3-Acetamidophenylboronic acid pinacol ester
3-Acetamidophenylboronic acid pinacol ester (CAS: 480424-93-9, C14H20BNO3) is a versatile aryl boronate ester. With a molecular weight of 261.12 g/mol, it serves as a valuable building block in organic synthesis. Its primary applications lie in cross-coupling reactions and the construction of complex organic molecules, particularly in the fields of medicinal chemistry and materials science. This compound is offered at a high purity level for research and development purposes.
- IUPAC
- 3′-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)acetanilide

Suzuki-Miyaura Cross-Coupling Reactions
This boronate ester is a key reagent in Suzuki-Miyaura cross-coupling reactions, enabling the formation of carbon-carbon bonds. It is widely used for introducing the 3-acetamidophenyl moiety into various organic scaffolds, facilitating the synthesis of diverse chemical structures.
Medicinal Chemistry Building Block
The compound serves as a crucial intermediate in the synthesis of potential pharmaceutical agents. Its structure allows for further functionalisation, making it useful in drug discovery programmes aiming to develop novel therapeutics.
Organic Synthesis
As an organometallic reagent, 3-Acetamidophenylboronic acid pinacol ester is employed in various synthetic transformations. It facilitates the construction of complex organic molecules, finding utility in academic research and industrial chemical synthesis.
| Molecular weight | 261.12 |
|---|---|
| Empirical formula | C14H20BNO3 |
| Assay | 97% |
| Melting point | 185-190 °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 |
|---|---|
| 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 3-Acetamidophenylboronic acid pinacol ester used for?
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3-Acetamidophenylboronic acid pinacol ester is primarily used as a building block in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions, and as an intermediate in medicinal chemistry for the development of potential pharmaceuticals.
What is the CAS number and chemical formula for this compound?
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The CAS number is 480424-93-9, and the chemical formula is C14H20BNO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Acetamidophenylboronic acid pinacol ester at an assay of 97%. This product is intended for research and chemical synthesis; TSS does not represent it as USP, BP, EP, or other pharmacopoeial grades.
What are the safety precautions when handling this chemical?
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This compound is a Warning (GHS07) and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Always use appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust. In case of eye contact, rinse cautiously with water for several minutes (P305 + P351 + P338).
How is this chemical typically packed and shipped?
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Tech Serve Solutions packs and exports chemicals in compliance with international shipping regulations. Packaging is designed to maintain product integrity and safety during transit. Specific packaging details can be provided upon request.
How can I request a sample or a quote for 3-Acetamidophenylboronic acid pinacol ester?
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To request a sample or a quotation, please contact our sales team through the website or via email, providing your details and the specific product information, including the CAS number 480424-93-9.
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