DIRECT TRANSFORMATION OF 6-COORDINATE TO 3-COORDINATE PHOSPHORUS IN PARA-TERT-BUTYLCALIX[4]ARENE - THE 1ST X-RAY CRYSTAL-STRUCTURE OF A HYPERVALENT MAIN GROUP ATOM BOUND TO A CALIXARENE

被引:49
作者
KHASNIS, DV [1 ]
BURTON, JM [1 ]
LATTMAN, M [1 ]
ZHANG, HM [1 ]
机构
[1] SO METHODIST UNIV, DEPT CHEM, DALLAS, TX 75275 USA
关键词
D O I
10.1039/c39910000562
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Removal of dimethylamine from the zwitterionic six-coordinate phosphorus species p-tert-butylcalix[4]areneP(H)NHMe2 1 leads to the three-coordinate derivative p-tert-butylcalix[4]arene(H)P 4; the X-ray structure of Li[p-tert-butylcalix[4]areneP(H)NMe2] 3 gives an insight as to why to pentacoordinate species is observed.
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页码:562 / 563
页数:2
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