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. 2018 Mar 6;34(3):159–172. doi: 10.1007/s12550-018-0310-9

Table 2.

151-MHz 13C NMR data for six mycotoxin glucosides in α and ß configuration recorded in d4-methanol at 26 °C. Chemical shift assignment

13C-NMR shifts
Analyte
Position T-2-3-O-α-Glcp HT-2-3-O-α-Glcp 15-OH-T-2-3-O-α-Glcp T-2-3-O-β-Glcp HT-2-3-O-β-Glcp T2 triol-3-O-β-Glcp
2 77.79 77.90 78.06 80.32 80.44 80.60
3 82.25 85.45 82.86 83.69 87.13 87.81
4 82.05 79.89 82.39 81.02 79.92 79.81
5 50.01 49.81 49.91 49.91 49.87 49.60
6 44.28 43.91 45.68 44.17 43.99 44.63
7 28.52 28.60 28.72 28.64 28.72 29.22
8 69.37 69.62 69.73 69.18 69.58 69.86
9 137.06 137.04 137.01 137.21 137.29 137.32
10 125.17 125.40 125.40 124.90 125.35 125.58
11 68.60 68.72 69.00 68.34 68.68 69.05
12 65.15 65.21 65.40 65.12 65.43 64.10
13 47.76 47.33 47.89 47.72 47.43 47.59
14 7.13 7.52 6.93 6.90 7.41 7.05
15 65.84 65.88 63.75 65.68 65.86 65.81
16 20.42 20.44 20.37 20.29 20.50 20.44
17 173.95 174.05 174.25 173.81 174.06 174.25
18 44.46 44.54 44.56 44.35 44.58 45.32
19 26.89 29.93 26.87 26.78 26.97 26.94
20 22.76 22.77 22.74 22.61 22.75 22.79
21 22.71 22.72 22.73 22.56 20.50 20.44
CH3 (Ac) 21.23 20.78 21.21 20.81 21.07 21.21
20.65
C=O (Ac) 172.41 172.28 172.74 172.09 172.17
172.09 172.02
1’ 99.54 99.32 99.77 103.61 104.13 104.50
2’ 73.37 73.55 73.55 74.63 74.89 75.01
3’ 74.70 74.94 74.80 77.91 78.20 78.13
4’ 71.45 71.77 71.51 71.29 71.36 71.31
5’ 74.42 74.17 74.44 78.17 78.24 78.18
6’ 62.22 62.57 62.20 62.47 62.58 62.52