A MAS NMR method for measuring 13C-17O distances

被引:91
作者
Chopin, L
Vega, S [1 ]
Gullion, T
机构
[1] Weizmann Inst Sci, Dept Chem Phys, IL-76100 Rehovot, Israel
[2] Florida State Univ, Dept Chem, Tallahassee, FL 32306 USA
[3] W Virginia Univ, Dept Chem, Morgantown, WV 26506 USA
关键词
D O I
10.1021/ja9732183
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Results of C-13,O-17-rotational-echo, double-resonance NMR (REDOR) and C-13,O-17-rotational-echo, adiabatic-passage, double-resonance NMR (REAPDOR) experiments on asparagine monohydrate are reported. The measurement of carbon-oxygen distances in a solid sample with magic-angle spinning NMR and O-17-enriched water is illustrated. These results show that determining the relative location of bound water in solids is possible and suggest that measuring distances between spin-1/2 nuclei and other chemical types of oxygen is feasible.
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页码:4406 / 4409
页数:4
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