Phosphorus oxychloride
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Chemical formula | {{#Chem:POCl3}} |
---|---|
OTP appearance | clear fuming liquid |
Molar Mass(g/mol) | 153.33 |
Density(g/cc) | 1.645 |
Melting Point(°C) | 1.25 |
Boiling Point(°C) | 105.8 |
Solubility in water(g/L) | reacts |
NFPA 704 |
Uses
Justification Questioned
Other
- Reacts to form phosphate esters / organophosphates such as triphenylphosphate
- {{#Chem:POCl3 + 3 PhOH → P(O)(OPh)3 + 3 HCl}}
Natural occurrence
- Does not occur naturally
Hazards
Character
Production
Synthesis
- with oxygen
- {{#Chem: 2PCl3 + O2 = 2POCl3}}
- with chlorate
- {{#Chem:3 PCl3 + KClO3 → 3 POCl3 + KCl}}
- with water
- {{#Chem:PCl5 + H2O = POCl3 + 2HCl}}
from phosphorus pentoxide
- with sodium chloride
- {{#Chem: 2 P2O5 + 3 NaCl → 3 NaPO3 + POCl3}}