Description

2,3',6',7-Tetrabromospiro[Fluorene-9,9'-Xanthene] is a high-purity, multi-brominated spirocyclic organic compound. This specialized chemical serves as a critical advanced intermediate or functional additive in high-performance material synthesis. It is primarily required by R&D and production teams in the advanced electronics, specialty polymer, and organic semiconductor sectors seeking to modify material properties such as flame retardancy or electronic characteristics.

Application

• Advanced Flame Retardant Synergist: Used as a high-efficiency brominated additive in engineering plastics, epoxy resins, and polycarbonates for electronics and automotive applications.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a key intermediate or dopant in the synthesis of host or transport materials for display and lighting technologies.
• Organic Photovoltaic (OPV) Research: Employed in the development of novel electron-accepting or charge-transporting materials for solar cell applications.
• Specialty Dye and Pigment Intermediate: Serves as a precursor for creating high-stability, brominated xanthene and fluorene-based colorants.
• Ligand and Catalyst Development: Utilized in organometallic chemistry and catalysis research due to its bulky, electron-rich spirocyclic structure.
• Pharmaceutical Research Intermediate: Potential building block for the synthesis of complex bioactive molecules in medicinal chemistry.

Basic Information

Product Name	2,3',6',7-Tetrabromospiro[Fluorene-9,9'-Xanthene]
CAS No.	2092900-01-9
Molecular Formula	C25H10Br4O
Molecular Weight	667.97 g/mol
Synonyms	Spiro[9H-fluorene-9,9'-[9H]xanthene], 2,3',6',7-tetrabromo-; 2,3',6',7-Tetrabromospirobifluorene-xanthene; TB-SFX; Tetrabromo Spirofluorene Xanthene; 2,3',6',7-Tetrabromo-9,9'-spirobi[9H-fluorene] xanthene derivative
EINECS	Contact for details

Quality Control

Our 2,3',6',7-Tetrabromospiro[Fluorene-9,9'-Xanthene] is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and elemental analysis. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are provided to ensure compliance with your research and production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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