Intermediates

2,7-Dibromo-9,9'-Spirobifluorene

  • CAS No.171408-84-7
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity 2,7-Dibromo-9,9'-Spirobifluorene is a critical intermediate for OLED material synthesis, offering exceptional thermal stability and morphological control for advanced electronic applications.

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Product Technical Details

Product Overview

2,7-Dibromo-9,9'-Spirobifluorene represents a cornerstone compound in the development of next-generation organic light-emitting diode technologies. This specialized organic intermediate is characterized by its rigid spirobifluorene core, which imparts exceptional thermal stability and morphological stability to final electronic materials. Manufacturers seeking high-performance OLED host materials rely on this compound for its ability to prevent crystallization during device operation, thereby extending the lifespan and efficiency of display panels.

Our production process ensures that every batch meets stringent international standards for electronic-grade chemicals. The unique three-dimensional structure of the spiro backbone allows for excellent film-forming properties, making it an indispensable precursor for synthesizing hole transport materials and emissive layer hosts. We understand the critical nature of purity in organic electronics, which is why our manufacturing facility employs advanced purification techniques to minimize impurities that could quench luminescence.

Technical Specifications

ParameterValue
Chemical Name2,7-Dibromo-9,9'-Spirobifluorene
CAS Number171408-84-7
Molecular FormulaC25H14Br2
Molecular Weight474.19 g/mol
AppearanceWhite to off-white powder
Assay (Purity)≥99.0%
Density1.74 g/cm3
Boiling Point557.4°C
Flash Point335.1°C
Refractive Index1.804

Industrial Applications

This compound is primarily utilized in the synthesis of organic electroluminescent materials. Its high thermal decomposition temperature ensures that it withstands the vacuum deposition processes common in OLED manufacturing without degrading. The dibromo functionality allows for versatile cross-coupling reactions, enabling chemists to build complex molecular architectures required for blue phosphorescent hosts and high-efficiency fluorescent emitters.

  • Organic Light-Emitting Diode (OLED) Host Materials
  • Hole Transport Layer (HTL) Precursors
  • Organic Photovoltaic (OPV) Research
  • Advanced Organic Synthesis Building Block

Quality Assurance And Logistics

We maintain a robust quality control system that includes HPLC, GC-MS, and NMR analysis for every production lot. A Certificate of Analysis (COA) is provided with each shipment to verify compliance with specified purity levels. Our packaging solutions are designed to protect the material from moisture and light degradation during transit. Standard packaging includes 25 kg drums, but we offer flexible customization to meet specific laboratory or industrial scale requirements.

Storage recommendations include keeping the material in a cool, ventilated area away from incompatible substances. As a global manufacturer, we support international shipping with full documentation to ensure smooth customs clearance. Partner with us for reliable supply chains and technical support tailored to your organic electronics development needs.