Description

4-Aminophenylboronic Acid Hydrate is a bifunctional organic compound combining a reactive boronic acid group with a primary aromatic amine, making it a versatile building block in synthetic chemistry. This compound is particularly valued for its role in Suzuki-Miyaura cross-coupling reactions and as a precursor for functional materials. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors developing advanced intermediates, sensors, and polymers.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), especially in creating biaryl structures via cross-coupling.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Material Science: Serves as a monomer or cross-linking agent in the production of advanced polymers, resins, and covalent organic frameworks (COFs).
• Sensor Development: Utilized in the fabrication of chemical and biological sensors due to the boronic acid group's affinity for diols and sugars.
• Ligand for Catalysis: Can be employed to create specialized ligands for transition metal catalysts.
• Bioconjugation: Acts as a handle for labeling and modifying biomolecules in diagnostic and research applications.

Basic Information

Product Name	4-Aminophenylboronic Acid Hydrate
CAS No.	960355-27-5
Molecular Formula	C6H8BNO2 · xH2O
Molecular Weight	136.95 (Anhydrous basis)
Synonyms	(4-Aminophenyl)boronic Acid Hydrate; 4-Aminobenzeneboronic Acid Hydrate; p-Aminophenylboronic Acid Hydrate; B-(4-Aminophenyl)boronic Acid Hydrate; 4-ABPA Hydrate; 4-APBA Hydrate; 4-Carbamoylphenylboronic Acid (related); 4-Boronoaniline Hydrate
EINECS	Contact for details

Quality Control

Our 4-Aminophenylboronic Acid Hydrate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets high-purity standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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 to exclude moisture. For long-term storage, consider using a desiccant.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 3.0%
Heavy Metals	≤ 20 ppm

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