Tribuylphosphine
CAS: 998-40-3
Category: Organic Intermediates
| Purity | Technical Grade ≥95%; Reagent Grade ≥97%; High-Purity Grade ≥99% |
| Molecular Formula | C12H27P |
| Molecular Weight | 202.32 |
| Appearance | Colorless to pale yellow transparent liquid with a characteristic phosphine odor |
| Packaging | 25 mL, 100 mL, 500 mL, 1 L amber glass bottle under nitrogen; 5 L, 25 L stainless steel or fluorinated HDPE container |
| Testing Indicators | Appearance — Visual inspection; Identification — FTIR, 1H NMR, 13C NMR and 31P NMR; Assay/Purity — GC-FID or GC-MS; Tributylphosphine oxide — GC or HPLC; Water content — Karl Fischer titration (ASTM E203); Density — ASTM D4052; Refractive index — ASTM D1218; Residual solvents — GC; Elemental impurities — ICP-MS or ICP-OES; Color — APHA color measurement. |
| Storage Notes | Store in a tightly sealed container under dry nitrogen or argon in a cool, dry, well-ventilated area. Protect from air, moisture, heat, and direct sunlight. Keep away from oxidizing agents and ignition sources. Once opened, minimize air exposure to prevent oxidation. |
| Lead Time | 10 days |
An organophosphorus reagent widely used as a reducing agent, ligand, catalyst component, and synthetic reagent in organic chemistry. Commonly employed in Mitsunobu reactions, Staudinger reductions, transition-metal catalysis, polymer chemistry, and the synthesis of pharmaceutical, agrochemical, and fine chemical intermediates.