DOUBLE INSERTION OF METHYLENE INTO NICKEL PHOSPHORUS BONDS - SYNTHESIS AND STRUCTURE OF [NI(CH2PPH2CH2PPH2)2][BR]2

被引:9
作者
GONG, JK [1 ]
PETERS, TB [1 ]
FANWICK, PE [1 ]
KUBIAK, CP [1 ]
机构
[1] L WARYNSKI SILESIAN MED ACAD,DEPT CHEM,PL-41808 ZABRZE,POLAND
关键词
D O I
10.1021/om00039a051
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The new nickel phosphorus ylide complex, [Ni(CH2PPh2CH2PPh2)2][Br]2 (1) has been prepared by the reaction of Ni(COD)2, dppm (bis(diphenylphosphino)-methane), and CH2Br2. The complex crystallizes from DMSO as 1.2DSMO: triclinic space group P1BAR, a = 9.972 (2) angstrom, b = 12.061 (2) angstrom, c = 12.675 (2) angstrom, alpha = 114.19 (1)-degrees, beta = 100.71 (1)-degrees, gamma = 91.45 (1)-degrees, V = 1357.6 angstrom 3 (Z = 1). Complex 1 can be reversibly deprotonated by 2 equiv of NaNH2 to afford Ni(CH2PPh2CHPPh2)2 (2) and reprotonated by HBr.
引用
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页码:1392 / 1394
页数:3
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