ISOLATION OF A PHOSPHENIUM ION WITH A P-C SIGMA-BOND

被引:22
作者
REED, RW [1 ]
XIE, ZW [1 ]
REED, CA [1 ]
机构
[1] UNIV SO CALIF,DEPT CHEM,LOS ANGELES,CA 90089
关键词
D O I
10.1021/om00011a013
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The first example of an X-ray crystallographically characterized two-coordinate phosphorus cation. with a P-C single sigma bond is described. [P(mesityl)(N-i-Pr-2)][AlCl4] was prepared by treatment of PCl(mesityl)(N-i-Pr-2) with Al2Cl6 in dichloromethane. The phosphenium ion character of the cation is reflected in the large downfield P-31 chemical shift (500 ppm) and can be compared to 313 ppm in the corresponding bis(dialkylamido) cation [P(N-i-Pr-2)(2)](+).
引用
收藏
页码:5002 / 5004
页数:3
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