Benzene-1,4-dithiol
Benzene-1,4-dithiol (CAS 624-39-5), with the molecular formula C6H6S2 and a molecular weight of 142.24 g/mol, is a key organosulfur compound. Supplied by Tech Serve Solutions as a powder or crystals with 99% purity, this dithiol is primarily utilised in advanced materials science and micro/nanoelectronics. Its structure lends itself to applications in self-assembly and the creation of single-molecule electronic junctions.
- IUPAC
- 1,4-Dimercaptobenzene,1,4-Benzenedithiol
- Synonyms
- 1,4-Dimercaptobenzene1,4-Benzenedithiol

Single Molecule Junctions
Benzene-1,4-dithiol serves as a crucial building block for constructing single-molecule electronic devices. Its ability to form stable bonds with metal electrodes facilitates the creation of precise electrical pathways at the molecular level.
Nanomaterial Synthesis
This compound finds application in the synthesis of various nanomaterials. Its dithiol functionality allows for controlled self-assembly and the formation of organised structures with unique electronic or optical properties.
Self-Assembly and Contact Printing
The molecule's inherent properties make it suitable for self-assembly processes and contact printing techniques. This enables the precise patterning of surfaces and the creation of functionalised interfaces in microelectronic applications.
| Molecular weight | 142.24 |
|---|---|
| Empirical formula | C6H6S2 |
| Assay | 99% (GC) |
| Form | powder or crystals |
| Storage temperature | 2-8°C |
| Application | This molecule can be used in single molecule junctions in electronic devices.1 It has also shown use in nanomaterial synthesis. |
| Melting point | 92-97 °C |
| Transport (UN / ADR) | UN 3335 |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 Benzene-1,4-dithiol primarily used for?
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Benzene-1,4-dithiol is primarily used in materials science and micro/nanoelectronics, particularly for constructing single-molecule electronic junctions and in nanomaterial synthesis and self-assembly processes.
What are the CAS number and molecular formula for Benzene-1,4-dithiol?
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The CAS number for Benzene-1,4-dithiol is 624-39-5, and its molecular formula is C6H6S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzene-1,4-dithiol with a purity of 99% (GC). This is a research/technical grade chemical and is not supplied as USP, BP, or EP grade.
How should Benzene-1,4-dithiol be handled and stored?
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Benzene-1,4-dithiol is combustible and should be handled with appropriate personal protective equipment in a well-ventilated area. It should be stored at 2-8°C to maintain its integrity.
Is Benzene-1,4-dithiol a controlled substance?
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Based on the provided data, Benzene-1,4-dithiol is not listed as a controlled substance.
How can I request a sample or a quote for Benzene-1,4-dithiol?
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To request a sample or a quote for Benzene-1,4-dithiol, please contact the Tech Serve Solutions sales team through our website or by phone, providing your contact details and the quantity required.
How is Benzene-1,4-dithiol typically packed and exported?
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Benzene-1,4-dithiol is supplied as a powder or crystals. As a global supplier, Tech Serve Solutions ensures appropriate packaging for safe domestic and international export, adhering to all relevant shipping regulations.
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