Phosphinidene- and Phosphido-Bridged Complexes from a η2-Arylthioxophosphane Cyclopentadienylchromium Complex
Phosphinidene- and Phosphido-Bridged Complexes from a η2-Arylthioxophosphane Cyclopentadienylchromium Complex
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来自 η2-芳基硫代膦环戊二烯基铬络合物的膦亚基和磷基桥络合物
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发表时间:
2003
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通讯作者:
L. Goh
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作者:
Z. Weng;W. Leong;J. Vittal;L. Goh
The reaction of the η 2 -arylthioxophosphane complex CpCr(CO) 2 (SP(H)Ar) (2; Ar = C 6 H 4 -OCH 3 ) with [CpCr(CO) 3 ] 2 (1) at 110 °C led to the isolation of new structurally characterized complexes: hydridophosphido-bridged Cp 2 Cr 2 (CO) 4 (CO-H)(μ 2 -P(H)Ar) (3), bis(phosphido)-bridged Cr=Cr doubly bonded Cp 2 Cr 2 (CO) 2 (μ 2 -P (H) Ar) 2 (4), and μ 3 -phosphinidene cubanes Cp 4 Cr 4 S 3 (μ 3 -PAr) (5) and Cp 4 Cr 4 S 2 (μ 3 -PAr) 2 (6), together with CpCr(CO) 3 H (7) and Cp 4 Cr 4 S 4 (9) with yields of 4, 11, 16, 32, 5, and 19%, respectively.