capping reagent during the preparation of gold and silver clusters. It is instrumental in controlling the size, typically to a mean diameter of 3 nm, of these nanoparticles.
Ligand in Nanoparticle Synthesis
1,4-Benzenedimethanethiol is employed as a ligand in the synthesis of functionalised gold nanoparticles. These nanoparticles are specifically designed with 1,4-benzenedimethanethiol capping to impart desired surface properties.
| Molecular weight | 170.30 |
|---|---|
| Linear formula | C6H4(CH2SH)2 |
| Assay | 98% |
| Boiling point | 156 °C/12 mmHg(lit.) |
| Application | 1,4-Benzenedimethanethiol was used as cross linker in the fabrication of nanoporous gold on glassy carbon electrode by alternatively assembling gold nanoparticles and silver nanoparticles1. It was used as capping reagent during the preparation of Au and Ag clusters of 3 nm mean diameter2. It was used as ligand in the synthesis of 1,4-benzenedimethanethiol-capped gold nanoparticles3. |
| Melting point | 45-46 °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 |
| Transport (UN / ADR) | UN 3335 |
| 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 1,4-Benzenedimethanethiol used for?
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1,4-Benzenedimethanethiol is used as a cross-linker in fabricating nanoporous gold electrodes, as a capping reagent for gold and silver nanoparticles, and as a ligand in synthesising functionalised gold nanoparticles.
What is the CAS number and formula for 1,4-Benzenedimethanethiol?
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The CAS number for 1,4-Benzenedimethanethiol is 105-09-9, and its linear formula is C6H4(CH2SH)2.
What grade and purity does Tech Serve Solutions supply for 1,4-Benzenedimethanethiol?
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Tech Serve Solutions supplies 1,4-Benzenedimethanethiol with a purity of 98%. This product is intended for research and laboratory use and is not represented as USP, BP, or EP grade.
What are the safety considerations when handling 1,4-Benzenedimethanethiol?
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1,4-Benzenedimethanethiol is classified with the GHS07 symbol and has a 'Warning' signal word. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95, eyeshields, and gloves. Handle in a well-ventilated area.
How is 1,4-Benzenedimethanethiol packed, shipped, and exported?
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1,4-Benzenedimethanethiol is carefully packed to ensure safe transit and is available for export globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a quote or sample of 1,4-Benzenedimethanethiol?
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To request a quote or a sample of 1,4-Benzenedimethanethiol, please visit the Tech Serve Solutions website or contact our sales department directly.
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