3-Bromo-5-isopropoxyphenylboronic acid
3-Bromo-5-isopropoxyphenylboronic acid (CAS: 871125-81-4) is an organoboron compound with the molecular formula C9H12BBrO3 and a molecular weight of 258.90 g/mol. This disubstituted aryl boronic acid is a valuable building block in organic synthesis. It is primarily employed in the construction of complex organic molecules through cross-coupling reactions, serving as a key intermediate in the development of pharmaceuticals and advanced materials.

Suzuki-Miyaura Cross-Coupling Reactions
3-Bromo-5-isopropoxyphenylboronic acid is an effective coupling partner in Suzuki-Miyaura reactions, enabling the formation of carbon-carbon bonds. This application is fundamental in the synthesis of biaryl compounds crucial for medicinal chemistry.
Pharmaceutical Intermediate
The compound serves as a versatile intermediate in the synthesis of active pharmaceutical ingredients (APIs). Its unique structure allows for the introduction of specific pharmacophores into drug candidates.
Materials Science Research
It can be utilised in the development of novel organic materials, such as those used in organic light-emitting diodes (OLEDs) or other electronic applications, by facilitating the construction of conjugated systems.
Organic Synthesis Building Block
As a functionalised aryl boronic acid, it offers a reactive handle for various synthetic transformations, contributing to the efficient assembly of complex molecular architectures in research and development.
| Molecular weight | 258.90 |
|---|---|
| Empirical formula | C9H12BBrO3 |
| Melting point | 140-145 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| 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 3-Bromo-5-isopropoxyphenylboronic acid used for?
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3-Bromo-5-isopropoxyphenylboronic acid is primarily used as a building block in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions. It serves as an intermediate in the development of pharmaceuticals and advanced materials.
What is the CAS number and formula for 3-Bromo-5-isopropoxyphenylboronic acid?
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The CAS number for 3-Bromo-5-isopropoxyphenylboronic acid is 871125-81-4. Its empirical formula is C9H12BBrO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromo-5-isopropoxyphenylboronic acid in research grades. The specific assay and purity are detailed on the product's Certificate of Analysis. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling recommendations for this chemical?
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When handling 3-Bromo-5-isopropoxyphenylboronic acid, it is essential to wear appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if respiratory protection is necessary. Refer to the Safety Data Sheet (SDS) for comprehensive handling and hazard information.
Is 3-Bromo-5-isopropoxyphenylboronic acid a controlled substance?
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The provided data does not indicate that 3-Bromo-5-isopropoxyphenylboronic acid is a controlled substance.
How is 3-Bromo-5-isopropoxyphenylboronic acid packed and shipped?
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Tech Serve Solutions carefully packs and prepares 3-Bromo-5-isopropoxyphenylboronic acid for global export, adhering to all relevant shipping regulations to ensure safe and secure delivery.
How can I request a quote or sample?
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To request a quote or sample of 3-Bromo-5-isopropoxyphenylboronic acid, please contact the Tech Serve Solutions sales team via our website or listed contact details.
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