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第13章:复习与练习
核磁共振波谱法(NMR)是用于结构测定的众多光谱技术中最有价值的一种。尽管本章我们重点讨论了NMR在小分子中的应用,但更先进的NMR
1. Nuclear magnetic resonance spectroscopy, or NMR, is the most
Nuclear magnetic resonance spectroscopy, or NMR, is the most
2. ^{\text{13}}C spectra are run on Fourier-transform NMR (FT–N
^{\text{13}}C spectra are run on Fourier-transform NMR (FT–N
3. Chemistry Matters — Magnetic Resonance Imaging (MRI)
Chemistry Matters — Magnetic Resonance Imaging (MRI)
4. Additional Problems
Additional Problems
5. Part 5
Part 5
6. Part 6
Part 6
7. Part 7
Part 7
8. Part 8
Part 8
9. Part 9
Part 9
10. Problem 13-38 Predict the splitting pattern for each kind of
Problem 13-38 Predict the splitting pattern for each kind of
11. Problem 13-41 Identify the indicated sets of protons as unre
Problem 13-41 Identify the indicated sets of protons as unre
12. Problem 13-45 Propose structures for the two compounds whose
Problem 13-45 Propose structures for the two compounds whose
13. Problem 13-49 How could you use ^{\text{1}}H and ^{\text{13}
Problem 13-49 How could you use ^{\text{1}}H and ^{\text{13}
14. Problem 13-53 The compound whose ^{\text{1}}H NMR spectrum i
Problem 13-53 The compound whose ^{\text{1}}H NMR spectrum i
15. Problem 13-57 The ^{\text{1}}H and ^{\text{13}}C NMR spectra
Problem 13-57 The ^{\text{1}}H and ^{\text{13}}C NMR spectra
16. Problem 13-61 Propose a structure for compound C, which has
Problem 13-61 Propose a structure for compound C, which has
17. Problem 13-65 3-Methyl-2-butanol has five signals in its ^{\
Problem 13-65 3-Methyl-2-butanol has five signals in its ^{\
18. Problem 13-69 The proton NMR spectrum is shown for a compoun
Problem 13-69 The proton NMR spectrum is shown for a compoun
19. Key Terms
Key Terms
20. - DEPT-NMR - diastereotopic - downfield - enantiotopic
- DEPT-NMR - diastereotopic - downfield - enantiotopic
21. - FT–NMR - homotopic - integration - multiplet
- FT–NMR - homotopic - integration - multiplet
22. - n + 1 rule - nuclear magnetic resonance (NMR) spectroscopy
- n + 1 rule - nuclear magnetic resonance (NMR) spectroscopy
23. - upfield
- upfield