“Virtual coupling” in heteronuclear chemical-shift correlation by two-dimensional NMR. A simple test
✍ Scribed by Gareth A Morris; Kari I Smith
- Publisher
- Elsevier Science
- Year
- 1985
- Weight
- 243 KB
- Volume
- 65
- Category
- Article
- ISSN
- 0022-2364
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switched-angle sample spinning (SASS) (13); however, this By comparing experimental and calculated two-dimenis limited to situations where the isotropic spectra have only sional anisotropic chemical-shift/heteronuclear dipolar coua few resonances and is technically demanding because of pling [separa
When the protomproton decoupled heteronuclear two-dimensional chemical shift correlation experiment is applied to a molecule containing methylene groups, the spectra show not only the expected signals at the two proton chemical shifts, but also a strong artifact. This artifact appears at the average