Phosphorus pentoxide CAS#1314-56-3

CAS Number: 1314-56-3
Chemical Formula: O5P2
Synonyms:

phosphorusoxide(p2o5)
phosphorusoxide[p2o5]
phosphoruspentoxide101

Appearance: White Powder

MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)

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Product Details

Phosphorus pentoxide CAS#1314-56-3

phosphorus pentoxide, also known as phosphoric anhydride, is phosphorus oxides generated by combustion of white phosphorus, yellow or red phosphorus in dry air, soft white powder or colorless monoclinic crystal at room temperature, easily deliquescence, melting point is 580~585 ℃, relative density is 2.39, sublimation is 347 ℃. When heated under pressure to 563 ℃, crystalline substance translates to amorphous glass (melt). It is insoluble in acetone, ammonia, soluble in sulfuric acid.

Phosphorus pentoxide Chemical Properties

Melting point	340 °C (lit.)
Boiling point	122 °C (1 mmHg)
bulk density	700kg/m3
density	2.3 g/mL at 25 °C (lit.)
vapor density	4.9 (vs air)
vapor pressure	1 mm Hg ( 384 °C)
refractive index	1.433-1.436
Fp	340-360°C
storage temp.	no restrictions.
solubility	Soluble in sulfuric acid. Insoluble in acetone and ammonia.
form	Very Deliquescing Powder
color	White
Specific Gravity	2.39
Odor	Pungent odour
PH	1 (5g/l, H2O, 20℃)
PH Range	<2
Water Solubility	Soluble in sulfuric acid. Insoluble in acetone and ammonia. Decomposes in water.
Sensitive	Moisture Sensitive
Merck	14,7355
crystal system	Three sides
Sublimation	340-360 ºC
Space group	R3c
Lattice constant	a/nmb/nmc/nmα/oβ/oγ/oV/nm31.030351.030351.3510290901201.2421
Stability:	Stability Stable, but reacts violently with water, alcohols, metals, sodium, potassium, ammonia, oxidizing agents, HF, peroxides, magnesium, strong bases.
Cosmetics Ingredients Functions	BUFFERING CHELATING
InChI	1S/O10P4/c1-11-5-12(2)8-13(3,6-11)10-14(4,7-11)9-12
InChIKey	YWEUIGNSBFLMFL-UHFFFAOYSA-N
SMILES	O=P12OP3(=O)OP(=O)(O1)OP(=O)(O2)O3
CAS DataBase Reference	1314-56-3(CAS DataBase Reference)
NIST Chemistry Reference	Diphosphorus pentoxide(1314-56-3)
EPA Substance Registry System	Phosphorus pentoxide (1314-56-3)

Safety Information

Hazard Codes	C
Risk Statements	35
Safety Statements	22-26-45
RIDADR	UN 1807 8/PG 2
WGK Germany	1
RTECS	TH3945000
F	3-10
TSCA	TSCA listed
HS Code	2809 10 00
HazardClass	8
PackingGroup	II
Storage Class	8A - Combustible corrosive hazardous materials
Hazard Classifications	Eye Dam. 1 Skin Corr. 1A
Hazardous Substances Data	1314-56-3(Hazardous Substances Data)

Product Application Of Phosphorus pentoxide CAS#1314-56-3

Phosphorus(V) oxide is used as a drying and dehydrating agent, a condensation reagent in organic synthesis and a laboratory reagent. It is also used in sugar refining and in fire extinguishing. Phosphorus pentoxide in DMSO forms an Onodera reagent which oxidizes alcohols. It is capable of converting mineral acids to anhydrides.

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