Title: Germane
CAS Registry Number: 7782-65-2
Additional Names: Germanium hydride
Molecular Formula: GeH4
Molecular Weight: 76.67
Percent Composition: Ge 94.74%, H 5.26%
Literature References: Prepd by the action of lithium aluminum hydride on a germanium halide in ether soln: Finholt et al., J. Am. Chem. Soc. 69, 2692 (1947); by reduction of GeO2 by sodium hydoborate: Griffiths, Inorg. Chem. 2, 375 (1963).
Properties: Colorless gas. mp -165°, bp -90°, d4-142 1.523. Slightly sol in hot hydrochloric acid, dec in nitric acid.
Melting point: mp -165°
Boiling point: bp -90°
Density: d4-142 1.523
CAUTION: Potential symptoms of overexposure are malaise, headache, giddiness, fainting; dyspnea; nausea, vomiting; kidney injury; hemolytic effects. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 150. |