79610
Phosphorus pentoxide
desiccant, with moisture indicator
Synonym(s):
Sicapent®, Phosphoric anhydride, Phosphorus(V) oxide
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About This Item
Linear Formula:
P2O5
CAS Number:
Molecular Weight:
141.94
UNSPSC Code:
12352303
MDL number:
PubChem Substance ID:
EC Number:
215-236-1
NACRES:
NA.21
Form:
powder, crystals or granules
vapor density
4.9 (vs air)
Quality Segment
vapor pressure
1 mmHg ( 384 °C), 10 mmHg ( 238 °C)
form
powder, crystals or granules
quality
with moisture indicator
pH
1.5 (20 °C, 10 g/L)
mp
340 °C (lit.)
density
2.3 g/mL at 25 °C (lit.)
SMILES string
O=P12OP3(=O)OP(=O)(O1)OP(=O)(O2)O3
InChI
1S/O10P4/c1-11-5-12(2)8-13(3,6-11)10-14(4,7-11)9-12
InChI key
YWEUIGNSBFLMFL-UHFFFAOYSA-N
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.
Application
Phosphorus pentoxide may be used in the synthesis of dichlorine heptoxide (Cl2O7).
Legal Information
Sicapent is a registered trademark of Merck KGaA, Darmstadt, Germany
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Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Skin Corr. 1A
supp_hazards
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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