From Wikipedia, the free encyclopedia
Aurosilane
Names
IUPAC name
Tetraaurosilane
Other names
Silicon tetraauride
Identifiers
InChI=1S/4Au.Si
Key: HAWKSDAOUYSVMB-UHFFFAOYSA-N
Properties
SiAu4
Molar mass
675.159
Related compounds
silane
caesium auride
Except where otherwise noted, data are given for materials in their
standard state (at 25 °C [77 °F], 100 kPa).
Chemical compound
Aurosilane is an
inorganic compound with a
chemical formula of SiAu4 . In this compound, gold acts as an electron acceptor with a valence of -1. Aurosilane has been isolated as a type of
gold
silane .
[1] Its unit cell parameters are a=5.658, c=5.605 A.
[2] The
LUMO and the four Si-Au bonding orbitals of SiAu4 are similar to those of SiH4 .
[3]
In addition,
silicon can also form other compounds with gold such as Si3 Au3
[4]
References
^ Kiran, Boggavarapu; Li, Xi; Zhai, Hua-Jin; Cui, Li-Feng; Wang, Lai-Sheng (2004-04-13).
"[SiAu4]: Aurosilane" . Angewandte Chemie International Edition . 43 (16): 2125–2129.
doi :
10.1002/anie.200353602 .
ISSN
1433-7851 .
PMID
15083462 .
^ Tasci, Emre S.; Sluiter, Marcel H.F.; Pasturel, Alain; Villars, Pierre (January 2010).
"Liquid structure as a guide for phase stability in the solid state: Discovery of a stable compound in the Au–Si alloy system" . Acta Materialia . 58 (2): 449–456.
Bibcode :
2010AcMat..58..449T .
doi :
10.1016/j.actamat.2009.09.023 .
Archived from the original on 2020-02-12. Retrieved 2019-11-19 .
^
Atomic Clusters: From Gas Phase to Deposited . Elsevier. 2007-05-24.
ISBN
978-0-08-047595-0 .
^ Kiran, Boggavarapu; Li, Xi; Zhai, Hua-Jin; Wang, Lai-Sheng (2006).
"Gold as hydrogen: Structural and electronic properties and chemical bonding in Si3Au3+/0/-and comparisons to Si3H3+/0/-" (PDF) . The Journal of Chemical Physics . 125 (125): 133204.
Bibcode :
2006JChPh.125m3204K .
doi :
10.1063/1.2216707 .
PMID
17029451 . Archived from
the original (PDF) on 2015-12-25. Retrieved 2023-05-20 .
External reading
Gold(-I) Gold(I)
Gold(II) Gold(I,III) Gold(III)
Gold(V) Gold(VI)