Description

4,4'-Diaminooctafluorobiphenyl is a high-purity, fluorinated aromatic diamine monomer of significant industrial importance. This compound serves as a critical building block for the synthesis of advanced polymers and specialty chemicals, valued for the unique properties imparted by its fluorine atoms and aromatic amine functionalities. It is essential for manufacturers and R&D laboratories in the polymer, electronics, and advanced materials sectors seeking to develop high-performance, heat-resistant, and chemically stable products.

Application

• Polyimide Synthesis: A key monomer for producing high-performance, thermally stable, and chemically resistant fluorinated polyimides used in aerospace and electronics.
• Advanced Polymer Materials: Serves as a precursor for polyamides, polyurethanes, and epoxy resins, enhancing their thermal stability and dielectric properties.
• Liquid Crystal Polymers (LCPs): Used in the synthesis of high-temperature LCPs for precision molded components and electronic connectors.
• Pharmaceutical & Agrochemical Intermediates: Acts as a versatile building block for synthesizing complex fluorinated molecules in fine chemical production.
• Optoelectronic Materials: Employed in the development of organic light-emitting diodes (OLEDs) and other electronic materials due to its electron-transport characteristics.
• Adhesives & Coatings: Imparts superior chemical resistance and durability to high-performance industrial adhesives and protective coatings.

Basic Information

Product Name	4,4'-Diaminooctafluorobiphenyl
CAS No.	1038-66-0
Molecular Formula	C12H4F8N2
Molecular Weight	328.17 g/mol
Synonyms	Octafluoro-4,4'-diaminobiphenyl; 4,4'-Diamino-2,2',3,3',5,5',6,6'-octafluorobiphenyl; 2,2',3,3',5,5',6,6'-Octafluoro-4,4'-biphenyldiamine; 4,4'-(Octafluoro-[1,1'-biphenyl]-4,4'-diyl)diamine; Perfluoro-4,4'-diaminobiphenyl; 4,4'-Bis(amino)octafluorobiphenyl; OFB diamine
EINECS	213-858-4

Quality Control

Our 4,4'-Diaminooctafluorobiphenyl is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as purity, identity, and impurity profiles. Our quality management system is designed to meet the stringent requirements of advanced material and pharmaceutical intermediate applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere for prolonged storage to prevent oxidation and degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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