Phosphorus pentoxide
≥98.5%
Reagent
Code: #78818
Alias
Phosphorus pentoxide; anhydrous phosphoric acid, phosphoric anhydride, phosphoric anhydride
CAS Number
1314-56-3
science Other reagents with same CAS 1314-56-3
blur_circular Chemical Specifications
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Molecular Information
Weight
141.94 g/mol
Formula
P₂O₅
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Registry Numbers
EC Number
215-236-1
MDL Number
MFCD00011440
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Physical Properties
Melting Point
340 °C(lit.)
Boiling Point
360 °C
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Storage & Handling
Density
2.3 g/mL at 25 °C(lit.)
Storage
Room temperature, dry, sealed
description Product Description
Phosphorus pentoxide is widely used as a powerful dehydrating agent in chemical reactions. It is particularly effective in removing water from compounds, making it valuable in the synthesis of anhydrous substances. In organic chemistry, it is employed to convert carboxylic acids into anhydrides and amides into nitriles. It also plays a role in the production of phosphoric acid by reacting with water. Additionally, it is utilized in the manufacturing of certain types of glass and as a desiccant to keep environments dry. Its strong affinity for moisture makes it useful in laboratories and industrial processes where water removal is critical.
format_list_bulleted Product Specification
| Test Parameter | Specification |
|---|---|
| Purity | 98.5-100 |
| AS | 0.007 |
| Pb | 0.002 |
| Fe | <=0.002 |
| X-ray Diffraction | Conforms to structure |
| Appearance | white powder |
| Clarity Test | clear |
| Water insoluble matter | <=0.02% |
| Total Nitrogen | 0-0.002% |
| Reducing Substances (as P2O3) | <=0.01% |
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