Description

4-(4-Pyridinyl)Phenylboronic Acid Pinacol Ester is a high-purity, protected boronic acid derivative essential for modern 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 researchers and process chemists in the pharmaceutical, agrochemical, and materials science industries for the development of active ingredients and advanced functional materials.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key reagent for forming carbon-carbon bonds between aryl/heteroaryl halides and this boronic ester, crucial for synthesizing biaryl structures.
• Pharmaceutical Intermediate: Used in the research and development of active pharmaceutical ingredients (APIs), particularly those containing bipyridyl or related heterocyclic motifs.
• Agrochemical Synthesis: Employed in creating novel herbicides, fungicides, and insecticides that require specific aryl-pyridyl scaffolds.
• Materials Science & OLED Development: Acts as a precursor for organic light-emitting diode (OLED) materials and other electronic chemicals where conjugated systems are needed.
• Ligand Synthesis for Catalysis: Useful for preparing nitrogen-containing ligands used in homogeneous catalysis.
• Chemical Biology & Probe Development: Serves as a versatile handle for bioconjugation and the synthesis of molecular probes.

Basic Information

Product Name	4-(4-Pyridinyl)Phenylboronic Acid Pinacol Ester
CAS No.	1009033-87-7
Molecular Formula	C17H20BNO2
Molecular Weight	281.16 g/mol
Synonyms	4-(4-Pyridyl)phenylboronic acid pinacol ester; 4-Pyridin-4-ylbenzeneboronic acid pinacol ester; [4-(4-Pyridinyl)phenyl]boronic acid pinacol ester; 2-[4-(Pyridin-4-yl)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 4-(4-Pyridyl)benzeneboronic acid pinacol ester; 4-(Pyridin-4-yl)phenylboronic Acid Pinacol Ester; 4-(4-Pyridinyl)benzeneboronic acid pinacol ester
EINECS	Contact for details

Quality Control

Our 4-(4-Pyridinyl)Phenylboronic Acid Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for every shipment to support your quality assurance and regulatory 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); keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation and maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0% (Area %)
Water Content (KF)	≤0.5%

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