[1,1'-Binaphthalene]-2,2'-diamine
CAS: 18531-95-8
Category: Organic Intermediates
| Purity | Research Grade ≥98%, High Purity Grade ≥99%, Chiral Synthesis Grade ≥99.5% |
| Molecular Formula | C20H16N2 |
| Molecular Weight | 284.36 |
| Appearance | White to light yellow crystalline powder |
| Packaging | 1 g, 5 g, 25 g glass bottle; 100 g, 500 g aluminum foil bag or fiber drum with inner liner |
| Testing Indicators | Appearance — Visual inspection; Identification — FTIR spectroscopy and 1H/13C NMR; Molecular weight confirmation — LC-MS or HRMS; Purity — HPLC-UV (area normalization); Residual solvents — GC according to ICH Q3C guidelines; Moisture — Karl Fischer titration; Elemental composition — CHN elemental analysis; Optical/chiral purity — Chiral HPLC analysis. |
| Storage Notes | Store in a cool, dry, and well-ventilated area. Keep container tightly closed and protected from moisture, heat, and direct sunlight. Store under inert atmosphere (nitrogen or argon) for long-term preservation. Avoid contact with strong oxidizing agents and acids. |
| Lead Time | 10 days |
Used as an important chiral diamine intermediate and ligand precursor in asymmetric synthesis. It can be applied in the preparation of chiral catalysts, transition-metal complexes, pharmaceutical intermediates, and fine chemical synthesis. The compound is also used as a building block in organic electronics and advanced functional materials research.