Description

2,3-Difluoro-4'-Pentylbiphenyl-4-Boronic Acid is a high-purity, advanced organic boronic acid derivative, serving as a critical building block in modern synthetic chemistry. Its value lies in its role as a key coupling partner in Suzuki-Miyaura cross-coupling reactions, enabling the efficient synthesis of complex, fluorinated biphenyl structures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, particularly for developing active ingredients and liquid crystal components. The CAS number for this compound is provided separately in the table below.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, especially those requiring fluorinated biphenyl scaffolds for enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Used in creating advanced active ingredients for crop protection products, where the fluorinated structure can improve pesticidal activity and environmental profile.
• Liquid Crystal Materials (LCs): Serves as a key building block for fluorinated biphenyl-based liquid crystals, which are vital components in display technologies like LCDs.
• Organic Light-Emitting Diodes (OLEDs): Employed in the research and development of electron-transport or emissive layer materials for next-generation display and lighting applications.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers with tailored electronic or optical properties.
• Chemical Research & Development: A versatile reagent in academic and industrial R&D labs for constructing complex organic molecules via palladium-catalyzed cross-coupling reactions.
• Material Science: Used in the development of organic semiconductors and other advanced functional materials.

Basic Information

Item	Detail
Product Name	2,3-Difluoro-4'-Pentylbiphenyl-4-Boronic Acid
CAS No.	121219-18-9
Molecular Formula	C₁₇H₁₉BF₂O₂
Molecular Weight	304.14 g/mol
Synonyms	4-(2,3-Difluorophenyl)-4'-pentylbiphenyl-4-boronic acid; [1,1'-Biphenyl]-4-boronic acid, 2,3-difluoro-4'-pentyl-; 2,3-Difluoro-4'-pentyl-[1,1'-biphenyl]-4-boronic acid; 4'-Pentyl-2,3-difluorobiphenyl-4-boronic acid; 2,3-DFPBBA (abbreviation); 4-(2,3-Difluorophenyl)-4'-n-pentylbiphenyl-4-ylboronic acid
EINECS	Contact for details

Quality Control

Our 2,3-Difluoro-4'-Pentylbiphenyl-4-Boronic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for sensitive cross-coupling reactions. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your R&D and production needs.

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 light-sensitive (store away from light). For long-term storage, consider storing under an inert atmosphere to maintain optimal purity and reactivity.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0% (Standard Grade)
Assay	≥95.0%
Water Content (KF)	≤0.5%

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