Description

1,3,2-Dioxaborolane, 2,2'-(2,2'-Dichloro[1,1'-Biphenyl]-3,3'-Diyl)Bis[4,4,5,5-Tetramethyl- is a high-purity, advanced organic boronic ester building block designed for sophisticated chemical synthesis. This compound is valued for its role as a key intermediate in cross-coupling reactions, enabling the precise construction of complex molecular architectures. It is primarily sought by researchers and process chemists in the pharmaceutical, agrochemical, and materials science industries for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: A critical precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing novel drug candidates, especially in oncology and CNS therapeutic areas.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, contributing to the creation of compounds with enhanced efficacy and environmental profiles.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a building block for electron-transport materials and host molecules in display and lighting technologies.
• Polymer & Material Science: Incorporated into the synthesis of specialty polymers, liquid crystals, and organic semiconductors for electronic applications.
• Chemical Research & Development: An essential reagent in academic and industrial R&D labs for methodology development and exploring new chemical spaces.
• Ligand & Catalyst Development: Utilized in the preparation of novel ligands and organometallic catalysts for asymmetric synthesis.

Basic Information

Product Name	1,3,2-Dioxaborolane, 2,2'-(2,2'-Dichloro[1,1'-Biphenyl]-3,3'-Diyl)Bis[4,4,5,5-Tetramethyl-
CAS No.	2248640-53-9
Molecular Formula	C28H38B2Cl2O4
Molecular Weight	539.13 g/mol
Synonyms	3,3'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-dichlorobiphenyl; 2,2'-Dichloro-3,3'-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,1'-biphenyl; 2,2'-Dichloro[1,1'-biphenyl]-3,3'-diylbis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane); Dichloro Biphenyl Bis(Pinacol Boronate); 3,3'-Diboronic Acid Biphenyl Pinacol Ester, Dichloro Derivative
EINECS	Contact for details

Quality Control

Our production of this advanced boronic ester adheres to strict quality management systems. Every batch undergoes comprehensive analytical characterization, including HPLC, NMR, and GC-MS, to ensure high chemical purity and structural integrity. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with customer specifications. We support development from milligram to kilogram scale with consistent quality and reliable supply.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The container should be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain stability. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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