1,4-Benzenediamine, N,N'-bis(4-aminophenyl)- / 4-N-[4-(4-aminoanilino)phenyl]benzene-1,4-diamine
CAS: 4958-10-5
Category: Organic Intermediates
| Purity | Industrial Grade ≥98%; High-Purity Grade ≥99%; Research Grade ≥99.5% |
| Molecular Formula | C18H18N4 |
| Molecular Weight | 290.37 |
| Appearance | White to light yellow crystalline powder or solid |
| Packaging | 1 kg, 5 kg, 25 kg fiber drums or aluminum foil bags with inner PE liner; customized industrial packaging available |
| Testing Indicators | Appearance — Visual inspection; Identification — FTIR spectroscopy and 1H NMR; Structural confirmation — 13C NMR and LC-MS; Purity — HPLC analysis; Melting point — Capillary melting point method; Amino group content — Acid-base titration; Moisture — Karl Fischer titration (ASTM E203); Residual solvents — GC analysis (ICH Q3C); Elemental analysis — CHN analysis. |
| Storage Notes | Store in a cool, dry, well-ventilated area away from direct sunlight and moisture. Keep container tightly sealed. Protect from strong acids, strong oxidizing agents, and sources of ignition. Use inert atmosphere storage for long-term preservation when required. |
| Lead Time | 10 days |
4-N-[4-(4-aminoanilino)phenyl]benzene-1,4-diamine is an aromatic polyamine compound containing multiple aniline amino groups. It is mainly used as an organic synthesis intermediate, especially for the preparation of high-performance polymers, aromatic polyamides, epoxy curing agents, dyes, and specialty functional materials. It is also used as a research reagent in polymer chemistry and material science.