2,5-Difluorobenzonitrile
2,5-Difluorobenzonitrile (CAS: 64248-64-2) is an organic compound with the molecular formula F2C6H3CN and a molecular weight of 139.10 g/mol. This fluorinated aromatic nitrile serves as a valuable building block in chemical synthesis. Its structure, featuring two fluorine atoms and a nitrile group on a benzene ring, allows for diverse chemical transformations. It is primarily used in the preparation of specialised chemical entities, contributing to advancements in various research and development sectors.
- Synonyms
- F2C6H3CN

Precursor for Dithiadiazolyl Radicals
2,5-Difluorobenzonitrile has been employed in synthetic routes leading to the formation of dithiadiazolyl radicals. These compounds are of interest in materials science and coordination chemistry due to their unique electronic properties.
Fluorinated Aromatic Building Block
As a member of the Aryl Fluorinated Building Blocks category, this compound is utilised in organic synthesis to introduce difluorobenzonitrile moieties into more complex molecular structures. This is crucial for modifying electronic or physical properties of target molecules.
Intermediate in Organic Synthesis
Its reactive nitrile group and the presence of fluorine atoms make 2,5-Difluorobenzonitrile a versatile intermediate for constructing a range of organic compounds. It is particularly relevant in research settings exploring new synthetic methodologies.
| Molecular weight | 139.10 |
|---|---|
| Linear formula | F2C6H3CN |
| Assay | 99% |
| Application | 2,5-Difluorobenzonitrile has been used in the preparation of dithiadiazolyl radicals1. |
| Melting point | 33-35 °C(lit.) |


Hazard statements
- H228Flammable solid
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 78 °C / 172.4 °F |
| Transport (UN / ADR) | UN 1325 4.1 / PGII |
| 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 2,5-Difluorobenzonitrile used for?
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2,5-Difluorobenzonitrile is used as a building block in organic synthesis, notably in the preparation of dithiadiazolyl radicals and other complex organic molecules.
What is the CAS number and formula for 2,5-Difluorobenzonitrile?
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The CAS number for 2,5-Difluorobenzonitrile is 64248-64-2, and its linear formula is F2C6H3CN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,5-Difluorobenzonitrile with an assay of 99%. We do not represent this product as USP, EP, BP, or pharmacopoeia grade.
How should 2,5-Difluorobenzonitrile be handled safely?
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2,5-Difluorobenzonitrile is a flammable solid and harmful if swallowed, inhaled, or in contact with skin. It also causes skin and eye irritation and may cause respiratory irritation. Appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves, should be used, along with adequate ventilation. Keep away from heat and open flames.
How is 2,5-Difluorobenzonitrile shipped and exported?
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2,5-Difluorobenzonitrile is shipped and exported as a UN 1325 (Flammable solid, organic, n.o.s.) material, Class 4.1, Packaging Group II.
How can I request a quote or sample?
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To request a quote or a sample of 2,5-Difluorobenzonitrile, please contact our sales team through the website or by phone.
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