Table 12:
Data for Scheme
2
.
Ring size
73
Ge (ppm)
(Hz)
Digermacycloalkanes
10
6.2
67
12
n/a
14
5.0
35
18
3.5
45
22
1.9
100
Tetragermacycloalkanes
20
5.0
60
24
6.2
100
28
1.9
70
36
1.2
130
44
5.0
120