CONFORMATION OF [1-C-13,N-15]ACETYL-L-CARNITINE - ROTATIONAL-ECHO, DOUBLE-RESONANCE NUCLEAR-MAGNETIC-RESONANCE SPECTROSCOPY

被引:47
作者
ANDERSON, RC
GULLION, T
JOERS, JM
SHAPIRO, M
VILLHAUER, EB
WEBER, HP
机构
[1] FLORIDA STATE UNIV,DEPT CHEM,TALLAHASSEE,FL 32306
[2] SANDOZ INC,RES INST,DEPT CENT TECHNOL,E HANOVER,NJ 07936
[3] SANDOZ INC,RES INST,DEPT METAB DIS,E HANOVER,NJ 07936
[4] SANDOZ INC,RES INST,DEPT PRECLIN RES,E HANOVER,NJ 07936
[5] SANDOZ LTD,DRUG DESIGN GRP,CH-4002 BASEL,SWITZERLAND
关键词
D O I
10.1021/ja00147a016
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The conformation of [1-C-13,N-15]acetyl-L-carnitine is studied by rotational-echo, double-resonance (REDOR) NMR experiments. The REDOR results show that acetyl-L-carnitine adopts an extended molecular conformation in the solid state for both crystalline and lyophilized samples. These findings are in contrast to various X-ray-determined structures of racemic acetylcarnitine showing folded conformations.
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页码:10546 / 10550
页数:5
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