Description

2-(9,9''-Spirobifluoren-2-Yl)-9,9''-Spirobifluorene is a high-purity, advanced organic semiconductor material belonging to the spirobifluorene class. This compound matters for its exceptional thermal stability, high photoluminescence quantum yield, and excellent charge-transport properties, making it a critical building block for high-performance optoelectronic devices. It is primarily needed by manufacturers and R&D teams in the organic light-emitting diode (OLED), organic photovoltaic (OPV), and organic field-effect transistor (OFET) industries seeking to develop next-generation displays and energy solutions.

Application

• OLED Emitter and Host Material: Used as a core component in the emissive or host layer of organic light-emitting diodes for displays and lighting due to its efficient blue light emission and stability.
• Organic Photovoltaic (OPV) Devices: Serves as an electron donor or acceptor material in the active layer of solar cells to enhance light absorption and charge separation efficiency.
• Organic Field-Effect Transistors (OFETs): Employed as a semiconducting layer to improve charge carrier mobility and device performance in electronic circuits.
• Chemical Intermediate for Advanced Materials: Acts as a key precursor or building block for synthesizing more complex organic semiconductors and hole/electron transport materials.
• Research & Development: Essential for academic and industrial R&D focused on novel organic electronic materials, device architecture, and performance optimization.
• Laser Dyes and Sensors: Potential applications in the development of tunable laser dyes and chemical sensors due to its photophysical properties.

Basic Information

Product Name	2-(9,9''-Spirobifluoren-2-Yl)-9,9''-Spirobifluorene
CAS No.	664345-18-0
Molecular Formula	C41H24
Molecular Weight	516.63 g/mol
Synonyms	2,2'-Spirobi[9,9'-spirobi[9H-fluorene]]; 2-(9,9'-Spirobifluoren-2-yl)-9,9'-spirobifluorene; 2-(Spirobifluoren-2-yl)-9,9'-spirobifluorene; Spirobifluorene Dimer; SBF Dimer; 2,2'-Bis(9,9'-spirobifluorenyl); OLED Intermediate 664345-18-0; CAS 664345-18-0
EINECS	Contact for details

Quality Control

Our 2-(9,9''-Spirobifluoren-2-Yl)-9,9''-Spirobifluorene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity for demanding electronic applications. We employ advanced analytical techniques including HPLC, GC-MS, and NMR for rigorous identity confirmation and impurity profiling. Certificates of Analysis (COA) detailing purity, related substances, and physical properties are provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a dry environment, preferably under an inert atmosphere such as argon or nitrogen for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 99.0% (Area %)
Related Substances (HPLC)	Total impurities ≤ 1.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.