Description

Methanone, Bis(9,9'-Spirobi[9H-Fluoren]-2-Yl)- is a high-performance organic compound belonging to the spirobifluorenyl ketone class, valued for its unique rigid, three-dimensional molecular architecture and excellent optoelectronic properties. This compound is critical for advanced material science, where its specific structural configuration imparts superior thermal stability and charge-transport characteristics. It is primarily sought by researchers and manufacturers in the organic electronics, photovoltaics, and specialty chemical synthesis sectors for developing next-generation devices.

Application

• Organic Light-Emitting Diode (OLED) Materials: Serves as a key building block or host material in the emissive or electron-transport layers due to its high triplet energy and good film-forming properties.
• Organic Photovoltaic (OPV) Cells: Used as an electron acceptor or as a component in the active layer to enhance light absorption and charge separation efficiency.
• Advanced Material Synthesis: Acts as a versatile precursor or core structure for synthesizing complex, high-value organic semiconductors and ligands.
• Research & Development: Employed in academic and industrial R&D for exploring new photophysical phenomena and developing novel optoelectronic devices.
• Charge Transport Materials: Utilized in the fabrication of organic field-effect transistors (OFETs) and other electronic components requiring high hole or electron mobility.

Basic Information

Product Name	Methanone, Bis(9,9'-Spirobi[9H-Fluoren]-2-Yl)-
CAS No.	782504-07-8
Molecular Formula	C49H28O
Molecular Weight	656.75 g/mol
Synonyms	Bis(9,9'-spirobi[9H-fluoren]-2-yl)methanone; 2,2'-Spirobi[9H-fluorene]-7,7'-diyldimethanone; Spirobifluorenyl Ketone; SBF Ketone; 2,2'-Diketospirobifluorene; Di(spirobifluorenyl)ketone; 9,9'-Spirobi[9H-fluorene]-2,2'-diyldimethanone
EINECS	Contact for details

Quality Control

Our Methanone, Bis(9,9'-Spirobi[9H-Fluoren]-2-Yl)- is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity, essential for sensitive optoelectronic applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and R&D documentation.

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). The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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