Description

4-Aminophenylboronic Acid Pinacol Ester is a protected boronic acid derivative, a crucial building block in modern synthetic chemistry. Its value lies in the stability provided by the pinacol group, which protects the reactive boronic acid moiety during synthesis, making it an essential intermediate for Suzuki-Miyaura cross-coupling reactions. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science industries for constructing complex biaryl and heterobiaryl structures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) via palladium-catalyzed cross-coupling reactions.
• Agrochemical Synthesis: Used in creating novel herbicides, fungicides, and insecticides that require specific biaryl frameworks.
• Material Science Research: Serves as a monomer or building block for developing advanced organic electronic materials, such as OLEDs and organic semiconductors.
• Ligand and Catalyst Development: Employed in the preparation of novel bidentate ligands and organometallic catalysts.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological processes.
• Polymer Chemistry: Acts as a functional monomer for introducing aromatic amine and boronate ester functionalities into polymers.

Basic Information

Product Name	4-Aminophenylboronic Acid Pinacol Ester
CAS No.	214360-73-3
Molecular Formula	C12H18BNO2
Molecular Weight	219.09 g/mol
Synonyms	4-Aminophenylboronic Acid Pinacol Ester; 4-Aminobenzeneboronic Acid Pinacol Ester; (4-Aminophenyl)boronic Acid Pinacol Ester; 1-Amino-4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzene; 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)aniline; 4-AminophenylBPin; 4-NH2-Ph-BPin; p-Aminophenylboronic Acid Pinacol Ester
EINECS	Contact for details

Quality Control

Our 4-Aminophenylboronic Acid Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high chemical purity and identity. Certificates of Analysis (COA) with detailed specifications are provided for every shipment, ensuring traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container should be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants or an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 20 ppm

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