2-Fluoro-3-(trifluoromethyl)phenyl isocyanate
2-Fluoro-3-(trifluoromethyl)phenyl isocyanate (CAS: 190774-52-8), with the molecular formula FC6H3(CF3)NCO and a molecular weight of 205.11, is a specialized fluorinated building block. This compound is primarily utilized in organic synthesis for the introduction of the 2-fluoro-3-(trifluoromethyl)phenyl moiety into various molecular structures. Its reactivity makes it a valuable intermediate in the development of novel chemical entities for research and development purposes.

Organic Synthesis Intermediate
Serves as a key intermediate in multi-step organic syntheses, enabling the construction of complex molecules.
Fluorinated Compound Development
Utilized in the synthesis of novel fluorinated compounds, leveraging the unique properties imparted by fluorine atoms.
Pharmaceutical Research
Acts as a building block in the exploration and development of new pharmaceutical agents and drug candidates.
Materials Science
Potentially employed in the development of advanced materials where specific fluorinated phenyl structures are desired.
| Molecular weight | 205.11 |
|---|---|
| Linear formula | FC6H3(CF3)NCO |
| Assay | 97% |
| Boiling point | 39 °C/1.5 mmHg(lit.) |
| Density | 1.416 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.459(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 77 °C / 170.6 °F |
| Transport (UN / ADR) | UN 2922 8/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 26-36/37/39 |
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 2-Fluoro-3-(trifluoromethyl)phenyl isocyanate used for?
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2-Fluoro-3-(trifluoromethyl)phenyl isocyanate is primarily used as a building block in organic synthesis for introducing the 2-fluoro-3-(trifluoromethyl)phenyl group into other molecules, particularly in the development of novel chemical entities for research.
What are the CAS number and formula for 2-Fluoro-3-(trifluoromethyl)phenyl isocyanate?
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The CAS number is 190774-52-8 and the molecular formula is FC6H3(CF3)NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Fluoro-3-(trifluoromethyl)phenyl isocyanate with a purity of 97%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling considerations for this product?
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This compound is classified as a Warning with hazards including H302 (Harmful if swallowed), H312 (Harmful in contact with skin), H315 (Causes skin irritation), H319 (Causes serious eye irritation), H332 (Harmful if inhaled), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, is essential. Refer to the Safety Data Sheet for comprehensive handling information.
How is this chemical shipped and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, shipping products internationally in compliance with all relevant regulations. Specific shipping and export details can be provided upon request.
How can I request a quote or sample?
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To request a quote or a sample of 2-Fluoro-3-(trifluoromethyl)phenyl isocyanate, please contact the Tech Serve Solutions sales team through our website or by phone.
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