N
X
C
O
N
S
Hal
Solvents
Natural
Products
P Si
C
C
C C
C
C
126
4 13 C NMR
4.9.3 Nitrites and Nitrates
13 C Chemical Shifts of Nitrites and Nitrates (δ in ppm)
4.9.4 Nitrosamines and Nitramines
13 C Chemical Shifts of Nitrosamines (δ in ppm)
13 C Chemical Shifts of Nitramines (δ in ppm)
4.9.5 Azo and Azoxy Compounds
13 C Chemical Shifts of Azo and Azoxy Compounds (δ in ppm)
O NO
N
N
O
H 3 C
H 3 C
N
+
N
O
–
N
N
32.5
129.0
152.7
148.3
122.3
144.0
122.8
128.7
131.5
130.9
125.5
129.5
128.7
40.0
N
H 3 C
NO 2
NO 2
N
N
O
N
N
O
N
N
O
32.1
19.1
45.2
20.3
22.5
11.3
13.7
19.5
10.2
31.5
20.8
12.4
13.1
82.5
78.0
173.7
29.1
20.1
19.9
68.2
75.3
69.6
40.6
11.8
23.7
54.2
45.4
38.4
11.5
39.9
41.5
51.1
47.0
14.5
H 3 C–NH–NO 2
O NO
O NO 2
O NO 2
O NO 2
O NO
O
N
H
NO 2
N NO 2
H 3 C
H 3 C