4-Butoxy-2-methylphenylboronic acid
4-Butoxy-2-methylphenylboronic acid (CAS 845551-43-1) is an organoboron compound with the molecular formula C11H17BO3 and a molecular weight of 208.06 g/mol. This disubstituted aryl boronic acid serves as a valuable building block in organic synthesis, particularly in cross-coupling reactions for the construction of complex molecules. It is essential for researchers and industrial chemists engaged in pharmaceutical research and materials science.

Organic Synthesis Intermediate
4-Butoxy-2-methylphenylboronic acid is widely employed as a key intermediate in the synthesis of novel organic compounds. Its structure facilitates its use in Suzuki-Miyaura coupling reactions and other palladium-catalyzed cross-couplings.
Pharmaceutical Research
This compound is utilised in the discovery and development of new pharmaceutical agents. Its aryl boronic acid moiety allows for the introduction of specific structural features into potential drug candidates.
Materials Science
It can be incorporated into the synthesis of advanced materials, including polymers and optoelectronic substances, where specific aromatic functionalities are required.
| Molecular weight | 208.06 |
|---|---|
| Empirical formula | C11H17BO3 |
| Melting point | 123-128 °C(lit.) |
| 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 4-Butoxy-2-methylphenylboronic acid primarily used for?
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This compound is primarily used as an intermediate in organic synthesis, particularly for cross-coupling reactions in pharmaceutical research and materials science.
What is the CAS number and molecular formula for 4-Butoxy-2-methylphenylboronic acid?
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The CAS number is 845551-43-1 and the molecular formula is C11H17BO3.
What grade and purity does Tech Serve Solutions supply for 4-Butoxy-2-methylphenylboronic acid?
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Tech Serve Solutions supplies this chemical for research and development purposes. The specific assay and purity are available upon request from our technical sales team. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeial standards.
What are the safety precautions for handling 4-Butoxy-2-methylphenylboronic acid?
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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. Please consult the Safety Data Sheet (SDS) for detailed hazard information.
How is 4-Butoxy-2-methylphenylboronic acid packed and shipped?
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Tech Serve Solutions packages and exports chemicals in compliance with all international shipping regulations. Packaging is designed to maintain product integrity during transit. Please contact us for specific export and shipping queries.
How can I request a quote or sample for 4-Butoxy-2-methylphenylboronic acid?
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To request a quote or sample, please visit our website or contact our sales department directly with your inquiry, including the product name and CAS number.
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