| Product Name | Diphenylphosphinyl chloride |
| CAS No. | 1499-21-4 |
| Synonyms | Diphenylphosphinic chloride; Phosphine oxide, chlorodiphenyl |
| InChI | InChI=1/C12H10ClOP/c13-15(14,11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H |
| Molecular Formula | C12H10ClOP |
| Molecular Weight | 236.634 |
| Density | 1.25g/cm3 |
| Boiling point | 369.2°C at 760 mmHg |
| Flash point | 177.1°C |
| Water solubility | decomposes |
| Refractive index | 1.585 |
| Hazard Symbols |  C:Corrosive; |
| Risk Codes | R10:; R34:; |
| Safety | S16:; S26:; S36/37/39:; S45:; |
1499-21-4 diphenylphosphinyl chloride
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