Description

9,9'-Spirobi[9H-Fluorene], 3,3',6,6'-Tetraethynyl-2,2',7,7'-Tetramethoxy- is a highly functionalized, multi-substituted spirobifluorene derivative, serving as a sophisticated organic building block. Its molecular architecture, featuring a rigid spiro core and multiple ethynyl and methoxy groups, makes it a critical precursor for advanced materials, particularly in the development of organic semiconductors and optoelectronic components. This compound is essential for researchers and manufacturers in the organic electronics, photovoltaics, and specialty polymer industries who require high-purity, structurally complex intermediates for next-generation device fabrication.

Application

• Organic Light-Emitting Diodes (OLEDs): As a core building block for host or emitter materials in display and lighting technologies.
• Organic Photovoltaics (OPVs): Used in the synthesis of electron-donor or acceptor materials for solar cell applications.
• Organic Field-Effect Transistors (OFETs): Serves as a precursor for high-mobility semiconducting polymers or small molecules.
• Advanced Polymer Synthesis: A key monomer for creating conjugated polymers with tailored electronic and optical properties.
• Luminescent Materials & Sensors: Utilized in the development of fluorescent probes and chemosensors due to its modifiable photophysical characteristics.
• Cross-coupling Reactions: The ethynyl groups make it a valuable substrate in Sonogashira and other palladium-catalyzed coupling reactions for constructing complex π-conjugated systems.

Basic Information

Product Name	9,9'-Spirobi[9H-Fluorene], 3,3',6,6'-Tetraethynyl-2,2',7,7'-Tetramethoxy-
CAS No.	1801236-38-3
Molecular Formula	C41H24O4
Molecular Weight	580.63 g/mol
Synonyms	3,3',6,6'-Tetraethynyl-2,2',7,7'-tetramethoxy-9,9'-spirobi[9H-fluorene]; 2,2',7,7'-Tetramethoxy-3,3',6,6'-tetraethynyl-9,9'-spirobifluorene; Tetraethynyl-tetramethoxy-spirobifluorene; SBF-TET; Functionalized Spirobifluorene Derivative; Advanced Organic Electronic Intermediate; π-Conjugated Spiro Core Molecule
EINECS	Contact for details

Quality Control

Our production of 9,9'-Spirobi[9H-Fluorene], 3,3',6,6'-Tetraethynyl-2,2',7,7'-Tetramethoxy- adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, which is critical for performance in sensitive electronic applications. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your R&D and quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) to prevent oxidation and degradation. The container should be kept in a cool, dry, and well-ventilated area away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Individual impurity ≤ 1.0%
Total Impurities	≤ 3.0%
Residual Solvents (GC)	Meets ICH guidelines

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