Cyclohexanethiol
Cyclohexanethiol (CAS: 1569-69-3), with the molecular formula C6H11SH and a molecular weight of 116.22 g/mol, is a cyclic thiol. This organosulfur compound finds utility as a building block in chemical synthesis and is valuable in materials science. Its properties lend themselves to applications in micro/nanoelectronics, particularly in self-assembly processes for surface modification.
- IUPAC
- Cyclohexyl mercaptan,Hexahydrothiophenol
- Synonyms
- Cyclohexyl mercaptanHexahydrothiophenol

Chemical Synthesis Intermediate
Cyclohexanethiol serves as a versatile building block in organic synthesis, enabling the introduction of the cyclohexylthio group into various molecules. It is used in the preparation of more complex organosulfur compounds and functional materials.
Materials Science & Surface Modification
This thiol is employed in materials science for surface functionalization, especially in creating self-assembled monolayers (SAMs). These SAMs can alter surface properties such as wettability and adhesion, with applications in microelectronics and sensor technology.
Micro/Nanoelectronics Applications
In the field of micro/nanoelectronics, cyclohexanethiol is utilized in self-assembly techniques, including contact printing. It aids in the precise structuring and modification of surfaces at the nanoscale for advanced electronic devices.
| Molecular weight | 116.22 |
|---|---|
| Linear formula | C6H11SH |
| Assay | 97% |
| Boiling point | 158-160 °C(lit.) |
| Density | 0.95 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.493(lit.) |
| Vapour pressure | 10.3 mmHg (37.7 °C) |
| Vapour density | 4 (vs air) |


Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H315Causes skin irritation
- H332Harmful if inhaled
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 41 °C / 105.8 °F |
| Transport (UN / ADR) | UN 3054 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-20/22 |
| Safety statements (S) | 36/37/39 |
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 Cyclohexanethiol used for?
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Cyclohexanethiol is primarily used as a building block in chemical synthesis and in materials science for surface modification, including self-assembled monolayers and applications in micro/nanoelectronics.
What is the CAS number and chemical formula for Cyclohexanethiol?
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The CAS number for Cyclohexanethiol is 1569-69-3, and its chemical formula is C6H11SH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cyclohexanethiol with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should Cyclohexanethiol be handled safely?
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Cyclohexanethiol is a flammable liquid and vapour (H226), harmful if swallowed (H302), causes skin irritation (H315), and is harmful if inhaled (H332). It requires handling with appropriate personal protective equipment, including gloves, goggles, face shields, and suitable respiratory protection, in a well-ventilated area. Ensure ignition sources are kept away.
Is Cyclohexanethiol a controlled substance?
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The provided data does not indicate that Cyclohexanethiol is a controlled substance.
How is Cyclohexanethiol shipped and exported?
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Cyclohexanethiol is shipped and exported under UN 3054, Class 3, Packing Group III, indicating it is a flammable liquid.
How can I request a sample or quote for Cyclohexanethiol?
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To request a sample or a quote for Cyclohexanethiol, please contact our sales team through the website or by phone.
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