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Table 1 13C-NMR chemical shifts (150 MHz, acetonitrile-d3) of salinomycinic acid (SalH), sodium salinomycin (SalNa) and complexes 1 -2

From: Cd(II) and Pb(II) complexes of the polyether ionophorous antibiotic salinomycin

C-atom SalH SalNa 1 2
11C = O 215.53 220.23 216.77 215.75
1COOH 177.86 185.06 184.98 184.60
19CH = 133.65 130.58 132.59 133.03
18CH = 123.43 123.57 122.23 123.95
*21C 107.72 107.52 107.44 108.96
*17C 100.14 100.00 100.24 99.99
*24C 89.04 89.20 88.84 89.33
29CH 77.83 77.88 78.14 78.11
13CH 78.60 76.87 78.76 77.41
3CH 75.51 76.99 76.84 75.24
25CH 75.05 75.11 74.67 76.05
7CH 72.73 72.12 72.13 72.30
*28C 71.47 70.8 71.87 73.74
9CH 69.89 69.24 69.63 70.60
20CH 68.10 67.46 67.70 67.22
12CH 56.80 56.55 57.28 54.58
2CH 49.25 51.62 49.24 55.08
10CH 49.09 49.91 48.69 49.59
16CH 41.42 41.48 41.73 41.74
15CH2 39.09 39.16 39.39 38.90
22CH2 37.49 38.10 36.57 36.64
8CH 37.06 36.76 36.92 36.43
14CH 33.66 33.44 33.89 33.55
23CH2 31.53 33.15 32.37 33.91
31CH2 31.92 32.86 32.09 31.92
27CH2 30.19 29.57 30.24 30.47
6CH 29.06 28.94 29.15 28.97
33CH3 26.03 27.76 26.07 28.97
5CH2 26.94 27.43 27.13 27.02
41CH2 23.47 24.17 23.56 24.85
26CH2 22.72 20.42 22.41 20.47
4CH2 20.77 20.72 21.16 21.50
35CH3 17.86 17.87 18.19 17.95
36CH2 18.68 16.20 19.39 17.02
34CH3 15.99 16.29 16.07 16.06
30CH3 15.31 15.12 15.24 14.8
38CH3 13.47 12.94 13.70 13.34
37CH3 14.15 13.31 14.09 13.81
42CH3 12.20 12.94 12.71 13.01
40CH3 11.65 11.27 12.09 11.59
39CH3 7.83 7.18 7.97 7.48
32CH3 6.79 6.87 6.94 6.83