5-Fluoro-3-formyl-2-methoxyphenylboronic acid
5-Fluoro-3-formyl-2-methoxyphenylboronic acid (CAS: 1072951-73-5, C8H8BFO4) is a specialised organic compound with a molecular weight of 197.96. This aryl boronic acid derivative features both an aldehyde and a boronic acid functional group, making it a versatile building block. It is primarily utilised in chemical synthesis, particularly in the development of complex organic molecules and pharmaceutical intermediates. Its unique structure allows for participation in various coupling reactions.

Organic Synthesis Intermediate
This compound serves as a key intermediate in multi-step organic syntheses. The presence of the boronic acid moiety facilitates Suzuki-Miyaura cross-coupling reactions, enabling the formation of new carbon-carbon bonds.
Pharmaceutical Research
It is employed in the synthesis of novel drug candidates and complex pharmaceutical intermediates. Its specific functional groups allow for precise molecular modifications in drug discovery programmes.
Material Science
The compound can be used in the development of functional materials and organic electronics, where tailored molecular structures are required.
| Molecular weight | 197.96 |
|---|---|
| Empirical formula | C8H8BFO4 |
| Assay | ≥95% |
| Storage temperature | 2-8°C |
| Melting point | 144-148 °C |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- 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 |
| Safety statements (S) | 26 |
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-3-formyl-2-methoxyphenylboronic acid used for?
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5-Fluoro-3-formyl-2-methoxyphenylboronic acid is primarily used as a versatile building block in organic synthesis, particularly for the development of pharmaceutical intermediates and novel organic molecules through reactions such as Suzuki-Miyaura cross-coupling.
What is the CAS number and chemical formula for this product?
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The CAS number is 1072951-73-5, and the chemical formula is C8H8BFO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of ≥95%. This is a research or technical grade chemical and is not represented as USP, BP, EP, or any other pharmacopoeia standard.
How should 5-Fluoro-3-formyl-2-methoxyphenylboronic acid be handled and stored?
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This compound is classified as an irritant (H319). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask (N95 type). Store in a cool place, ideally at 2-8°C, to maintain stability. Refer to the Safety Data Sheet for full details.
Does Tech Serve Solutions export this chemical?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a sample or quote for this chemical?
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Please contact our sales team directly via phone or email to request a sample or a formal quotation for 5-Fluoro-3-formyl-2-methoxyphenylboronic acid.
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