Description

9,9'-Spirobi[9H-Fluorene], 2-Bromo-7-Phenyl- is a high-value, multi-functional organic intermediate characterized by its rigid, three-dimensional spirobifluorene core structure. This compound is critical for the synthesis of advanced materials where precise molecular architecture and electronic properties are paramount. It is primarily sought after by R&D and production teams in the organic electronics, pharmaceutical, and specialty chemical sectors.

Application

• Organic Light-Emitting Diodes (OLEDs): Serves as a key building block for host materials, hole-transport materials, and emitters in display and lighting technologies due to its high thermal stability and favorable HOMO/LUMO levels.
• Pharmaceutical Intermediates: Used in the synthesis of complex drug candidates, particularly where a rigid, bulky scaffold is required to modulate biological activity and pharmacokinetic properties.
• Organic Photovoltaics (OPVs): Acts as a precursor for electron-donor or acceptor materials in the active layer of solar cells, contributing to improved power conversion efficiency.
• Liquid Crystal Displays (LCDs): Employed in the development of photoalignment materials and other functional components for high-performance displays.
• Polymer Science: Incorporated into main-chain or side-chain polymers to create materials with enhanced thermal, mechanical, and optoelectronic properties for advanced coatings and engineering plastics.
• Chemical Research & Development: Utilized as a versatile synthon in cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) for constructing complex polycyclic aromatic systems.

Basic Information

Product Name	9,9'-Spirobi[9H-Fluorene], 2-Bromo-7-Phenyl-
CAS No.	1361305-36-3
Molecular Formula	C31H19Br
Molecular Weight	447.39 g/mol
Synonyms	2-Bromo-7-phenyl-9,9'-spirobi[9H-fluorene]; 2-Bromo-7-phenylspirobifluorene; 7-Phenyl-2-bromo-9,9'-spirobifluorene; SBF-Br-Ph; Spirobifluorene, 2-bromo-7-phenyl-; 1361305-36-3; 2-Bromo-7-phenyl-9,9'-spirobi[fluorene]
EINECS	Contact for details

Quality Control

Our 9,9'-Spirobi[9H-Fluorene], 2-Bromo-7-Phenyl- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency suitable for sensitive applications like OLED and pharmaceutical research. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep the container sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC / NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH Q3C guidelines

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