Title: Barium Hypophosphite

CAS Registry Number: 14871-79-5

Molecular Formula: BaH4O4P2

Molecular Weight: 267.30

Percent Composition: Ba 51.38%, H 1.51%, O 23.94%, P 23.18%

Line Formula: Ba(H2PO2)2

Literature References: Prepd by treating white phosphorus with barium hydroxide: 8P + 3Ba(OH)2.8H2O + H2O ® 3Ba(H2PO 2)2.H2O + 2PH3: Rose, Pogg. Ann. 9, 370 (1827); Klement in Handbook of Preparative Inorganic Chemistry Vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) p 557.

 

Derivative Type: Monohydrate

Properties: Monoclinic platelets with nacreous sheen from hot water. Poisonous! d417 2.90. Soly (g/100 ml H2O): 28.6 (17°); 33.3 (100°). Practically insol in alcohol.

Density: d417 2.90

 

Use: In nickel plating.