Description

4,4,5,5-Tetramethyl-2-(4-(Oxetan-3-Yl)Phenyl)-1,3,2-Dioxaborolane is a high-value organoboron building block essential for modern synthetic chemistry. This compound matters as a key intermediate in Suzuki-Miyaura cross-coupling reactions, enabling the efficient construction of complex biaryl structures. Pharmaceutical, agrochemical, and advanced materials researchers need it for developing new active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those containing the oxetane moiety for improved metabolic stability and solubility.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides requiring specific aryl-aryl linkages.
• Material Science: Serves as a building block for creating organic electronic materials, such as those used in OLEDs and organic photovoltaics.
• Ligand and Catalyst Development: Employed in the preparation of sophisticated ligands and organometallic catalysts for asymmetric synthesis.
• Chemical Biology Probes: Utilized in the synthesis of molecular probes and tags for studying biological processes.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers with tailored properties.

Basic Information

Product Name	4,4,5,5-Tetramethyl-2-(4-(Oxetan-3-Yl)Phenyl)-1,3,2-Dioxaborolane
CAS No.	1402565-88-1
Molecular Formula	C15H21BO3
Molecular Weight	260.14 g/mol
Synonyms	2-(4-(Oxetan-3-yl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyloxetane; 3-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]oxetane; 4-(Oxetan-3-yl)phenylboronic acid pinacol ester; Pinacol [4-(Oxetan-3-yl)phenyl]boronate; (4-(Oxetan-3-yl)phenyl)boronic acid pinacol ester; B-[4-(3-Oxetanyl)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
EINECS	Contact for details

Quality Control

Our 4,4,5,5-Tetramethyl-2-(4-(Oxetan-3-Yl)Phenyl)-1,3,2-Dioxaborolane is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing all specifications are available upon request.

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). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere such as nitrogen or argon to maintain optimal stability.

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.