Table 2. 13C NMR Data of Compounds 1–5 in DMSO-d6 at 200 MHz.
1 | 2 | 3 | 4 | 5 | |
---|---|---|---|---|---|
position | δC, type | δC, type | δC, type | δC, type | δC, type |
1 | 155.2, C | 155.7, C | 156.0, C | 155.6, C | 161.2, C |
3 | 136.2, CH | 136.8, CH | 136.4, CH | 136.5, CH | 132.4, CH |
4 | 122.1, CH | 122.7, CH | 122.3, CH | 122.4, CH | 104.9, CH |
4a | 135.6, C | 136.2, C | 136.2, C | 136.1, C | 132.9, C |
5 | 106.4, CH | 106.9, CH | 106.6, CH | 106.8, CH | 107.0, CH |
6 | 156.7, C | 157.2, C | 157.6, C | 157.3, C | 153.3, C |
7 | 152.6, C | 153.2, C | 153.2, C | 153.1, C | 149.2, C |
8 | 106.0, CH | 106.4, CH | 106.6, CH | 106.4, CH | 107.2, CH |
8a | 123.7, C | 124.2, C | 124.1, C | 124.3, C | 119.5, C |
α | 33.0, CH2 | 33.5, CH2 | 33.1, CH2 | 33.5, CH2 | |
9 | 127.8, C | 128.2, C | 126.7, C | 128.5, C | |
10 | 122.0, CH | 122.3, CH | 122.8, CH | 123.0, CH | |
11 | 143.3, C | 144.0, C | 142.6, C | 142.7, C | |
12 | 150.4, C | 151.0, C | 149.0, C | 150.9, C | |
13 | 114.0, CH | 114.5, CH | 118.1, CH | 114.6, CH | |
14 | 125.4, CH | 125.8, CH | 125.7, CH | 126.7, CH | |
1′ | 155.4, C | 64.3, CH | 156.0, C | ||
3′ | 136.3, CH | 44.7, CH2 | 136.4, CH | ||
4′ | 122.2, CH | 21.3, CH2 | 122.3, CH | ||
4a′ | 135.7, C | 122.3, C | 136.2, C | ||
5′ | 106.4, CH | 112.1, CH | 106.6, CH | ||
6′ | 156.8, C | 148.9, C | 157.6, C | ||
7′ | 152.7, C | 146.9, C | 153.2, C | ||
8′ | 105.9, CH | 111.6, CH | 106.3, CH | ||
8a′ | 123.8, C | 121.3, C | 124.1, C | ||
α′ | 33.2, CH2 | 40.2, CH2 | 33.8, CH2 | 191.6, CH | |
9′ | 128.6, C | 130.1, C | 129.2, C | 131.3, C | |
10′/14′ | 129.6, CH | 131.7, CH | 129.8, CH | 132.1, CH | |
11′/13′ | 116.4, CH | 116.3, CH | 116.8, CH | 116.2, CH | |
12′ | 156.7, C | 157.2, C | 157.4, C | 163.2, C | |
CH3N-2 | 45.8, CH3 | 46.4, CH3 | 46.1, CH3 | 46.3, CH3 | 46.3, CH3 |
CH3O-6 | 56.7, CH3 | 57.2, CH3 | 57.2, CH3 | 57.2, CH3 | 57.2, CH3 |
CH3O-7 | 56.8, CH3 | 57.0, CH3 | 56.9, CH3 | 56.9, CH3 | 56.9, CH3 |
CH3O-12 | 55.7, CH3 | 56.3, CH3 | 56.2, CH3 | ||
CH3N-2′ | 45.9, CH3 | 39.9, CH3 | 46.1, CH3 | ||
CH3O-6′ | 56.8, CH3 | 55.9, CH3 | 57.2, CH3 | ||
CH3O-7′ | 56.6, CH3 | 55.1, CH3 | 56.9, CH3 |