N
X
C
O
N
S
Hal
Solvents
Natural
Products
P Si
C
C
C C
C
C
208
5 1 H NMR
5.7.2 Chloro Compounds
1 H Chemical Shifts and Coupling Constants (δ in ppm, J in Hz)
Cl
7.28
7.22
a
b
c
d
e
H
H
Cl
H
Cl
Cl
Cl
a
Cl
H
H
H
H
H
d
c
b
e
H
Cl
H
H
H
H
H
H
1.58
1.18
3.88
2.22
1.33
1.84
1.68
Cl
H
H
H
H
H
H
H
1.76
1.26
4.59
2.00
1.77
1.55
1.75
5.48
5.39
6.26
3.06
5.33
7.26
3.47
3.47
1.06
5.89
4.14
2.07
1.55
1.60
3.42
1.41
0.92
2.05
1.68
1.81
1.33
3 J ab 14.5
3 J ac 7.5
2 J bc -1.4
3 J ab 7.0
3 J ac 3.6
2 J bc -6.0
3 J bd 10.3
3 J be 7.1
3 J ce 10.6
3 J 7.2
3 J 6.1
3 J 6.4
3 J 6.8
a
b
c
2.96
0.87
0.74
CHCl 3
CH 2 Cl 2
CH 3 Cl
Cl
3.67
Cl
Cl
Cl
Cl
Cl
Cl
H
CCl 3
7.89
7.27
7.25
a
b
c
d
e
7.33
3 J ab 8.1
4 J ac 1.1
5 J ad 0.5
4 J ae 2.3
3 J bc 7.5
4 J bd 1.7
3 J ab 8.1
4 J ac 1.1
5 J ad 0.5
4 J ae 2.4
3 J bc 7.5
4 J bd 1.4
3 J ab 7.7
4 J ac 1.1
3 J bc 7.8
5 J cg 0.7
3 J de 8.1
4 J df 1.0
5 J dg 0.2
3 J ef 6.8
4 J eg 0.6
3 J fg 7.8
Cl
Cl
7.65
7.74
7.65
7.74
*; **: assignments
interchangeable
7.72*
7.79*
8.21
7.49
7.48
7.43
7.45**
7.47**
7.28
7.40
a
c
d
g
f
b
e