Compound | Position | 13C NMR Chemical Shift (δ, ppm) | Coupling Constants JCC (Hz) | %13Ca | %13C13Cb |
---|---|---|---|---|---|
Cytidine (1) | 2 | 159.7 | 1.1 | ||
4 | 168.4 | 55.5 (5) | 1.3 | 7.3 (5) | |
5 | 98.9 | 55.3 (4) | 1.2 | 8.5 (4) | |
6 | 144.4 | 1.2 | |||
1' | 92.2 | 42.7 (2') | 1.6 | 22.1 (2') | |
2' | 76.6 | 42.5 (1') | 1.6 | 22.8 (1') | |
3' | 71.9 | 38.7 (4') | 1.5 | 25.3 (4') | |
4' | 86.4 | 38.7 (3'), 42.0 (5') | 1.6 | 23.7 (3', 5'), 2.8 (5') | |
5' | 63.5 | 42.0 (4') | 1.5 | 27.4 (4') | |
Adenosine (2) | 2 | 154.7 | 1.1 | ||
4 | 150.6 | n.d. | |||
5 | 121.3 | n.d. | |||
6 | 157.8 | 2.7 | |||
8 | 142.7 | 1.1 | |||
1' | 90.4 | 42.7 (2') | 1.7 | 23.5 (2') | |
2' | 75.8 | 42.5 (1') | 1.8 | 22.8 (1') | |
3' | 72.7 | 38.5 (4') | 1.7 | 26.0 (4') | |
4' | 87.9 | 41.8 (5'), 38.3 (3') | 1.6 | 24.6 (3', 5'), 2.9 (5') | |
5' | 63.6 | 41.3 (4') | 1.7 | 25.9 (4') | |
Guanosine (3) | 6 | 156.4 | 1.3 | ||
2 | 153.8 | 1.1 | |||
4 | 150.1 | 1.1 | |||
5 | 115.7 | 1.0 | |||
8 | 135.6 | 1.2 | |||
1' | 86.5 | 42.9 (2') | 1.7 | 22.8 (2') | |
2' | 73.7 | 42.9 (1') | 1.7 | 22.3 (1') | |
3' | 70.2 | 38.4 (4') | 1.7 | 24.1 (4') | |
4' | 85.2 | 41.8 (5'), 38.0 (3') | 1.6 | 26.0 (3', 5'), 2.8 (5') | |
5' | 61.3 | 42.0 (4') | 1.7 | 26.5 (4') |