N,N'-Diphenylbenzidine
CAS: 531-91-9
Category: Organic Intermediates
| Purity | Research Grade ≥98%; High-Purity Grade ≥99%; Electronic Material Grade ≥99% |
| Molecular Formula | C24H20N2 |
| Molecular Weight | 336.43 |
| Appearance | White to light yellow crystalline powder |
| Packaging | 1 g, 5 g, 10 g, 25 g, 100 g amber glass bottle or aluminum foil bag |
| Testing Indicators | Appearance — Visual inspection; Identification — FTIR spectroscopy, 1H NMR and 13C NMR; Molecular weight — LC-MS or MALDI-TOF-MS; Purity — HPLC (UV detector) and GC-FID; Amine content — titration or elemental analysis; Thermal properties — DSC/TGA analysis; Residual solvents — GC (ICH Q3C); Water content — Karl Fischer titration (GB/T 6283); Elemental analysis — CHN analyzer. |
| Storage Notes | Store in a tightly sealed container in a cool, dry, and well-ventilated area. Protect from moisture, oxygen, and direct sunlight. For long-term storage, keep under nitrogen or argon atmosphere at 2–8°C. Avoid contact with strong oxidizing agents, acids, and heat sources. |
| Lead Time | 10 days |
Used as an aromatic diamine intermediate and hole transport material precursor in organic electronic applications. Commonly used in the synthesis of OLED materials, organic semiconductor compounds, photovoltaic materials, electrochromic materials, and other conjugated aromatic functional molecules. It is also used as a building block for advanced organic synthesis and materials chemistry research.