6-Amino-1-hexanethiol hydrochloride
6-Amino-1-hexanethiol hydrochloride (CAS: 31098-40-5) is a bifunctional organosulfur compound with the chemical formula C6H15NS · HCl and a molecular weight of 169.72 g/mol. This compound features both an amine and a thiol group, making it valuable for surface functionalization and material science applications. It is particularly useful in micro/nanoelectronics and self-assembly processes, enabling the creation of ordered molecular layers on various substrates.
- IUPAC
- 6-Mercaptohexylamine hydrochloride
- Synonyms
- 6-Mercaptohexylamine hydrochloride

Surface Modification
The thiol group readily binds to noble metal surfaces such as gold, while the amine group provides a reactive site for further chemical modification or conjugation. This dual functionality is exploited in creating self-assembled monolayers (SAMs) for electronic devices and biosensors.
Materials Science
This compound serves as a versatile building block in materials science for developing functional surfaces. Its ability to form stable monolayers on metals facilitates controlled surface properties, impacting adhesion, wettability, and biocompatibility.
Micro/Nanoelectronics
In the field of micro- and nanoelectronics, 6-Amino-1-hexanethiol hydrochloride is utilised for patterning and fabricating nanoscale structures. It aids in controlling interfacial properties and creating functional interfaces in electronic components.
Self-Assembly Studies
The molecule's structure is well-suited for studying self-assembly phenomena. It enables the formation of ordered structures on surfaces, which is crucial for applications ranging from nanotechnology to fundamental surface chemistry research.
| Molecular weight | 169.72 |
|---|---|
| Empirical formula | C6H15NS · HCl |
| Storage temperature | 2-8°C |
| Melting point | 125-130 °C |

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
| 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 |
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 6-Amino-1-hexanethiol hydrochloride used for?
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6-Amino-1-hexanethiol hydrochloride is primarily used in surface modification, materials science, micro/nanoelectronics, and self-assembly applications due to its bifunctional nature with both amine and thiol groups.
What are the CAS number and formula for 6-Amino-1-hexanethiol hydrochloride?
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The CAS number is 31098-40-5 and the empirical formula is C6H15NS · HCl.
What grade and purity does Tech Serve Solutions supply for 6-Amino-1-hexanethiol hydrochloride?
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Tech Serve Solutions supplies this compound typically for research and development purposes. The exact assay and grade are detailed on the product's Certificate of Analysis. It is not supplied as USP, BP, or EP grade.
What are the safety considerations when handling 6-Amino-1-hexanethiol hydrochloride?
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This compound is classified as a Warning (GHS07) and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including gloves, eye protection, and respiratory protection if working with dusts, should be used. Handle in a well-ventilated area.
How is 6-Amino-1-hexanethiol hydrochloride shipped and exported?
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Tech Serve Solutions exports chemicals globally, adhering to all relevant shipping regulations for hazardous materials. Specific packaging and shipping methods are employed to ensure safe transit.
How can I request a quote or sample of 6-Amino-1-hexanethiol hydrochloride?
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To request a quote or a sample, please visit the Tech Serve Solutions website and use the contact form or the dedicated product inquiry section.
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