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The Use of Tris(Trimethylsilyl)Arsine to Prepare AlAs, GaAs and InAs. The X-Ray Crystal Structure of (Me3Si)3AsAlCl3.C7H8.

Published online by Cambridge University Press:  25 February 2011

Richard L. Wells ,
Colin G. Pitt ,
Andrew T. Mcphail ,
Andrew P. Purdy ,
Soheila Shafieezad  and
Robert B. Hallock.
Richard L. Wells
Affiliation:
Department of Chemistry, Duke University, Durham, NC 27706.
Colin G. Pitt
Affiliation:
Department of Chemistry, Duke University, Durham, NC 27706.
Andrew T. Mcphail
Affiliation:
Department of Chemistry, Duke University, Durham, NC 27706.
Andrew P. Purdy
Affiliation:
Department of Chemistry, Duke University, Durham, NC 27706.
Soheila Shafieezad
Affiliation:
Department of Chemistry, Duke University, Durham, NC 27706.
Robert B. Hallock.
Affiliation:
Department of Chemistry, Duke University, Durham, NC 27706.
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Abstract

The reactions of (Me3Si)3As with group III halides have been utilized to prepare AlAs, GaAs and InAs. The adduct (Me3Si)3AsAlCl3 has been isolated as an intermediate in the formation of AlAs from (Me3Si)3As and AICI3. The crystal structure of its toluene solvate has been determined.

Type
Research Article
Information
MRS Online Proceedings Library (OPL) , Volume 131: Symposium E – Chemical Perspectives of Microelectronic Materials I , 1988 , 45
Copyright
Copyright © Materials Research Society 1989

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References

REFERENCES

1. Stringfellow, G.B., J. Electron. Mater. 171, 327 (1988).CrossRefGoogle Scholar
2. Pitt, C.G., Purdy, A.P., Higa, K.T., and Wells, R.L., Organometallics 5, 1266 (1986); A.P. Purdy, R.L. Wells, A.T. McPhail, and C.G. Pitt, Organometallics 6, 2099 (1987); R.L. Wells, S. Shafieezad, A.T. McPhail, and C.G. Pitt, J. Chem. Soc., Chem. Commun. 1,7n, 1823; R.L. Wells, A.P. Purdy, A.T. McPhail, and C.G. Pitt, J. Organomet. Chem. 354, 287 (1988).CrossRefGoogle Scholar
3. The reactions of (Me3Si)3As with GaCl3, GaBr3 and InCl3 are described in more detail in the following: Wells, R.L., Pitt, C.G., McPhail, A.T., Purdy, A.P., Shafieezad, S., and Hallock, R.B., Chemistry of Materials (in press).Google Scholar
4. All manipulations were carried out on a vacuum line or in a nitrogen-filled glovebox. The quanitities of Me3SiCl or Me3SiBr formed in the reactions were determined as HCl or HBr by vacuum distillation of all volatiles from the reaction mixture followed by hydrolysis and titration with standard NaOH solution.Google Scholar
5. Becker, V.G., Gutekunst, G., and Wessely, H.J., Z. Anorg. Allg. Chem. 462, 113(1980).Google Scholar
6. Crystallographic calculations were performed on PDP11/44 and MicroVAX computers by use of the Enraf-Nonius Structure Determination Package incorporating the direct methods program MULTAN11/82.Google Scholar
7. R=Σ | |Fo| – |Fc| | / Σ |Fo|; Research-articlew =[Σw(|Fo| – |Fc|)2/Σw(|Fo|)2]1/2; w =1/σ 2(|Fo|); Σw(|Fo- |Fc |)2 minimized.Google Scholar