ORGANOMETALLIC DERIVATIVES OF DIPHOSPHINOAMINES, X2PN(R)PX2 - REACTIONS WITH CARBONYL DERIVATIVES OF GROUP-6 METALS AND IRON PENTACARBONYL - THE CRYSTAL-STRUCTURES OF [MO(CO)4PHN(P(OPH)2)2] AND [W(CO)4-ISO-PRN(PPH2)2]

被引:80
作者
BALAKRISHNA, MS
PRAKASHA, TK
KRISHNAMURTHY, SS
SIRIWARDANE, U
HOSMANE, NS
机构
[1] INDIAN INST SCI, DEPT INORGAN & PHYS CHEM, BANGALORE 560012, KARNATAKA, INDIA
[2] SO METHODIST UNIV, DEPT CHEM, DALLAS, TX 75275 USA
基金
美国国家科学基金会;
关键词
D O I
10.1016/0022-328X(90)85032-T
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The diphosphinoamines X2PN(R)PX2 (L) (R = Me or Ph, X = OCH2CF3 or OPh; R = Ph, X = OC6H4Br-p; R = iPr, X = Ph) react with group 6 metal carbonyl derivatives to yield the cis-chelate complexes [M(CO)4(L-PP′)]. The structures of cis-[Mo(CO)4PhN(P(OPh)2)2] (3d) and cis-[W(CO)4iPrN(PPh2)2] (4f) have been established by single crystal X-ray diffraction studies. Reactions with iron pentacarbonyl yield complexes in which a chelating or a bridged-bidentate mode of coordination of the ligands is observed. © 1990.
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页码:203 / 216
页数:14
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