Description

1,9-Dimethylfluorene is a high-purity, synthetically derived organic compound belonging to the polycyclic aromatic hydrocarbon (PAH) family. This specialty chemical serves as a critical building block and advanced intermediate in sophisticated organic synthesis and materials science research. It is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and advanced materials sectors seeking to develop novel compounds with specific structural and electronic properties.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for compounds requiring a rigid, planar fluorene backbone.
• Organic Electronic Materials: Serves as a precursor or core structure in the synthesis of organic semiconductors, hole-transport materials, and emitters for OLED (Organic Light-Emitting Diode) devices.
• Agrochemical Synthesis: Used as an intermediate in creating novel herbicides, fungicides, and plant growth regulators that leverage its aromatic system.
• Ligand and Catalyst Development: Acts as a scaffold for constructing specialized ligands used in homogeneous catalysis and organometallic chemistry.
• Polymer Science: Incorporated as a monomer or modifying agent to enhance the thermal stability and optical properties of high-performance engineering plastics and resins.
• Research & Development: A valuable standard and starting material in academic and industrial R&D for exploring new chemical reactions and material properties.

Basic Information

Product Name	1,9-Dimethylfluorene
CAS No.	17057-98-6
Molecular Formula	C₁₅H₁₄
Molecular Weight	194.27 g/mol
Synonyms	9,9-Dimethylfluorene; 9H-Fluorene, 9,9-dimethyl-; NSC 407292; 9,9-Dimethyl-9H-fluorene; Fluorene, 9,9-dimethyl-; 9,9-Dimethyl-9H-fluorene; 9,9-DMF
EINECS	Contact for details

Quality Control

Our 1,9-Dimethylfluorene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for every shipment, confirming compliance with customer specifications and relevant industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	95 - 99 °C
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.