CAS Registry Number

CAS 2657-87-6 — 3,4'-Oxydianiline (3,4'-Diaminodiphenylether)

3,4'-Oxydianiline (3,4'-Diaminodiphenylether) is an aromatic diamine used primarily in the synthesis of high-performance polymers, including polyimides and polyamides, as well as in epoxy resin curing agents. It is also employed in specialty adhesives and coatings for its thermal and chemical resistance. This chemical has a CAS number of 2657-87-6 and carries no signal word classification under standard hazard labeling. It is a solid at room temperature, typically provided in powder or flake form. Molekula supplies 3,4'-Oxydianiline from research to bulk quantities with full documentation and ISO 9001:2015 traceability.