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POLY PHOSPHORIC ACID

CAS No. 8017-16-1
Phosphorus Pentasulfide

Product Features

Poly Phosphoric acid (PPA) is widely employed as acylation reagent In various reactions. It is a strong mineral acid with excellent dehydrating properties.

Specification

Properties

Molecular formula H3PO4
Chemical Name & Synonyms 153.33 g/mol
Molecular Weight 98.0 g/mol
Assay 99.00% Min

Application

  • Organic Synthesis

    Poly phosphoric acid is used in the synthesis of aromatic sulfones, N-substituted amides and 4-aminobenzophenones. It is also used in dehydration, Fischer-Indole Synthesis, Beckmann Rearrangement and Schmidt Rearrangement reactions.

  • Catalyst

    It can be used as a catalyst in the synthesis of various aromatic ketones. PPA is used as a catalyst during the synthesis of dimethyl carbonate (DMC) from urea and methanol.

  • Other

    It also acts as an absorbent for the ammonia generated in the process. PPA is used to prepare silica-supported poly phosphoric acid (PPA-SiO2), an easy to handle reusable heterogeneous catalyst.

Packing

Poly Phosphoric Acid is available in 50 Kg HDPE Carboys.