High-purity liquid crystal intermediates

3,4'-Oxydianiline  2657-87-6

Synonyms:3,4'-ODA :ODA-34

Appearance:Brown to off-white powder

Purity:99%min

Physical and Chemical Properties

• Molecular formula: C₁₂H₁₂N₂O

• Molecular weight: 200.24 g/mol

• Melting point: 66–70 °C

• Solubility: Soluble in ethanol, acetone, DMF, DMAc, NMP; slightly soluble in water

• Stability: Stable under normal conditions, easy to oxidize and darken when exposed to air for a long time

• Characteristic: Aromatic diamine with good solubility, moderate reactivity, good thermal stability

Applications

• Important monomer for polyimide (PI) and polyamide resins

• Used as a curing agent for epoxy resins and high-temperature adhesives

• Applied in electronic encapsulation materials, insulating coatings and composite materials

• Used in the synthesis of functional polymers for optoelectronic and microelectronic fields

• Raw material for dyes, pigments and organic intermediates

• HS Code: 2922299090