2-Chloro-5-(trifluoromethyl)phenol
2-Chloro-5-(trifluoromethyl)phenol (CAS: 40889-91-6), with the molecular formula ClC6H3(CF3)OH and a molecular weight of 196.55 g/mol, is a key organic building block. This compound finds application in chemical synthesis, serving as an intermediate in the development of more complex molecules. Its phenolic structure, combined with chlorine and trifluoromethyl substituents, offers unique reactivity for various organic transformations.

Organic Synthesis Intermediate
2-Chloro-5-(trifluoromethyl)phenol is employed as a crucial intermediate in organic synthesis. Its functional groups allow for further chemical modifications in the creation of diverse organic compounds.
Research and Development
This phenol derivative is utilized in research and development laboratories for exploring new synthetic pathways and developing novel chemical entities. Its specific structure makes it valuable for structure-activity relationship studies.
Building Block for Fine Chemicals
As a building block, it contributes to the synthesis of fine chemicals and specialty materials. The presence of the trifluoromethyl group can impart desirable properties to the final product.
| Molecular weight | 196.55 |
|---|---|
| Linear formula | ClC6H3(CF3)OH |
| Assay | 96% |
| Boiling point | 87-88 °C/38 mmHg(lit.) |
| Density | 1.459 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.473(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- 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, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 46 °C / 114.8 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| Safety statements (S) | 16-26-36/37/39 |
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-Chloro-5-(trifluoromethyl)phenol used for?
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2-Chloro-5-(trifluoromethyl)phenol is primarily used as an intermediate in organic synthesis and in research and development for creating novel chemical entities and exploring new synthetic pathways.
What are the CAS number and chemical formula for this compound?
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The CAS number is 40889-91-6, and the chemical formula is ClC6H3(CF3)OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chloro-5-(trifluoromethyl)phenol with an assay of 96%. This product is not represented as USP, BP, EP, or any other pharmacopoeial grade.
What are the main safety concerns when handling 2-Chloro-5-(trifluoromethyl)phenol?
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This compound is a flammable liquid and vapour (H226) and is harmful if inhaled, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, face shields, and suitable gloves, must be worn. Ensure adequate ventilation.
How is 2-Chloro-5-(trifluoromethyl)phenol packed, shipped, and exported?
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2-Chloro-5-(trifluoromethyl)phenol is packed according to industry standards for hazardous materials. TSS is a global supplier and exporter, adhering to all relevant shipping and export regulations for chemicals.
How can I request a sample or a quote for 2-Chloro-5-(trifluoromethyl)phenol?
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To request a sample or a quote, please contact our sales team through the website or by phone, providing the product name and CAS number (40889-91-6).
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