2-Fluoro-6-methoxybenzaldehyde
2-Fluoro-6-methoxybenzaldehyde (CAS: 146137-74-8), a fluorinated aromatic aldehyde with the molecular formula C7H5FO2 and a molecular weight of 154.14 g/mol, serves as a key building block in organic synthesis. This compound is valuable for introducing both fluorine and methoxy functionalities into target molecules, finding utility in the development of pharmaceuticals and advanced materials.
- IUPAC
- 6-Fluoro-o-anisaldehyde

Fluorinated Organic Synthesis
This compound is utilised as an intermediate in the synthesis of complex fluorinated organic molecules. The presence of the fluorine atom can significantly alter the properties of the final product, such as lipophilicity and metabolic stability.
Pharmaceutical Intermediates
It serves as a crucial building block in the discovery and development of new pharmaceutical agents. The structural features of 2-Fluoro-6-methoxybenzaldehyde are incorporated into drug candidates to modulate their biological activity.
Material Science
The unique electronic and structural properties imparted by the fluoro and methoxy substituents make this aldehyde useful in the creation of novel materials, including specialty polymers and electronic components.
| Molecular weight | 154.14 |
|---|---|
| Linear formula | FC6H3(OCH3)CHO |
| Assay | 98% |
| Melting point | 59-63 °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 |
|---|---|
| Flash point | 110 °C / 230 °F |
| 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 2-Fluoro-6-methoxybenzaldehyde used for?
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2-Fluoro-6-methoxybenzaldehyde is used as a building block in organic synthesis, particularly for creating fluorinated organic molecules, pharmaceutical intermediates, and in material science applications.
What are the CAS number and formula for 2-Fluoro-6-methoxybenzaldehyde?
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The CAS number is 146137-74-8, and the molecular formula is FC6H3(OCH3)CHO.
What grade and purity does Tech Serve Solutions supply for 2-Fluoro-6-methoxybenzaldehyde?
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Tech Serve Solutions supplies 2-Fluoro-6-methoxybenzaldehyde with an assay of 98%. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 2-Fluoro-6-methoxybenzaldehyde be handled?
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2-Fluoro-6-methoxybenzaldehyde is a Warning substance that can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment including Eyeshields, Gloves, and a dust mask type N95 (US) should be used. Ensure adequate ventilation.
How is 2-Fluoro-6-methoxybenzaldehyde packed, shipped, and exported?
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Tech Serve Solutions packs, ships, and exports chemicals professionally, adhering to all relevant safety and regulatory standards for international transit.
How can I request a quote or sample of 2-Fluoro-6-methoxybenzaldehyde?
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To request a quote or a sample, please contact our sales department through the website or by calling us directly.
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