✦ LIBER ✦
Cycle time as a variable in homonuclear decoupling in solids: use of CRAMPS to determine minor constituent impurities in organic crystals to ≤0.005%
✍ Scribed by Bernard C. Gerstein; Hideaki Kimura
- Publisher
- John Wiley and Sons
- Year
- 2001
- Tongue
- English
- Weight
- 80 KB
- Volume
- 39
- Category
- Article
- ISSN
- 0749-1581
- DOI
- 10.1002/mrc.892
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✦ Synopsis
Abstract
The use of proton CRAMPS NMR with varying cycle time and gain is shown to avoid the problems of dynamic range and probe background, and to allow residual solvent in some organic crystals such as durene to determined with an accuracy of ≤0.005%. Copyright © 2001 John Wiley & Sons, Ltd.