N
X
C
Hal
O
N
S
P Si
Natural
Products
Solvents
C
C
C
C C
C
4.5 Aromatic Hydrocarbons
99
4.5 Aromatic Hydrocarbons
4.5.1 Chemical Shifts
13 C Chemical Shifts of Aromatic Hydrocarbons (δ in ppm) [1]
128.5
125.5
135.2
119.7
140.1
137.4
123.9
137.4
126.3
126.3
122.4
131.9
128.3
130.1
126.6
124.6
130.9
127.0
124.6
124.2
129.0
128.0
129.7
30.3
140.0
145.9
124.3
119.5
127.9
128.2
127.4
122.7
128.4
132.1
123.9 127.5
127.5
127.5
143.2
128.0
124.5
126.1
125.9
125.5
123.6
120.9
132.1
143.9
136.8
134.7
143.5
144.7
137.3
32.8
39.1
25.3
23.6
37.7
29.5
29.2
36.8
133.8
128.0
128.1
126.2
131.8
137.3
143.2
126.0
124.8
119.7
126.5
126.5
125.3
133.7
128.7
139.7
141.6