Phenyl trifluoromethyl sulfide
Phenyl trifluoromethyl sulfide (CAS: 456-56-4; Formula: C6H5SCF3; MW: 178.17) is a specialized chemical reagent with the empirical formula C6H5SCF3. This compound serves as a valuable building block in organic synthesis, particularly in fluorination reactions. Its applications include the preparation of various sulfur-containing compounds like sulfoxides and dithiane dioxides, and it is utilized in the synthesis of benzophenone hydrazone derivatives with potential insecticidal properties.
- IUPAC
- Trifluoromethyl phenyl thioether,[(Trifluoromethyl)thio]benzene

Synthesis of Sulfoxides and Dioxides
Phenyl trifluoromethyl sulfide can be utilized in the preparation of sulfoxides, dithiane dioxides, and dithiolane dioxides through iron-catalyzed oxidation processes involving peroxides.
Insecticide Intermediate
This compound is employed in the synthesis of benzophenone hydrazone derivatives, which have been investigated for their potential as insecticides.
Fluorinated Silane Preparation
It is involved in reductive silylation reactions, contributing to the preparation of trifluoro- and difluoromethylsilanes via the reductive coupling of fluoromethyl sulfones, sulfoxides, and sulfides with chlorosilanes.
| Molecular weight | 178.17 |
|---|---|
| Linear formula | C6H5SCF3 |
| Assay | 98% |
| Boiling point | 142 °C(lit.) |
| Density | 1.249 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.466(lit.) |
| Application | Used in the preparation of • Sulfoxides, dithiane dioxide, and dithiolane dioxide via iron-catalyzed oxidation of sulfides, dithiane, or dithiolane with hydrogen peroxide1• Used in the preparation of benzophenone hydrazone derivatives as insecticides2• Reductive silylation and the preparation of trifluoro- and difluoromethylsilanes by reductive coupling of fluoromethyl sulfones, sulfoxides and sulfides with chlorosilanes3 |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 37 °C / 98.6 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 10 |
| Safety statements (S) | 16-36 |
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 Phenyl trifluoromethyl sulfide used for?
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Phenyl trifluoromethyl sulfide (CAS: 456-56-4) is used as a building block in organic synthesis, particularly for preparing sulfoxides, dithiane dioxides, and in the synthesis of insecticide precursors and fluorinated silanes.
What is the CAS number and formula for Phenyl trifluoromethyl sulfide?
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The CAS number for Phenyl trifluoromethyl sulfide is 456-56-4, and its molecular formula is C6H5SCF3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenyl trifluoromethyl sulfide with an assay of 98%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Phenyl trifluoromethyl sulfide be handled?
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Phenyl trifluoromethyl sulfide is a flammable liquid and vapour (H226). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Store away from ignition sources.
Is Phenyl trifluoromethyl sulfide flammable?
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Yes, Phenyl trifluoromethyl sulfide is a flammable liquid and vapour, with a flash point of 37 °C (98.6 °F).
Can Tech Serve Solutions export Phenyl trifluoromethyl sulfide?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Phenyl trifluoromethyl sulfide.
How can I request a sample or quote for Phenyl trifluoromethyl sulfide?
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Please contact our sales team via the website or direct email to request a sample or a quotation for Phenyl trifluoromethyl sulfide.
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