Dipropyl butylphosphonate
CAS: 6179-67-5
Category: Organic Intermediates
| Purity | Industrial Grade ≥98%; Technical Grade ≥99%; High-Purity Grade ≥99.5% |
| Molecular Formula | C10H23O3P |
| Molecular Weight | 222.26 |
| Appearance | Colorless to pale yellow transparent liquid with mild characteristic odor |
| Packaging | 100 mL fluorinated reagent bottle, 500 mL bottle, 5 kg, 25 kg HDPE drum, or 200 kg steel/plastic drum |
| Testing Indicators | Appearance — Visual inspection; Identification — FTIR and ¹H/¹³C/³¹P NMR spectroscopy; Purity — GC-FID or GC-MS; Assay — Gas chromatography (area normalization); Water content — Karl Fischer titration (ASTM E203 / GB/T 6283); Density — ASTM D4052; Refractive index — ASTM D1218; Acid value — Acid-base titration; Phosphorus content — ICP-OES or elemental analysis; Residue on ignition — Gravimetric determination. |
| Storage Notes | Store in a tightly closed container in a cool, dry, well-ventilated warehouse away from direct sunlight, moisture, and ignition sources. Avoid prolonged exposure to air and humidity. Keep away from strong oxidizing agents, strong acids, and strong bases. Recommended storage temperature: 2-25°C. |
| Lead Time | 10 days |
Dipropyl butylphosphonate is an organophosphorus compound widely used as a specialty organic intermediate, extractant, plasticizer additive, flame-retardant intermediate, and phosphorus-containing building block in fine chemical synthesis. It is also employed in organophosphorus research, catalyst development, and the preparation of functional phosphorus derivatives.