Chemical Product Library / Reference

N,N'-Di(β-naphthyl)-p-phenylenediamine

Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.

Molecular structure for N,N'-Di(β-naphthyl)-p-phenylenediamine

Chemical identity

English nameN,N'-Di(β-naphthyl)-p-phenylenediamine
English synonymsDNP;DNPD;Antioxidant DNP
Chinese nameN,N'-二(β-萘基)对苯二胺
Chinese synonyms防老剂DNP;DNPD;抗氧剂DNP
Chemical categoryRubber Antioxidants
CAS No.93-46-9
EINECS No.202-246-4
Molecular formulaC26H20N2
Molecular weight360.45
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.

Technical indicators

Assay ≥95.0%; melting point ≥225°C; ash ≤0.5%; moisture ≤0.5%

Performance characteristics

Gray to brown powder, high-temperature antioxidant for rubber, good heat resistance

Application scenarios

Rubber antioxidant (heat-resistant), cable insulation, tire compounds