5-Fluoro-2-methoxybenzonitrile
5-Fluoro-2-methoxybenzonitrile (CAS: 189628-38-4, Formula: C8H6FNO, Molar Mass: 151.14 g/mol) is a fluorinated aromatic nitrile. This compound serves as a valuable building block in organic synthesis, particularly within the pharmaceutical and agrochemical industries. Its specific structural features, including the fluorine atom and methoxy group on the benzonitrile core, enable its incorporation into more complex molecular architectures.

Pharmaceutical Intermediate
Utilised in the synthesis of active pharmaceutical ingredients (APIs), leveraging its fluorinated aromatic structure for targeted biological activity.
Agrochemical Synthesis
Serves as a precursor in the development of novel pesticides and herbicides, benefiting from the electron-withdrawing and lipophilic properties conferred by the fluorine atom.
Materials Science
Potential applications in the development of advanced materials where specific electronic or physical properties are desired due to the nitrile and fluoro-aromatic functionalities.
Research and Development
A versatile reagent for laboratory-scale synthesis and exploration of new chemical entities and reaction pathways.
| Molecular weight | 151.14 |
|---|---|
| Linear formula | FC6H3(OCH3)CN |
| Assay | 98% |
| Melting point | 117-120 °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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| 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 5-Fluoro-2-methoxybenzonitrile used for?
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5-Fluoro-2-methoxybenzonitrile is primarily used as a building block in organic synthesis, particularly for creating pharmaceutical and agrochemical compounds.
What is the CAS number and chemical formula for 5-Fluoro-2-methoxybenzonitrile?
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The CAS number is 189628-38-4 and the chemical formula is C8H6FNO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Fluoro-2-methoxybenzonitrile with a minimum purity of 98%. This product is suitable for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.
What are the primary safety concerns when handling 5-Fluoro-2-methoxybenzonitrile?
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5-Fluoro-2-methoxybenzonitrile is classified as a Warning substance with hazard statements indicating it causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, should be used. Ensure adequate ventilation.
How is 5-Fluoro-2-methoxybenzonitrile packaged and shipped?
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5-Fluoro-2-methoxybenzonitrile is carefully packaged to ensure safe transit and is available for global export by Tech Serve Solutions.
How can I request a sample or a quote for 5-Fluoro-2-methoxybenzonitrile?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone, specifying the product CAS number 189628-38-4.
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