Description

4-(Phenylcarbonyl)Phenylboronic Acid, Pinacol Ester is a high-purity, protected boronic acid derivative, a crucial intermediate in modern synthetic chemistry. Its value lies in the stability provided by the pinacol ester group, which protects the reactive boronic acid functionality during complex multi-step syntheses. This compound is essential for researchers and manufacturers in the pharmaceutical and advanced materials sectors, particularly for Suzuki-Miyaura cross-coupling reactions to create complex biaryl structures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates via palladium-catalyzed cross-coupling.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides requiring specific biaryl motifs.
• Material Science & OLED Development: Serves as a precursor for creating organic electronic materials, including ligands for metal-organic frameworks (MOFs) and emissive layers in OLEDs.
• Ligand & Catalyst Preparation: Employed in the synthesis of sophisticated ligands for asymmetric catalysis and other organometallic complexes.
• Chemical Research & Development: A versatile reagent in academic and industrial R&D labs for constructing complex molecular architectures.
• Polymer Chemistry: Can be utilized as a monomer or functionalization agent in the synthesis of specialty polymers with tailored properties.

Basic Information

Product Name	4-(Phenylcarbonyl)Phenylboronic Acid, Pinacol Ester
CAS No.	269410-03-9
Molecular Formula	C19H21BO3
Molecular Weight	308.18 g/mol
Synonyms	4-Benzoylphenylboronic Acid Pinacol Ester; [4-(Benzoyl)phenyl]boronic Acid Pinacol Ester; 4-(Benzoyl)benzeneboronic Acid Pinacol Ester; 4-Benzoylbenzeneboronic Acid Pinacol Ester; (4-Benzoylphenyl)boronic Acid Pinacol Ester; Pinacol [4-(Benzoyl)phenyl]boronate; 4-(Benzoyl)phenylboronic Acid, Cyclic Ester with Pinacol; 4-Benzoylphenyl-Bpin
EINECS	Contact for details

Quality Control

Our 4-(Phenylcarbonyl)Phenylboronic Acid, Pinacol Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC, to ensure high chemical purity and identity. Certificates of Analysis (COA) detailing all specifications are provided to guarantee batch-to-batch consistency and traceability for your R&D and production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). The compound is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain optimal stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.