3,5-Bis(trifluoromethyl)phenol
3,5-Bis(trifluoromethyl)phenol (CAS 349-58-6), with the molecular formula (CF3)2C6H3OH and a molecular weight of 230.11 g/mol, is a speciality organic building block. This fluorinated phenol is primarily utilised in chemical synthesis and research applications. Its unique structure, featuring two trifluoromethyl groups, makes it a valuable intermediate for developing complex organic molecules and in specific analytical procedures such as synergistic extraction.
- Synonyms
- (CF3)2C6H3OH

Synergistic Extraction Reagent
3,5-Bis(trifluoromethyl)phenol has been employed as a hydrogen donor in the synergistic extraction of metal ions, including aluminium(III) and gallium(III), when used in conjunction with 2,4-pentanedione in a heptane solvent system.
Organic Synthesis Intermediate
As a difunctionalised aromatic compound, it serves as a key building block in the synthesis of more complex organic molecules, particularly where electron-withdrawing trifluoromethyl groups are desired in the final structure.
Research and Development
This compound is used in laboratory settings for various research purposes, including the exploration of novel chemical reactions and the development of new materials or compounds with specific electronic or physical properties.
| Molecular weight | 230.11 |
|---|---|
| Linear formula | (CF3)2C6H3OH |
| Assay | 95% |
| Boiling point | 97 °C/50 mmHg(lit.) |
| Density | 1.511 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.415(lit.) |
| Application | 3,5-Bis(trifluoromethyl)phenol (BTMP) has been used as hydrogen donor in synergistic extraction of aluminium (III) and gallium (III) with 2,4-pentanedione in heptane1. |
| Melting point | 20-21 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 3,5-Bis(trifluoromethyl)phenol used for?
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3,5-Bis(trifluoromethyl)phenol is used in chemical synthesis, as an organic building block, and in specific applications like the synergistic extraction of metal ions.
What is the CAS number and chemical formula for 3,5-Bis(trifluoromethyl)phenol?
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The CAS number is 349-58-6, and the linear chemical formula is (CF3)2C6H3OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,5-Bis(trifluoromethyl)phenol with an assay of 95%. This product is intended for laboratory and research use; we do not represent it as USP, BP, EP, or pharmaceutical grade.
What are the primary hazards associated with 3,5-Bis(trifluoromethyl)phenol?
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3,5-Bis(trifluoromethyl)phenol is classified with GHS07 symbol and a 'Warning' signal word. It carries hazard statements H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Appropriate personal protective equipment, including eyeshields and suitable respirator and gloves, should be used when handling.
How is 3,5-Bis(trifluoromethyl)phenol packed, shipped, and exported?
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Tech Serve Solutions carefully packs and ships chemicals in compliance with all relevant regulations. We are a specialist global supplier and exporter of fine chemicals.
How can I request a quote or sample for 3,5-Bis(trifluoromethyl)phenol?
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To request a quote or sample, please contact our sales team through the details provided on our website. Our team will be pleased to assist with your inquiry.
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