Description

9H-Fluorene, 9,9-Bis(4-Methoxyphenyl)- is a high-value, symmetrically substituted fluorene derivative, serving as a critical advanced intermediate in the synthesis of specialized organic materials. Its molecular structure, featuring two para-methoxyphenyl groups, imparts unique electronic and steric properties essential for developing high-performance polymers and functional molecules. This compound is primarily required by R&D laboratories and industrial manufacturers in the organic electronics, photoresist, and specialty polymer sectors.

Application

• Organic Light-Emitting Diode (OLED) Materials: Acts as a core building block for host materials, electron transporters, or hole-blocking layers in display and lighting technologies.
• Advanced Polymer Synthesis: Serves as a key monomer or chain extender for engineering plastics, polycarbonates, and high-temperature resins with enhanced thermal and mechanical stability.
• Photoresist & Photolithography: Used in the formulation of chemically amplified resists for semiconductor manufacturing and microelectronics patterning.
• Liquid Crystal Materials: Employed as a component in the synthesis of liquid crystal mixtures for displays and optical devices.
• Pharmaceutical Intermediates: Functions as a sophisticated scaffold in the research and development of novel active pharmaceutical ingredients (APIs).
• Dye & Pigment Synthesis: Utilized as a precursor for creating fluorescent dyes, pigments, and molecular sensors.
• Academic & Industrial R&D: A valuable reagent for exploring new organic reactions, catalysis, and material science applications.

Basic Information

Product Name	9H-Fluorene, 9,9-Bis(4-Methoxyphenyl)-
CAS No.	117766-40-2
Molecular Formula	C27H22O2
Molecular Weight	378.46 g/mol
Synonyms	9,9-Bis(4-methoxyphenyl)fluorene; 9,9-Bis(p-methoxyphenyl)fluorene; 9,9-Bis(4'-methoxyphenyl)fluorene; 9,9-Di(4-methoxyphenyl)fluorene; 9,9-Bis(4-methoxyphenyl)-9H-fluorene; 9H-Fluorene, 9,9-bis(4-methoxyphenyl)-; Bis(4-methoxyphenyl)fluorene; 9,9-Bis(4-anisyl)fluorene
EINECS	Contact for details

Quality Control

Our 9,9-Bis(4-methoxyphenyl)fluorene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including HPLC, GC, and NMR results, to verify identity and purity. Certificates of Analysis (COA) are available for every batch upon request, supporting your quality assurance and regulatory compliance needs.

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 away from incompatible materials such as strong oxidizing agents. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.