2-Fluoro-4-methoxybenzaldehyde
2-Fluoro-4-methoxybenzaldehyde (CAS: 331-64-6) is a fluorinated aromatic aldehyde with the chemical formula FC6H3(OCH3)CHO and a molecular weight of 154.14 g/mol. This compound serves as a valuable building block in organic synthesis, particularly for the introduction of fluorinated aromatic moieties into more complex molecules. It is widely used in the research and development of pharmaceuticals, agrochemicals, and advanced materials, owing to the unique properties conferred by the fluorine atom.
- IUPAC
- 2-Fluoro-p-anisaldehyde

Pharmaceutical Intermediate
Used as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs). Its fluorinated structure can enhance drug efficacy, metabolic stability, and bioavailability.
Agrochemical Synthesis
Employed in the development of novel pesticides, herbicides, and fungicides. The presence of fluorine can influence the biological activity and environmental profile of agrochemical products.
Material Science
Serves as a precursor for speciality polymers and advanced materials. Fluorinated compounds often exhibit unique thermal, chemical, and electronic properties.
Organic Synthesis Building Block
A versatile reagent for constructing complex organic molecules. The aldehyde and fluoro-methoxy functionalities allow for diverse chemical transformations and derivatisation.
| Molecular weight | 154.14 |
|---|---|
| Linear formula | FC6H3(OCH3)CHO |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 43-48 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >110 °C / >230 °F |
| Water hazard class (WGK, DE) | 3 |
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-Fluoro-4-methoxybenzaldehyde used for?
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2-Fluoro-4-methoxybenzaldehyde is used as a building block in organic synthesis, particularly in the development of pharmaceuticals, agrochemicals, and speciality materials. It is valued for introducing fluorinated aromatic groups into molecules.
What is the CAS number and chemical formula for 2-Fluoro-4-methoxybenzaldehyde?
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The CAS number is 331-64-6, and the chemical formula is FC6H3(OCH3)CHO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Fluoro-4-methoxybenzaldehyde with an assay of 97%. This product is intended for research and technical applications. TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades.
What are the safety and handling recommendations for 2-Fluoro-4-methoxybenzaldehyde?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound has a flash point greater than 110 °C (230 °F).
How is 2-Fluoro-4-methoxybenzaldehyde stored and shipped?
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This chemical should be stored at refrigerated temperatures between 2-8°C. TSS ensures secure packing and export of chemicals globally, adhering to all necessary regulations.
How can I request a quote or sample for 2-Fluoro-4-methoxybenzaldehyde?
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To request a quote or a sample, please contact our sales team via the website or direct email, providing your contact details and the quantity required.
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