Cyclopentanethiol acetate
Cyclopentanethiol acetate (CAS 89896-84-4) is an organic sulfur compound with the molecular formula C7H12O2S and a molecular weight of 160.24 g/mol. As a protected thiol derivative, it serves as a valuable intermediate in organic synthesis, particularly in the construction of complex molecules containing sulfur functionalities. Its characteristic reactivity makes it useful in various chemical transformations.
- IUPAC
- Acetylmercaptocyclopentane
- Synonyms
- Acetylmercaptocyclopentane

Organic Synthesis Intermediate
Utilised as a building block in multi-step syntheses to introduce sulfur-containing groups into target molecules. Its protected nature allows for controlled reactions and selective functionalisation.
Pharmaceutical and Agrochemical Research
Serves as a key precursor in the development of novel pharmaceutical agents and agrochemicals where sulfur moieties are essential for biological activity.
Materials Science
Potentially employed in the synthesis of specialised polymers or materials requiring specific sulfur-based linkages or properties.
| Molecular weight | 144.23 |
|---|---|
| Linear formula | C5H9SCOCH3 |
| Assay | 97% |
| Boiling point | 195-196 °C(lit.) |
| Density | 1.014 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.495(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 70 °C / 158 °F |
| Transport (UN / ADR) | UN 3334 |
| 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 Cyclopentanethiol acetate used for?
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Cyclopentanethiol acetate is primarily used as a building block and intermediate in organic synthesis, particularly for introducing sulfur functionalities into more complex molecules within pharmaceutical, agrochemical, and materials science research.
What is the CAS number and formula for Cyclopentanethiol acetate?
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The CAS number for Cyclopentanethiol acetate is 89896-84-4. Its linear formula is C5H9SCOCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cyclopentanethiol acetate with a minimum purity of 97%. This product is typically supplied for research and laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How is Cyclopentanethiol acetate handled and what are the hazards?
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Cyclopentanethiol acetate is a combustible liquid (flash point 70 °C / 158 °F). Handle with appropriate personal protective equipment including eyeshields and gloves. Ensure adequate ventilation, and use a half-mask respirator if exposure limits are exceeded. Refer to the Safety Data Sheet for full handling and hazard information.
How is Cyclopentanethiol acetate packed, shipped, and exported?
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Cyclopentanethiol acetate is carefully packed according to international shipping regulations for hazardous materials. TSS exports this chemical globally, adhering to all relevant import and export controls and documentation requirements.
How can I request a sample or a quote for Cyclopentanethiol acetate?
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To request a sample or obtain a quote for Cyclopentanethiol acetate, please use the contact form on our website or email our sales department, providing your specific requirements and shipping details.
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