1. 1H and 12C NMR spectra of some amino acids
phenylalanine
glycine
alanine
tyrosine
valine
What are the common groups
of all amino acids?

2. 2 4 6 8 10 12
PPM
1H NMR
glycine 20 40 60 80
100
120
140
160
180
PPM
13 C NMR

3. 2 4 6 8 10 12
PPM
1H NMR
alanine 20 40 60 80
100
120
140
160
180
PPM
13 C NMR

4. 2 4 6 8 10 12
PPM
1H NMR
valine 20 40 60 80
100
120
140
160
180
PPM
13 C NMR

5. 1H NMR 13 C NMR phenylalanine 2 4 6 8 10 12 PPM 20 40 60 80 100 1202 4 6 8 10 12
PPM
1H NMR
phenylalanine 20 40 60 80
100
120
140
160
180
PPM
13 C NMR

6. 2 4 6 8 10 12
PPM
1H NMR
tyrosine 20 40 60 80
100
120
140
160
180
PPM
13C NMR