Crystal and molecular structure of [(C6H5)(2)P(=O)(CH2CH2N(CH3)(3))(+)][I-]

被引:0
|
作者
Churchill, MR [1 ]
See, RF [1 ]
Rominger, RL [1 ]
Atwood, JD [1 ]
机构
[1] ST LOUIS UNIV,DEPT CHEM,ST LOUIS,MO 63103
关键词
phosphine oxide; quaternary ammonium; water-soluble phosphine; crystal structure; hydrogen bonding;
D O I
暂无
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
The title compound crystallizes in the centrosymmetric triclinic space group P (1) over bar with Z = 4. The crystallographic asymmetric unit contains two independent cations; interatomic distances within these include P=O = 1.47(1) and 1.47(1)Angstrom, P-C6H5 = 1.78(2)-1.81(1)Angstrom and P-CH(2)CH(2)NMe(3)(+) = 1.80(1) and 1.81(1)Angstrom. The phosphine oxide moiety is involved in intermolecular hydrogen bonding (O ... H-C, with O .. H greater than or equal to 2.42 Angstrom) and the iodide is involved in I ... H-C contacts with I ... H greater than or equal to 3.10 Angstrom.
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页码:747 / 752
页数:6
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