Phosphorus(V) oxide, ACS, 98% min, Thermo Scientific Chemicals
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Thermo Scientific Chemicals
Phosphorus(V) oxide, ACS, 98% min, Thermo Scientific Chemicals
For Use As a Drying and Dehydrating Agent, As a Condensing Agent in organic Synthesis, in Sugar Refining
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4 x 500 g
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500 g
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Catalog number 010524.57
also known as 010524-57
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Chemical Identifiers
CAS1314-56-3
IUPAC Nametricyclo[3.3.1.1³,⁷]tetraphosphoxane-1,3,5,7-tetrone
Molecular FormulaO5P2
InChI KeyDLYUQMMRRRQYAE-UHFFFAOYSA-N
SMILESO=P12OP3(=O)OP(=O)(O1)OP(=O)(O2)O3
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SpecificationsSpecification SheetSpecification Sheet
Assay (unspecified)98.0% P₂O₅
Insoluble material0.02%
Impurity contentNH₄ 0.01%
Impurity contentP₂O₃ P.T. (limit about 0.02%)
Trace Metals(as Pb) 0.01%
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.

RUO – Research Use Only