Description

2,7-Diaminofluorene is a high-purity aromatic diamine derivative of fluorene, serving as a versatile and critical organic intermediate. Its bifunctional amino groups make it a valuable building block for the synthesis of complex molecules, particularly in advanced material science. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty polymer sectors seeking to develop novel compounds with tailored properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with fused ring systems.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and other crop protection agents.
• Polymer & Material Science: Serves as a monomer or cross-linking agent for producing high-performance polymers, polyimides, and epoxy resins.
• Dye & Pigment Manufacturing: Intermediate for creating organic dyes, pigments, and fluorescent markers.
• Liquid Crystal & OLED Materials: Building block for electronic materials used in displays and optoelectronic devices.
• Research & Development: Utilized in academic and industrial R&D for exploring new organic reactions and material properties.
• Corrosion Inhibitors: Component in formulations designed to protect metals in industrial processes.

Basic Information

Product Name	2,7-Diaminofluorene
CAS No.	525-64-4
Molecular Formula	C13H12N2
Molecular Weight	196.25 g/mol
Synonyms	2,7-Fluorenediamine; 9H-Fluorene-2,7-diamine; 2,7-Diamino-9H-fluorene; NSC 403697; 2,7-Bis(amino)fluorene; 2,7-DAF; Fluorene-2,7-diyldiamine
EINECS	208-381-2

Quality Control

Our 2,7-Diaminofluorene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and related substance determination. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory 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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	164 - 168 °C
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.