Title: Lead Azide
CAS Registry Number: 13424-46-9
Molecular Formula: N6Pb
Molecular Weight: 291.24
Percent Composition: N 28.86%, Pb 71.14%
Line Formula: Pb(N3)2
Literature References: Prepd from sodium azide and lead nitrate: Schenk in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) p 763. Review: B. T. Fedoroff et al., Encyclopedia of Explosives and Related Items vol. 1 (Picatinny Arsenal, Dover, N.J., 1960) pp A545-A587. Review of toxicology and human exposure: Toxicological Profile for Lead (PB99-166704, 1999) 640 pp.
Properties: Needles or white powder. Explodes at 350° or on percussion. Heat of formation (25°): +110.5 kcal/mol. Soly in water: 0.023% at 18°; 0.09% at 70°. Freely sol in acetic acid. Insol in NH4OH.
Use: As primer in explosives. In the form of dextrinated lead azide. |