Unusual Degradation of the Rhenium Silyl Ester Cp(NO)(PPh3)ReCO2SiMe2Ph to the Bimetallic -![]()
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- 作者：Stephen M. Tetrick ; Marisa DiBiase Cavanaugh ; Fook S. Tham ; and Alan R. Cutler
- 刊名：Organometallics
- 出版年：1998
- 出版时间：May 11, 1998
- 年：1998
- 卷：17
- 期：10
- 页码：1925 - 1927
- 全文大小：71K
- 年卷期：v.17,no.10(May 11, 1998)
- ISSN：1520-6041
文摘
The silyl estersCp(PPh3)(NO)ReCO2SiR3(2)are produced from treatment ofCp(PPh3)(NO)ReCOBF4with the silanolates R3SiONa (R3Si= PhMe2Si, Et3Si)in CH2Cl2 (0 
C) or ofCp(PPh3)(NO)ReCO2K withR3SiCl in THF. Upon handling, 2 degraded to thebimetallocarboxylatesCp(PPh3)(NO)ReCO2Re(CO)(NO)(PPh3)(OSiR3) (3), one of which(SiR3 = SiMe2Ph) wascharacterized by X-ray crystallography as a
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rs/eta.gif" BORDER=0 >1(C(Re1)):rs/eta.gif" BORDER=0 >2(O,O'(Re2)) bimetallocarboxylate.
C) or ofCp(PPh3)(NO)ReCO2K withR3SiCl in THF. Upon handling, 2 degraded to thebimetallocarboxylatesCp(PPh3)(NO)ReCO2Re(CO)(NO)(PPh3)(OSiR3) (3), one of which(SiR3 = SiMe2Ph) wascharacterized by X-ray crystallography as ar.gif">-rs/eta.gif" BORDER=0 >1(C(Re1)):rs/eta.gif" BORDER=0 >2(O,O'(Re2)) bimetallocarboxylate.