4026. Ferric Hypophosphite

Nomenclature

CAS number: 7783-84-8
FeH6O6P3; mol wt 250.81.
Fe 22.27%, H 2.41%, O 38.27%, P 37.05%.
Fe(H2PO2)3.

Description and references

Prepn: U.S.D. 25th ed, p 573.

Properties

White or grayish-white powder. Odorless, tasteless. Sol in 2300 parts cold water, 1200 parts boiling water; more sol in water in presence of H3PO2; sol in warm concd solns of alkali citrates. Protect from light. Should not be heated or triturated with chlorates, nitrates, or other oxidizing agents.

Use

Formerly as dietary supplement for phosphorus.