PREPARATION OF S7X+MF6- (X = F, CL, M = AS, SB) AND VIBRATIONAL-SPECTRA OF THE SERIES S7F+, S7CL+, S7BR+, S7I+

被引:8
作者
MINKWITZ, R
NOWICKI, J
机构
[1] Fachbereich Chemie, Anorganische Chemie, Universitat Dortmund, D-4600 Dortmund 50
关键词
D O I
10.1021/ic00337a032
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The salts S7F+MF6− and S7Cl+MF6− (M = As, Sb) have been prepared by reaction of S82+(MF6−)2 with NaF and KCl in liquid SO2. In comparison to those of the known compounds S7Br+MF6− and S7I+MF6−, their thermal stabilities are much smaller. The new products have been characterized by analytical and spectroscopic methods. IR and Ra spectra of the complete series S7X+MF6− (X = F, Cl, Br, I; M = As, Sb) have been recorded and the SX and SS stretching vibrations can be assigned: v(SF) = 804, v(SCl) = 528, v(SBr) = 416, v(SI) = 353 cm−1; v(SS) for the ring system are found in the range 570-330 cm−1. © 1990, American Chemical Society. All rights reserved.
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页码:2361 / 2364
页数:4
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