Description

2,2'-Oxydianiline is a high-purity aromatic diamine monomer, also known by its CAS number 24878-25-9. This compound is a critical building block in the synthesis of advanced polymers, valued for its ability to impart high thermal stability and mechanical strength. It is primarily required by manufacturers in the polymer, electronics, and advanced materials sectors for producing high-performance polyimides, epoxy resins, and other specialty polymers.

Application

• Polyimide Synthesis: A key monomer for manufacturing high-temperature, high-strength polyimide films and coatings used in aerospace and electronics.
• Epoxy Curing Agent: Functions as a high-performance curing agent for epoxy resin systems, enhancing thermal and chemical resistance.
• Liquid Crystal Polymers (LCPs): Used as a comonomer in the production of engineering thermoplastics for precision components.
• Photoresist Materials: Serves as a raw material in the synthesis of photosensitive polyimides for semiconductor and display applications.
• Adhesives and Sealants: Imparts durability and heat resistance to advanced adhesive formulations for demanding environments.
• Chemical Intermediate: Employed in organic synthesis for creating complex molecules in pharmaceutical and agrochemical research.

Basic Information

Product Name	2,2'-Oxydianiline
CAS No.	24878-25-9
Molecular Formula	C12H12N2O
Molecular Weight	200.24 g/mol
Synonyms	4,4'-Diaminodiphenyl Ether; Bis(4-aminophenyl) Ether; ODA; 4,4'-Oxydianiline; 4-Aminophenyl Ether; 1-Amino-4-(4-aminophenoxy)benzene; 4,4'-Diaminophenyl Oxide; DADPE
EINECS	246-506-8

Quality Control

Our 2,2'-Oxydianiline is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, melting point, and impurity profiles. The product meets stringent specifications suitable for high-performance polymer applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0%
Melting Point	186 - 190 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.1%; Total impurities ≤ 0.5%

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