Description

4-Bromo-9,9-Dimethyl Fluorene is a high-purity, halogenated fluorene derivative serving as a critical building block in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of sophisticated materials, particularly in the electronics and photonics sectors. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Organic Light-Emitting Diode (OLED) Materials: Serves as a core intermediate for synthesizing host, hole-transport, or electron-transport materials used in display and lighting technologies.
• Pharmaceutical Intermediates: Utilized in the research and development of novel active pharmaceutical ingredients (APIs), leveraging the fluorene scaffold for its rigid, planar structure.
• Agrochemical Synthesis: Acts as a precursor in creating advanced crop protection agents and herbicides with enhanced efficacy.
• Liquid Crystal and Polymer Chemistry: Employed in the synthesis of monomers and additives for high-performance polymers and liquid crystal displays (LCDs).
• Organic Photovoltaic (OPV) Research: Used as a building block for developing novel donor or acceptor materials in solar cell applications.
• Ligand and Catalyst Development: Functions as a starting material for creating specialized ligands used in catalytic processes and metal-organic frameworks (MOFs).

Basic Information

Product Name	4-Bromo-9,9-Dimethyl Fluorene
CAS No.	942615-32-9
Molecular Formula	C15H13Br
Molecular Weight	273.17 g/mol
Synonyms	9,9-Dimethyl-4-bromofluorene; 4-Bromo-9,9-dimethyl-9H-fluorene; 2-Bromo-7,7-dimethyl-7H-benzo[c]fluorene; 4-Bromo-9,9-dimethylfluorene; Fluorene, 4-bromo-9,9-dimethyl-; 942615-32-9 (CAS); 4-Br-9,9-DMF
EINECS	Contact for details

Quality Control

Our 4-Bromo-9,9-Dimethyl Fluorene is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency suitable for sensitive R&D and scale-up processes. A comprehensive Certificate of Analysis (COA) detailing identity, purity, 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 away from heat, sparks, and open flame. This material 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%
Heavy Metals (as Pb)	≤ 20 ppm

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