Description

4-Pinacol Ester-9,9-Diphenylfluorene is a high-purity, specialized organic intermediate featuring a unique sterically hindered fluorene core. This compound is valued for its role as a key building block in the synthesis of advanced materials, particularly for electronic and photonic applications. It is essential for R&D and production chemists in the pharmaceutical, OLED (Organic Light-Emitting Diode), and advanced polymer industries who require precise molecular architectures.

Application

• OLED Materials Synthesis: Serves as a crucial precursor for electron-transport materials (ETMs) and host materials in OLED displays and lighting.
• Pharmaceutical Intermediates: Used in the research and development of complex drug molecules, leveraging its rigid, conjugated structure.
• Advanced Polymer Chemistry: Acts as a monomer or cross-linking agent for creating high-performance, heat-resistant polymers with specific optical properties.
• Organic Semiconductor Research: A key component in the development of novel organic field-effect transistors (OFETs) and photovoltaic materials.
• Ligand and Catalyst Design: Utilized to construct sophisticated ligands for catalytic systems in asymmetric synthesis.
• Fluorescent Dye and Sensor Development: The fluorene derivative structure is ideal for creating new fluorescent probes and chemical sensors.

Basic Information

Product Name	4-Pinacol Ester-9,9-Diphenylfluorene
CAS No.	1259280-37-9
Molecular Formula	C33H30O2
Molecular Weight	458.59 g/mol
Synonyms	9,9-Diphenyl-9H-fluorene-4-pinacol ester; 4-(Pinacolato)-9,9-diphenylfluorene; 9,9-Diphenylfluoren-4-yl pinacol boronate; 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9-diphenylfluorene; 9,9-Diphenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)fluorene; 4-BPin-9,9-diphenylfluorene; 4-(9,9-Diphenylfluoren-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
EINECS	Contact for details

Quality Control

Our 4-Pinacol Ester-9,9-Diphenylfluorene is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for sensitive applications. Each lot is analyzed using advanced techniques like HPLC, NMR, and GC-MS to verify identity and purity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is light-sensitive and should be handled under an inert atmosphere when appropriate for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.1%
Solubility	Soluble in common organic solvents (THF, DCM)

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