Synthesis of tetraphenylstibonium alkyl- and aryl- sulphonates. Crystal structure of tetraphenylstibonium benzenesulphonate hydrate
作者:Robert Rüther、Friedo Huber、Hans Preut
DOI:10.1016/0022-328x(85)88068-2
日期:1985.11
The tetraphenylstibonium sulphonates Ph4SbO3SR·nH2O (n = 1, R = C6H5; n = 0, R = CH3, CF3, CH2CH2OH, 4-CH3C6H4, 2,4(NO2)2C6H3) have been obtained by neutralization of tetraphenylstibonium hydroxide with the appropriate alkyl- or aryl-sulphonic acid. The crystal structure of tetraphenylstibonium benzenesulfonate hydrate has been determined by single crystal X-ray diffraction. The sulphonate group is
四苯基sti磺酸盐Ph 4 SbO 3 SR· n H 2 O(n = 1,R = C 6 H 5 ; n = 0,R = CH 3,CF 3,CH 2 CH 2 OH,4-CH 3 C 6 H 4,2,4-(NO 2)2 C ^ 6 ħ 3)是通过用适当的烷基磺酸或芳基磺酸中和氢氧化四苯基sti得到的。四苯基sti苯磺酸盐水合物的晶体结构已经通过单晶X射线衍射确定。磺酸根基团与锑的配位关系不确定,锑的三角双锥体环境变形。相当长的Sb longO键(2.506(4)Å)和Sb周围多面体的变形以及磺酸根基团的IR数据与SbO键中离子键性质大的假设相符。从IR数据推断出其他四苯基sti磺酸盐的类似分子结构。