2,5-Dichloro-4-(trifluoromethyl)pyridine
2,5-Dichloro-4-(trifluoromethyl)pyridine (CAS: 89719-92-6) is a fluorinated heterocyclic compound with the molecular formula C6H2Cl2F3N and a molecular weight of 215.99 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly for introducing trifluoromethyl and dichloro-substituted pyridine moieties into more complex molecules. Its applications are primarily within chemical research and development for the synthesis of novel compounds.
- Synonyms
- C6H2Cl2F3N

Organic Synthesis Intermediate
This compound is utilized as a key intermediate in multi-step organic syntheses. The presence of chlorine atoms and the trifluoromethyl group allows for diverse chemical transformations, making it suitable for constructing complex molecular architectures.
Fluorinated Building Block
As a fluorinated building block, it is employed in the synthesis of pharmaceuticals, agrochemicals, and materials where fluorine incorporation is desired to modify properties such as lipophilicity, metabolic stability, and binding affinity.
Research and Development
It finds application in academic and industrial research laboratories for exploring new synthetic routes and developing novel chemical entities with potential biological activity or material properties.
| Molecular weight | 215.99 |
|---|---|
| Empirical formula | C6H2Cl2F3N |
| Assay | 97% |
| Density | 1.542 g/mL at 25 °C |
| Refractive index | n20/D 1.482 |
| Storage temperature | 2-8°C |

Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- P305IF IN EYES
| Flash point | >110 °C / >230 °F |
|---|---|
| Transport (UN / ADR) | UN 2810 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25-36/37/38 |
| Safety statements (S) | 26-45 |
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 2,5-Dichloro-4-(trifluoromethyl)pyridine used for?
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2,5-Dichloro-4-(trifluoromethyl)pyridine (CAS: 89719-92-6) is primarily used as a building block in organic synthesis, particularly for the creation of fluorinated heterocyclic compounds in research and development.
What is the CAS number and formula for 2,5-Dichloro-4-(trifluoromethyl)pyridine?
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The CAS number for 2,5-Dichloro-4-(trifluoromethyl)pyridine is 89719-92-6, and its molecular formula is C6H2Cl2F3N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,5-Dichloro-4-(trifluoromethyl)pyridine with a minimum assay of 97%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 2,5-Dichloro-4-(trifluoromethyl)pyridine be handled safely?
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According to GHS information, 2,5-Dichloro-4-(trifluoromethyl)pyridine is a Danger hazard. It is toxic if swallowed (H301), causes skin irritation (H315), causes serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area. Refer to the Safety Data Sheet (SDS) for full details.
How is 2,5-Dichloro-4-(trifluoromethyl)pyridine packed, shipped, and exported?
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Tech Serve Solutions professionally packs and ships 2,5-Dichloro-4-(trifluoromethyl)pyridine according to international regulations. We are a global supplier and exporter, experienced in handling hazardous materials for worldwide delivery.
How can I request a sample or quote for 2,5-Dichloro-4-(trifluoromethyl)pyridine?
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To request a sample or a quote for 2,5-Dichloro-4-(trifluoromethyl)pyridine, please use the contact form on our website or email our sales department directly, providing your specific requirements and shipping details.
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