3,4,5-Trifluorophenol
3,4,5-Trifluorophenol (CAS: 99627-05-1), with the molecular formula C6H3F3O and a molecular weight of 148.08 g/mol, is a fluorinated aromatic compound. It serves as a valuable building block in organic synthesis. Its trifluorinated structure makes it useful in the development of novel materials, pharmaceuticals, and agrochemicals where specific electronic or lipophilic properties are desired. This compound is supplied by TSS with an assay of ≥98.0%.
- Synonyms
- 99627-05-1C6H3F3O

Pharmaceutical Intermediate
3,4,5-Trifluorophenol acts as a key intermediate in the synthesis of active pharmaceutical ingredients. The trifluorophenyl moiety can be incorporated into drug candidates to modulate pharmacokinetic properties such as metabolic stability and lipophilicity.
Agrochemical Synthesis
This compound is utilised in the development of new pesticides and herbicides. The presence of fluorine atoms can enhance the biological activity and environmental persistence of agrochemical products.
Materials Science
As a fluorinated building block, 3,4,5-Trifluorophenol can be employed in the creation of specialised polymers and advanced materials. Fluorine substitution can impart unique thermal, chemical, and optical properties.
Organic Synthesis Reagent
It serves as a versatile reagent in diverse organic transformations, enabling the introduction of the 3,4,5-trifluorophenyl group into various molecular frameworks.
| Molecular weight | 148.08 |
|---|---|
| Empirical formula | C6H3F3O |
| Assay | ≥98.0% |
| Melting point | 52-55 °C |


Hazard statements
- H301Toxic if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | C,N |
| Risk statements (R) | 22-34-51/53 |
| Safety statements (S) | 26-36/37/39-45-60 |
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 3,4,5-Trifluorophenol used for?
+
3,4,5-Trifluorophenol is primarily used as a building block in organic synthesis, particularly in the development of pharmaceuticals, agrochemicals, and advanced materials due to its trifluorinated aromatic structure.
What is the CAS number and molecular formula for 3,4,5-Trifluorophenol?
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The CAS number for 3,4,5-Trifluorophenol is 99627-05-1, and its molecular formula is C6H3F3O.
What grade and purity does Tech Serve Solutions supply for 3,4,5-Trifluorophenol?
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Tech Serve Solutions supplies 3,4,5-Trifluorophenol with a minimum assay of 98.0%. We do not represent this product as USP, BP, or EP grade.
What are the main safety hazards associated with 3,4,5-Trifluorophenol?
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3,4,5-Trifluorophenol is classified as Danger. It is harmful if swallowed (H301) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including gloves, eye protection, and respiratory protection, must be used.
How is 3,4,5-Trifluorophenol packed, shipped, and exported?
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This chemical is shipped and exported in compliance with relevant dangerous goods regulations, identified as UN 3261, Class 8, Packing Group II.
How can I request a sample or quote for 3,4,5-Trifluorophenol?
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To request a sample or a quotation, please contact our sales team through the website or by phone, providing your specific requirements.
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