Description

Benzyl 4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Benzoate CAS NO 934984-01-7 is a high-purity, synthetically valuable boronic ester derivative. This compound serves as a critical advanced pharmaceutical intermediate and cross-coupling reagent in modern organic synthesis. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and materials science sectors for the development of novel active compounds and functional polymers.

Application

• Suzuki-Miyaura Cross-Coupling Reactions: A key building block for constructing biaryl and heterobiaryl structures prevalent in drug discovery.
• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Synthesis: Serves as a precursor for novel herbicides, fungicides, and insecticides requiring specific aromatic frameworks.
• Materials Science & OLED Development: A monomer for creating conjugated polymers and organic electronic materials, including light-emitting diodes (OLEDs).
• Ligand and Catalyst Development: Employed in the preparation of novel boron-containing ligands for catalytic systems.
• Chemical Biology & Proteomics: Acts as a probe or linker in bioconjugation chemistry and activity-based protein profiling.

Basic Information

Product Name	Benzyl 4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Benzoate
CAS No.	934984-01-7
Molecular Formula	C20H23BO4
Molecular Weight	338.20 g/mol
Synonyms	4-(Benzyloxycarbonyl)phenylboronic acid pinacol ester; Benzyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate; 4-((Benzyloxy)carbonyl)phenylboronic acid pinacol ester; [4-(Benzyloxycarbonyl)phenyl]boronic acid pinacol ester; Benzoic acid, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, phenylmethyl ester; Benzyl p-(pinacolatoboron)benzoate; 934984-01-7
EINECS	Contact for details

Quality Control

Our Benzyl 4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Benzoate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and structural integrity. Certificates of Analysis (COA) with detailed specifications are provided for 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 a controlled room temperature (15-25°C). Due to its hygroscopic and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

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%
Residue on Ignition	≤0.1%
Heavy Metals	≤20 ppm

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