Table 10.
Comparison of the 13C NMR resonances of the terminal units in 11, 17, and 19 with those of the corresponding carbons in 2 and 5a.
| No | 2 | 5 | 11 | 11vs2 | 11vs5 | 17 | 17vs2 | 17vs5 | 19 | 19vs2 | 19vs5 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| δC | δC | δC | ΔδC | ΔδC | δC | ΔδC | ΔδC | δC | ΔδC | ΔδC | |
| 2 | 84.43 | 83.80 | 84.44 | 0.01 | 0.64 | 85.1 | 0.67 | 1.3 | 84.49 | 0.06 | 0.69 |
| 3 | 68.09 | 68.32 | 68.08 | −0.01 | −0.24 | 68.18 | 0.09 | −0.14 | 68.13 | 0.04 | −0.19 |
| 4 | 29.04 | 28.84 | 29.18 | 0.14 | 0.34 | 29.22 | 0.18 | 0.38 | 29.14 | 0.10 | 0.30 |
| 5 | 156.15 | 156.14 | 156.09 | −0.06 | −0.05 | 156.15 | 0 | 0.01 | 155.98 | −0.17 | −0.16 |
| 6 | 96.39 | 96.37 | 96.30 | −0.09 | −0.07 | 96.60 | 0.21 | 0.23 | 96.45 | 0.05 | 0.07 |
| 7 | 152.19 | 152.17 | 152.11 | −0.08 | −0.06 | 152.08 | −0.11 | −0.09 | 152.52 | 0.33 | 0.35 |
| 8 | 106.69 | 106.4 | 106.79 | 0.10 | 0.39 | 106.39 | −0.3 | −0.01 | 107.12 | 0.43 | 0.72 |
| 9 | 151.41 | 150.80 | 151.36 | −0.05 | 0.56 | 151.29 | −0.12 | 0.49 | 151.00 | −0.41 | 0.20 |
| 10 | 103.01 | 102.69 | 103.11 | 0.10 | 0.42 | 103.08 | 0.07 | 0.39 | 102.80 | −0.22 | 0.11 |
| 1’ | 130.47 | 130.77 | 130.37 | −0.10 | −0.40 | 129.95 | −0.52 | −0.82 | 130.43 | −0.04 | −0.34 |
| 2’ | 115.65 | 115.30 | 115.83 | 0.18 | 0.53 | 116.31 | 0.66 | 1.01 | 115.70 | 0.05 | 0.40 |
| 3’ | 146.30 | 146.35 | 146.21 | −0.09 | −0.14 | 146.11 | −0.19 | −0.24 | 146.20 | −0.10 | −0.15 |
| 4’ | 146.74 | 146.70 | 146.70 | −0.04 | 0.00 | 146.92 | 0.18 | 0.22 | 146.70 | −0.04 | 0.00 |
| 5’ | 116.22 | 116.24 | 116.28 | 0.06 | 0.04 | 116.78 | 0.56 | 0.54 | 116.00 | −0.22 | −0.24 |
| 6’ | 120.66 | 120.30 | 120.81 | 0.15 | 0.51 | 121.31 | 0.65 | 1.01 | 120.74 | 0.08 | 0.44 |
| ΣΔδC | √0.22 | 2.47 | √2.03 | 4.28 | 84.49 | √−0.06 | 2.19 |
The 13C NMR data (100 MHz) was acquired in CD3OD with the temperature set as 278 K. √With smaller ΣΔδC value.