Description

2-Bromo-7-Nitro-9,9-Dimethyl-9H-Fluorene is a high-purity, multi-functional organic intermediate of significant importance in advanced chemical synthesis. Its unique, sterically hindered fluorene core, functionalized with bromo and nitro groups, makes it a versatile building block for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) agents and other bioactive molecules.
• Agrochemical Synthesis: Used in the development of new-generation pesticides and herbicides, leveraging its halogen and nitro functionalities for structural diversity.
• Organic Light-Emitting Diodes (OLEDs): Acts as a core building block for electron-transport materials and host materials in OLED displays and lighting due to the fluorene scaffold's optoelectronic properties.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for transition metal catalysis and organocatalysts.
• Polymer and Material Science: Incorporated into high-performance polymers, resins, and advanced materials to modify thermal stability, solubility, and electronic characteristics.
• Research & Development: A valuable reagent for academic and industrial R&D in organic chemistry, medicinal chemistry, and materials research.

Basic Information

Item	Details
Product Name	2-Bromo-7-Nitro-9,9-Dimethyl-9H-Fluorene
CAS No.	28320-33-4
Molecular Formula	C₁₅H₁₂BrNO₂
Molecular Weight	318.17 g/mol
Synonyms	9,9-Dimethyl-2-bromo-7-nitrofluorene; 2-Bromo-7-nitro-9,9-dimethylfluorene; 9H-Fluorene, 2-bromo-7-nitro-9,9-dimethyl-; 28320-33-4; NSC 403119; 9,9-Dimethyl-7-nitro-2-bromofluorene; 2-Bromo-9,9-dimethyl-7-nitrofluorene
EINECS	Contact for details

Quality Control

Every batch of 2-Bromo-7-Nitro-9,9-Dimethyl-9H-Fluorene is manufactured and tested under a strict quality management system. We guarantee high chemical purity and lot-to-lot consistency through advanced analytical techniques including HPLC, GC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to ensure it meets your specific R&D or production requirements.

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). Keep away from heat, sparks, and open flame. This compound is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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