5731. Manganese Hypophosphite

Nomenclature

CAS number: 10043-84-2
H4MnO4P2; mol wt 184.91.
H 2.18%, Mn 29.71%, O 34.61%, P 33.50%.
Mn(H2PO2)2.

Derivative

Monohydrate.

Properties

Pink, odorless, almost tasteless crystals or powder. When heated evolves spontaneously flammable phosphine. One gram dissolves in 6.5 ml water, 6 ml boiling water. Insol in alcohol.