Description

Spiro[Fluorene-9,9'-Xanthene] is a high-purity, polycyclic aromatic organic compound with a unique three-dimensional spiro-conjugated structure. This compound is valued for its excellent thermal stability, high fluorescence quantum yield, and electron-transport properties, making it a critical advanced material for high-tech applications. It is primarily sought by manufacturers and R&D teams in the organic electronics, photonics, and specialty chemical synthesis sectors.

Application

• Organic Light-Emitting Diodes (OLEDs): A key building block for host, hole-transport, or emitting materials in display and lighting technologies.
• Organic Photovoltaics (OPVs/Solar Cells): Used as an electron-transport material or as a component in active layers to enhance device efficiency.
• Fluorescent Sensors and Probes: Serves as a core fluorophore in the development of chemical and biological sensors due to its stable photoluminescence.
• Advanced Material Research: A versatile intermediate for synthesizing novel spiro-conjugated polymers and small molecules for electronic applications.
• Laser Dyes and Non-linear Optical Materials: Utilized in the fabrication of materials for photonic devices and laser systems.

Basic Information

Product Name	Spiro[Fluorene-9,9'-Xanthene]
CAS No.	159-62-6
Molecular Formula	C25H16O
Molecular Weight	332.40 g/mol
Synonyms	9,9'-Spirobifluorene-10,10'(9H)-dione; 9H,9'H-Spiro[fluorene-9,9'-xanthene]; 10-Oxa-9,9'-spirobi[9H-fluorene]; SFX; Spiro(fluorene-9,9'-xanthene); 9,9'-Spirobi[9H-fluorene]-10,10'-dione
EINECS	205-864-1

Quality Control

Our Spiro[Fluorene-9,9'-Xanthene] is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency suitable for sensitive electronic applications. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

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). Keep away from incompatible materials. The product is light-sensitive and should be handled under appropriate conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	245 - 250 °C
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.