Description

Dimethyl 5'-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)-[1,1':3',1''-Terphenyl]-4,4''-Dicarboxylate is a high-purity, advanced organic intermediate featuring a pinacol boronate ester functional group integrated into a rigid terphenyl core. This compound matters as a critical building block in modern synthetic chemistry, enabling precise cross-coupling reactions essential for constructing complex molecular architectures. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for creating novel active ingredients and functional organic materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing novel drug candidates, including kinase inhibitors and other small molecule therapeutics.
• Agrochemical Synthesis: Used in the research and development of advanced crop protection agents, leveraging the boronate ester for constructing complex heterocyclic systems.
• Organic Electronic Materials: Acts as a monomer or building block for creating conjugated polymers and small molecules used in OLEDs, OFETs, and perovskite solar cells due to its extended terphenyl structure.
• Ligand and Catalyst Development: Employed in the synthesis of sophisticated organic ligands and metal-organic frameworks (MOFs) where precise spatial control is required.
• Chemical Research & Development: A versatile tool in academic and industrial labs for methodology development and exploring new chemical spaces in medicinal and materials chemistry.

Basic Information

Product Name	Dimethyl 5'-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)-[1,1':3',1''-Terphenyl]-4,4''-Dicarboxylate
CAS No.	1331745-91-5
Molecular Formula	C31H33BO6
Molecular Weight	512.40 g/mol
Synonyms	Dimethyl 5'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylate; [1,1':3',1''-Terphenyl]-4,4''-dicarboxylic acid, 5'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, dimethyl ester; 5'-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid dimethyl ester; Terphenyl boronic acid pinacol ester derivative; Borylated terphenyl diester
EINECS	Contact for details

Quality Control

Our Dimethyl 5'-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)-[1,1':3',1''-Terphenyl]-4,4''-Dicarboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR (1H, 13C, 11B), and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request, supporting compliance with research and development standards.

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 compound is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere (argon or nitrogen) for long-term storage to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	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.