N
X
C
Hal
O
N
S
P Si
Natural
Products
Solvents
C
C
C
C C
C
4.9 Nitrogen Compounds
127
4.9.6 Imines and Oximes
13 C Chemical Shifts of Imines and Oximes (δ in ppm)
N
N
H
N
N
N
H
H 3 C
56.6
29.7
29.3
17.8
41.3
129.7
129.7
136.4
139.8
169.2
127.7
128.1
128.1
128.5
23.6
50.6
17.3
22.6
154.2
130.4
131.4
128.3
128.8
127.2
128.8
139.5
136.3
165.3
160.4
119.4
120.9
128.9
129.2
123.2
125.9
151.7
152.1
163.4
H 3 C
N
OH
H 3 C
N OH
N
OH
H
N
H
OH
N
H
H 3 C
OH
N
H 3 C
OH
H
N
H 3 C
H 3 C
OH
12.4
27.5
32.3
15.0
11.2
13.6
15.0
27.1
21.7
26.1
26.3
24.6
21.4
159.4
148.2
155.4
154.3
155.9
129.1
129.0
128.5
128.0
126.0
128.0
136.5
134.0
N
OH
147.8
151.9
152.3
19.6
31.5
20.2
13.9