4-(Trifluoromethylthio)benzonitrile
4-(Trifluoromethylthio)benzonitrile (CAS: 332-26-3) is an organic compound with the molecular formula CF3SC6H4C≡N and a molecular weight of 203.18 g/mol. This nitrile derivative, also known as p-cyanophenyl trifluoromethyl sulfide, functions as a versatile building block in chemical synthesis. Its structure, featuring both a trifluoromethylthio group and a nitrile moiety, makes it valuable for introducing specific functionalities into more complex molecules within research and development settings.
- IUPAC
- p-Cyanophenyl trifluoromethyl sulfide

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of various organic compounds. The presence of the trifluoromethylthio and nitrile groups allows for diverse chemical transformations.
Research and Development
A useful building block for medicinal chemistry and materials science research. It enables the development of novel compounds with tailored properties.
Fluorinated Compound Synthesis
Serves as a precursor for introducing trifluoromethylthio groups into target molecules, contributing to the synthesis of fluorinated organic compounds.
| Molecular weight | 203.18 |
|---|---|
| Linear formula | CF3SC6H4C≡N |
| Assay | 98% |
| Melting point | 39-43 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| 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 4-(Trifluoromethylthio)benzonitrile used for?
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4-(Trifluoromethylthio)benzonitrile is primarily used as a building block in organic synthesis and for research and development purposes, particularly in areas like medicinal chemistry and materials science.
What is the CAS number and molecular formula?
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The CAS number for 4-(Trifluoromethylthio)benzonitrile is 332-26-3, and its molecular formula is CF3SC6H4C≡N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(Trifluoromethylthio)benzonitrile with an assay of 98%. This product is supplied for research and development use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling requirements?
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When handling 4-(Trifluoromethylthio)benzonitrile, appropriate personal protective equipment, including eyeshields and gloves, is essential. A type N95 (US) or type P1 (EN143) respirator filter should be used. The compound has a WGK rating of 3 in Germany, indicating a high hazard to water.
How is this product shipped?
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Tech Serve Solutions reliably packs, ships, and exports fine chemicals globally, adhering to all necessary regulations for safe transport.
How can I request a quote or sample?
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To request a quote or a sample of 4-(Trifluoromethylthio)benzonitrile, please contact our sales team via the website or by phone.
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