Description

(Dimethylphenylsilyl)Boronic Acid Pinacol Ester is a high-value organosilicon boronic ester building block used in advanced organic synthesis. This compound matters for its role in facilitating key cross-coupling reactions, enabling the precise construction of complex molecular architectures. It is primarily needed by researchers and process chemists in the pharmaceutical, agrochemical, and materials science industries for developing new active ingredients and functional materials.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key reagent for forming carbon-carbon bonds, particularly in the synthesis of biaryl compounds and complex organic molecules.
• Pharmaceutical Intermediate Synthesis: Used in the research and development of novel drug candidates, especially those requiring silicon-containing pharmacophores.
• Agrochemical Research: Employed in creating new active ingredients for crop protection products with enhanced properties.
• Materials Science & OLED Development: Serves as a precursor for synthesizing organic semiconductors, liquid crystals, and other advanced functional materials.
• Chemical Biology & Probe Development: Utilized in the synthesis of molecular probes and tools for studying biological systems.
• Polymer Modification: Can be used to introduce silyl and boronate functional groups into polymer backbones for specialty polymers.

Basic Information

Product Name	(Dimethylphenylsilyl)Boronic Acid Pinacol Ester
CAS No.	185990-03-8
Molecular Formula	C20H27BO2Si
Molecular Weight	338.33 g/mol
Synonyms	Dimethyl(phenyl)silylboronic Acid Pinacol Ester; (Dimethylphenylsilyl)boronic Acid Pinacol Ester; (Phenyldimethylsilyl)boronic Acid Pinacol Ester; 2-[Dimethyl(phenyl)silyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; B-[Dimethyl(phenyl)silyl]boronic Acid Pinacol Ester; (Dimethylphenylsilyl)Pinacol Boronate; (Dimethyl(phenyl)silyl)BPin
EINECS	Contact for details

Quality Control

Our (Dimethylphenylsilyl)Boronic Acid Pinacol Ester is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. Each lot is characterized by modern analytical techniques including NMR, HPLC, and GC to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications 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 room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) when possible to maintain stability and prevent decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (NMR)	Conforms to structure
Purity (HPLC/GC)	≥95% (Typical 97-99%)
Water Content (KF)	≤0.5%

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