Description

9,9'-Spirobi[9H-Fluorene], 4'-Bromo-2-Phenyl- is a high-value, multi-functional organic intermediate characterized by its rigid, three-dimensional spirobifluorene core, which imparts excellent thermal and morphological stability. This compound is essential for advanced material science, serving as a critical building block for the synthesis of sophisticated organic semiconductors and light-emitting materials. It is primarily sought after by R&D and production teams in the organic electronics, pharmaceutical, and specialty chemical industries for developing next-generation OLEDs, OFETs, and complex molecular architectures.

Application

• OLED (Organic Light-Emitting Diode) Materials: As a core building block for host, hole-transport, or electron-transport materials in display and lighting technologies.
• Organic Semiconductor Synthesis: Used in the development of novel organic field-effect transistors (OFETs) and photovoltaic materials due to its stable conjugated system.
• Pharmaceutical Intermediate: Serves as a sophisticated scaffold in medicinal chemistry for the research and development of new active pharmaceutical ingredients (APIs).
• Ligand and Catalyst Design: Employed in the creation of complex ligands for catalysis and metal-organic frameworks (MOFs).
• Polymer and Dendrimer Chemistry: Acts as a key monomer or branching unit for high-performance polymers with enhanced thermal and mechanical properties.
• Fluorescent Probes and Sensors: Utilized in the synthesis of advanced fluorescent dyes and chemosensors for analytical and bio-imaging applications.

Basic Information

Product Name	9,9'-Spirobi[9H-Fluorene], 4'-Bromo-2-Phenyl-
CAS No.	1450933-21-7
Molecular Formula	C31H19Br
Molecular Weight	447.39 g/mol
Synonyms	4'-Bromo-2-phenyl-9,9'-spirobi[9H-fluorene]; 2-Phenyl-4'-bromo-9,9'-spirobifluorene; 4'-Bromo-2-phenylspirobifluorene; 9,9'-Spirobi[9H-fluorene], 4'-bromo-2-phenyl-; 4'-Br-2-Ph-SBF; Br-Ph-SBF; SBF-Br-Ph Derivative
EINECS	Contact for details

Quality Control

Our 9,9'-Spirobi[9H-Fluorene], 4'-Bromo-2-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 R&D and production applications. 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 place at room temperature (15-25°C). This material is light-sensitive (store away from light). Keep away from heat and incompatible materials.

Specification

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

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