Description

4-Cyano-3,5-Difluorobenzeneboronic Acid Pinacol Ester, 96% is a high-purity, multifunctional boronic ester derivative designed for advanced synthetic chemistry. This compound serves as a critical building block in cross-coupling reactions, enabling the efficient construction of complex molecular architectures. It is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing biaryl compounds with potential biological activity.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides that incorporate difluorinated and cyano-substituted aromatic systems.
• Materials Science: Serves as a monomer or functionalization agent in the synthesis of organic electronic materials, such as OLEDs and semiconductors.
• Chemical Biology: Employed in the synthesis of probes and ligands for studying biological targets and pathways.
• Process Chemistry: Valued for its stability relative to the corresponding boronic acid, facilitating handling and storage in large-scale manufacturing processes.
• Academic Research: A versatile reagent for methodological development in organometallic and synthetic organic chemistry laboratories.

Basic Information

Item	Details
Product Name	4-Cyano-3,5-Difluorobenzeneboronic Acid Pinacol Ester, 96%
CAS No.	1003298-73-4
Molecular Formula	C13H14BF2NO2
Molecular Weight	265.07 g/mol
Synonyms	2-(4-Cyano-3,5-difluorophenyl)-5,5-dimethyl-1,3,2-dioxaborinane; 4-Cyano-3,5-difluorophenylboronic acid pinacol ester; (4-Cyano-3,5-difluorophenyl)boronic acid pinacol ester; 3,5-Difluoro-4-cyanophenylboronic acid pinacol ester; Pinacol (4-cyano-3,5-difluorophenyl)boronate; 1003298-73-4; 4-CN-3,5-F2-PhBpin
EINECS	Contact for details

Quality Control

Our 4-Cyano-3,5-Difluorobenzeneboronic Acid Pinacol Ester, 96% is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, NMR, and GC-MS to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with every shipment to support your quality assurance and regulatory documentation needs.

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). This product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) when possible to prevent hydrolysis and maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 96.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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