Description

4-(tert-Butoxycarbonyl)Phenylboronic Acid is a high-purity, synthetically valuable organoboron compound. This chemical serves as a critical building block in modern organic synthesis, particularly in cross-coupling reactions to construct complex molecular architectures. It is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-quality intermediates for drug discovery and development.

Application

• Pharmaceutical Intermediate: A key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing biaryl compounds found in active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides through boronic acid-mediated coupling chemistry.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands and organometallic catalysts for asymmetric synthesis.
• Material Science Research: Acts as a monomer or functionalization agent in the synthesis of organic electronic materials, such as polymers for OLEDs.
• Chemical Biology & Proteomics: Utilized as a handle for bioconjugation and the development of chemical probes and inhibitors.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs for the production of bespoke compounds and complex targets at various scales.

Basic Information

Product Name	4-(tert-Butoxycarbonyl)Phenylboronic Acid
CAS No.	850568-54-6
Molecular Formula	C11H15BO4
Molecular Weight	222.05 g/mol
Synonyms	B-[4-[(1,1-Dimethylethoxy)carbonyl]phenyl]boronic Acid; 4-(Boc)Phenylboronic Acid; (4-(tert-Butoxycarbonyl)phenyl)boronic Acid; 4-Carboxytert-butylphenylboronic Acid; 4-Boc-Phenylboronic Acid; 4-(tert-Butyloxycarbonyl)benzeneboronic Acid; p-(tert-Butoxycarbonyl)phenylboronic Acid; 850568-54-6
EINECS	Contact for details

Quality Control

Our 4-(tert-Butoxycarbonyl)Phenylboronic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality commitment supports applications requiring GMP-grade intermediates and research-scale reagents.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥97.0%
Water Content (KF)	≤1.0%
Heavy Metals	≤20 ppm
Residue on Ignition	≤0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.