lab practical spring '19

  1. O-H
    ~3700-3200
  2. N-H
    ~3500-3300
  3. Csp-H
    Image Upload 1
    3200-3300
  4. Csp2-H
    Image Upload 2
    3200-3000
  5. Csp3-H
    Image Upload 3
    2900-3000
  6. Aldehyde C-H
    Image Upload 4
    Two peaks at: 2900-2800 and 2800-2700
  7. C≡N
    2200
  8. C≡C
    2100
  9. C=O
    1800-1650
  10. C=C
    1670-1600
  11. Chemical Shifts Next
  12. R-H
    1-2.5ppm
  13. N-H, O-H
    1-5ppm
  14. C=C-H
    3-7ppm
  15. Amide-H
    5-9ppm
  16. Ar-H
    6-8.5ppm
  17. Aldehyde-H
    9-10ppm
  18. Carboxylic-H
    10-13ppm
  19. splitting
    number of hydrogens within 3 sigma bonds + 1
  20. Integration
    number of hydrogens represented by a peak
  21. General Carbon Chemical Shifts Next
  22. C-C
    0-50ppm
  23. C-O
    50-100ppm
  24. C=C
    100-150ppm
  25. C=O
    150-200ppm
  26. Carbon Chemical Shifts Next
  27. C=O (in ketones)
    205-220ppm
  28. C=O (in aldehydes)
    190-200ppm
  29. C=O (in acids and esters)
    160-185ppm
  30. C in aromatic groups
    125-150ppm
  31. C=C (in alkenes)
    115-140ppm
  32. RCH2O-
    50-90ppm
  33. RCH2Cl
    30-60ppm
  34. RCH2NH2
    30-65ppm
  35. R3CH
    25-35ppm
  36. CH3CO-
    20-50ppm
  37. R2CH2
    16-25ppm
  38. RCH3
    10-15ppm
  39. EAS (electrophilic aromatic substitution mechanism)
    Image Upload 5
  40. Wittig Mechanism
    Image Upload 6
  41. Oxidation Mechanism
    Image Upload 7
  42. Reduction with NaBH4 Mechanism
    Image Upload 8
  43. Reduction with L-Selectride Mechanism
    Image Upload 9
  44. Esterification (absolute configuration lab)
    Image Upload 10
  45. Aldol Condensation Mechanism
    Image Upload 11
  46. Degrees of Unsaturation (DoU) Formula
    • (2C + 2 + N - X - H) / 2
    • C= # of carbons
    • N= # of nitrogens
    • X= $ of halogens (F, Cl, Br, I)
    • H= # of hydrogens
Author
jocelyn0399
ID
345950
Card Set
lab practical spring '19
Description
lab practical
Updated