Phosphorus(V) oxide, ACS, 98% min

Description

For Use As a Drying and Dehydrating Agent, As a Condensing Agent in organic Synthesis, in Sugar Refining | CAS: 1314-56-3 | O5P2 | 141.94 g/mol

Used as a drying and dehydrating agent, condensation reagent in organic synthesis and a laboratory reagent. Used in sugar refining, and in fire extinguishing. Phosphorus pentoxide in DMSO forms Onodera reagent, which oxidizes alcohols. Capable of converting mineral acids to anhydrides.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 1314-56-3
• Molecular Formula: O5P2
• Molecular Weight (g/mol): 141.94
• MDL Number: MFCD00011440
• InChI Key: DLYUQMMRRRQYAE-UHFFFAOYSA-N
• IUPAC Name: tricyclo[3.3.1.1³,⁷]tetraphosphoxane-1,3,5,7-tetrone
• SMILES: O=P12OP3(=O)OP(=O)(O1)OP(=O)(O2)O3

• Boiling Point: 360°C (sublimation)
• Melting Point: 340°C
• Color: White
• Physical Form: Powder
• Quantity: 4 x 500 g
• Assay Percent Range: 98% min.
• Synonym: Phosphoric anhydride, Phosphoric oxide
• Solubility Information: Soluble in H₂SO₄. Insoluble in acetone and ammonia. Decomposes in water.
• Formula Weight: 141.94
• Grade: ACS
• Odor: Odorless
• Sensitivity: Moisture sensitive
• Appearance: White powder
• Density: 2.39
• Chemical Name or Material: Phosphorus(V) oxide

Safety and Handling

Hazard Category	H314-H335
Precautionary Statement	P260-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P501c
DOTInformation	DOT Class: 8, Packaging Group: II
EINECSNumber	215-236-1
RTECSNumber	TH3945000
TSCA	Yes
Recommended Storage	Ambient temperatures; Store under Nitrogen

SDS

RUO – Research Use Only