Phosphorus pentoxide
SIAL/79610 - desiccant, with moisture indicator
Synonym: Sicapent®; Phosphoric anhydride; Phosphorus(V) oxide
CAS Number: 1314-56-3
Empirical Formula (Hill Notation): O5P2
Molecular Weight: 141.94
EC Number: 215-236-1
Linear Formula: P2O5
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 79610-500G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 79610-100G
| density | 2.3 g/mL at 25 °C (lit.) |
| form | powder, crystals or granules |
| InChI | 1S/O10P4/c1-11-5-12(2)8-1 |
| InChI key | YWEUIGNSBFLMFL-UHFFFAOYSA |
| mp | 340 °C (lit.) |
| pH | 1.5 (20 °C, 10 g/L) |
| quality | with moisture indicator |
| Quality Level | 100  |
| SMILES string | O=P12OP3(=O)OP(=O)(O1)OP( |
| vapor density | 4.9 (vs air) |
| vapor pressure | 1 mmHg ( 384 °C) |
| 10 mmHg ( 238 °C) |
| Application: | Phosphorus pentoxide may be used in the synthesis of dichlorine heptoxide (Cl2O7). |
| General description: | Phosphorus pentoxide (P2O5) is a phosphorous oxide. It participates in Pictet-Gams synthesis. Phosphorus pentoxide supported on alumina has been used for solvent-free and microwave-assisted synthesis of 1, 5-benzodiazepine derivatives. |
| Legal Information: | Sicapent is a registered trademark of Merck KGaA, Darmstadt, Germany |
| Packaging: | 100, 500 g in glass bottle |
| Symbol |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P260 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | C |
| Risk Statements | 35 |
| Safety Statements | 22-26-45 |
| RIDADR | UN 1807 8 / PGII |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Supplemental Hazard Statements | EUH014 |
| mp | 340 °C (lit.) |
| Density | 2.3 g/mL at 25 °C (lit.) |
| UNSPSC | 12352300 |