Zinc Phosphide

Title: Zinc Phosphide
CAS Registry Number: 1314-84-7
Molecular Formula: P2Zn3
Molecular Weight: 258.17
Percent Composition: P 23.99%, Zn 76.01%
Line Formula: Zn3P2
Literature References: Toxicity study: L. Y. Ming, Malays. Agric. J. 52, 166 (1979).
Properties: Dark gray tetragonal crystals, lustrous or dull powder; faint phosphorus odor. d 4.55. When strongly heated with the exclusion of air it melts and finally sublimes. The mp has been given as 420° and the bp as 1100°. When kept dry it is quite stable. Insol in water, alcohol. Sol in benzene, carbon disulfide; reacts with HCl, H2SO4 with evolution of spontaneously flammable phosphine. Reacts violently with concd H2SO4, HNO3 and other oxidizing agents. Keep dry. LD50 in male, female rats (mg/kg): 12.00, 15.72 orally (Ming).
Melting point: mp has been given as 420°
Boiling point: bp as 1100°
Density: d 4.55
Toxicity data: LD50 in male, female rats (mg/kg): 12.00, 15.72 orally (Ming)
Use: Rodenticide.
Zinc p-Phenolsulfonate Zinc Propionate Zinc Pyrophosphate Zinc Salicylate Zinc Selenate