3-Bromo-2-ethoxy-5-methylphenylboronic acid
3-Bromo-2-ethoxy-5-methylphenylboronic acid (CAS: 870718-00-6) is an organoboron compound with the molecular formula BrC6H2(OC2H5)(CH3)B(OH)2 and a molecular weight of 258.90 g/mol. This trisubstituted aryl boronic acid serves as a valuable building block in organic synthesis, particularly in cross-coupling reactions. Its unique substitution pattern makes it a useful intermediate for creating complex molecular architectures in pharmaceutical and materials science research.
Suzuki-Miyaura Coupling Reagent
Utilised as a key coupling partner in the Suzuki-Miyaura reaction, enabling the formation of carbon-carbon bonds. This facilitates the synthesis of biaryl compounds and other complex organic structures.
Pharmaceutical Intermediate
Serves as a precursor in the synthesis of active pharmaceutical ingredients (APIs). Its structure can be incorporated into drug candidates for various therapeutic areas.
Materials Science
Employed in the development of novel organic materials, such as those used in organic electronics or advanced polymers. The specific aryl substitution allows for tailored material properties.
Organic Synthesis Building Block
A versatile reagent for constructing complex organic molecules. Its functional groups (boronic acid, bromo, ethoxy, methyl) offer multiple points for chemical modification.
| Molecular weight | 258.90 |
|---|---|
| Linear formula | BrC6H2(OC2H5)(CH3)B(OH)2 |
| Melting point | 98-102 °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
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| 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 3-Bromo-2-ethoxy-5-methylphenylboronic acid used for?
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3-Bromo-2-ethoxy-5-methylphenylboronic acid is primarily used as a building block in organic synthesis, especially in cross-coupling reactions like the Suzuki-Miyaura coupling, and as an intermediate in the development of pharmaceuticals and advanced materials.
What are the CAS number and formula for this compound?
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The CAS number for 3-Bromo-2-ethoxy-5-methylphenylboronic acid is 870718-00-6, and its linear chemical formula is BrC6H2(OC2H5)(CH3)B(OH)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromo-2-ethoxy-5-methylphenylboronic acid in research or technical grades. We do not represent this product as USP, BP, or EP grade.
How should 3-Bromo-2-ethoxy-5-methylphenylboronic acid be handled?
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This compound is a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, avoiding breathing dust and ensure good ventilation. In case of contact with eyes, rinse cautiously with water for several minutes (P305 + P351 + P338).
Is this chemical suitable for export or international shipping?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and laboratory reagents, including 3-Bromo-2-ethoxy-5-methylphenylboronic acid.
How can I request a sample or quote for 3-Bromo-2-ethoxy-5-methylphenylboronic acid?
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To request a sample or a quote, please contact our sales team directly through the website or by telephone, providing the product name and CAS number.
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