Description

9,9'-Spirobi[9H-Xanthene], 2-Bromo- is a specialized brominated derivative of the spirobi[xanthene] scaffold, a compound class valued for its unique structural and electronic properties. This high-purity intermediate is critical for advanced materials science and pharmaceutical research, enabling precise molecular engineering. It is primarily sought by R&D chemists and process development scientists in the fields of organic electronics, photochromic materials, and as a key building block for complex ligand synthesis.

Application

• Organic Light-Emitting Diodes (OLEDs): Serves as a core building block for electron-transport materials or host materials in emissive layers.
• Photochromic and Electrochromic Materials: Used in the synthesis of smart materials for lenses, displays, and sensors due to the spiroxanthene structure's responsiveness.
• Pharmaceutical Intermediates: Acts as a sophisticated synthon in the development of novel active pharmaceutical ingredients (APIs), particularly where a rigid, brominated aromatic system is required.
• Coordination Chemistry & Ligand Design: The bromo substituent provides a handle for further functionalization via cross-coupling reactions to create complex chelating ligands for catalysis.
• Dye and Pigment Chemistry: Utilized in the development of high-performance, color-fast dyes and fluorescent markers.
• Academic and Industrial Research: A valuable tool for studying structure-property relationships in polycyclic aromatic systems.

Basic Information

Product Name	9,9'-Spirobi[9H-Xanthene], 2-Bromo-
CAS No.	1459147-21-7
Molecular Formula	C25H15BrO2
Molecular Weight	427.29 g/mol
Synonyms	2-Bromo-9,9'-spirobi[9H-xanthene]; 2-Bromospirobi[xanthene]; 2-Bromo-9,9'-spirobi[xanthene]; 9H,9'H-[9,9']Spirobixanthenyl-2-bromide; Spiro[9H-xanthene-9,9'-[9H]xanthene], 2'-bromo-; 2-Bromospiro[9H-xanthene-9,9'-[9H]xanthene]; Brominated Spiroxanthene
EINECS	Contact for details

Quality Control

Our production of 9,9'-Spirobi[9H-Xanthene], 2-Bromo- adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C/59-77°F). Keep the container sealed in a well-ventilated area and away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.