CAS 8017-16-1

Polyphosphoric acids

Description:

Polyphosphoric acids are a group of inorganic compounds characterized by their polymeric structure, consisting of chains of phosphate units. They are typically produced by the condensation of phosphoric acid and contain varying numbers of phosphate groups, leading to a range of molecular weights and properties. These acids are viscous, colorless to yellowish liquids that are hygroscopic and can absorb moisture from the air. Polyphosphoric acids are highly acidic and can act as strong dehydrating agents, making them useful in various chemical reactions, including the synthesis of organic compounds and as catalysts in certain processes. They are also employed in the production of fertilizers, detergents, and flame retardants. Due to their high viscosity and reactivity, handling polyphosphoric acids requires caution, as they can cause severe burns upon contact with skin or mucous membranes. Additionally, they can release phosphoric acid upon hydrolysis, which is important in various applications, including food processing and pharmaceuticals.

Formula: (H)n·(P)n·(O)₃n

Synonyms:

• Acides polyphosphoriques
• Acidos Polifosforicos
• Condensed phosphoric acids
• Phospholeum
• Phosphoric acid, poly-
• Polyphosphoric acid
• Polyphosphorsauren
• Ppa 116
• Ppa 80
• Ppa 82
• Ppa 84
• Ppa 85
• Ppa 88
• Super Phos 105
• Polyphosphoric acids
• PolyphosphoricacidPOviscousliq
• PPA
• Tetraphosphoric acid
• Superphosphoric Acid
• Polyphosphoricacid,ca84%(asphosphoruspentoxide)
• Polyphosphoric acid (83% P2O5)
• Polyphosphorsuren
• condensedphosphoricacid
• condensedphosphoricacid(non-specificname)
• Phosphoric acids, super-or poly-
• acidesuperphosphorique
• acidepolyphosphorique
• Polyphosphoic Acid
• POLYPHOSPHORIC ACID FOR SYNTHESIS
• POLYPHOSPHORIC ACID , 84% MIN.
• Polyphosphoric acid, > 84% phosphate (as P2O5), pure
• POLYPHOSPHORIC ACID REAGENT GRADE 115&
• Polyphosphoric acid PPA 105% , 115%, 116%

Polyphosphoric acid, ca 84% (as phosphorus pentoxide)

CAS: 8017-16-1

Polyphosphoric acid is used as a dehydrating agent, cyclizing agent, acylating agent, analytical reagent and as a ring closing reagent. It is used in the production of phosphate esters, acid phosphates and pharmaceuticals. It is involved in metal treatment and as an asphalt and a bitumen additive. F

Formula: (HO₃P)n

Purity: 84%

Color and Shape: Clear colorless to pale yellow, Viscous liquid

Ref: 02-L14856

Polyphosphoric acid (83% P₂O₅)

CAS: 8017-16-1

Polyphosphoric acid (83% P2O5)

Formula: H₃PO₄·P₂O₅

Purity: 83%

Color and Shape: viscous liq.

Molecular weight: 239.95

Ref: 08-93-1552

Polyphosphoric acid, ca 84% (as phosphorus pentoxide)

CAS: 8017-16-1

Ref: 10-F094845

Polyphosphoric Acid

Controlled Product

CAS: 8017-16-1

Applications Polyphosphoric Acid is a ligand used as an analytical tool to image nanoparticles through photon emission topography. Used also in the synthesis of pharmaceuticals.
References Peng J. et al.: Biomat., 37, 9535 (2013);

Color and Shape: Neat

Ref: TR-P689470

Polyphosphoric acid

Controlled Product

CAS: 8017-16-1

Polyphosphoric acid is a polymerase chain reaction (PCR) reagent that is used as a potent antagonist. It reacts with metal ions to form polymers, which can be used in the synthesis of polymers. Polyphosphoric acid has been shown to react with acyl halides to produce acylated polymers and with hydroxyl groups to produce polymers containing phosphonic acid groups. Polyphosphoric acid also reacts with carbonyl groups, forming polyphosphates. FT-IR spectroscopy has been used to study the chemical interactions of polyphosphoric acid with test samples. The FT-IR spectrum of pure polyphosphoric acid shows peaks at 1601, 1528, 1450, 1248 cm-1, corresponding to the carbonyl group; 1704 cm-1 corresponding to the hydrogen bond; and 3368 cm-1 corresponding to the hydroxyl group.

Purity: Min. 95%

Color and Shape: Clear Liquid

Ref: 3D-FP36491

Polyphosphoric Acid extrapure, 83-87% P2O5

CAS: 8017-16-1

Formula: HnPnO₃n

Purity: ~115%

Color and Shape: Clear, Colourless, Syrupy liquid

Ref: SR-41098