Table 3 Spectral determination of rutin in 1H-NMR and 13C-NMRa
From: Antigenotoxic properties of Paliurus spina-christi Mill fruits and their active compounds
Atom C/H | δH (ppm) | J (Hz) | δC (ppm) |
|---|---|---|---|
2 | - | - | 82.89 |
3 | - | - | 68.78 |
4 | - | - | 28.13 |
5 | - | - | 156.85 |
6 | 6.19 d | 1.8 | 95.53 |
7 | - | - | 157.60 |
8 | 6.38 d | 2.4 | 96.28 |
9 | - | - | 157.84 |
10 | - | - | 100.73 |
1’ | - | - | 131.60 |
2’ | 7.66 d | 1.8 | 107.20 |
3’ | - | - | 146.87 |
4’ | - | - | 134.01 |
5’ | 6.86 d | 8.5 | 146.87 |
6’ | 7.64 dd | 8.5/1.8 | 107.20 |
β-Glucose | |||
1” | 5.10 d | 7.9 | 104.8 |
2” | 3.46 dd | 9.8/7.5 | 75.7 |
3” | 3.25 t | 9.8 | 78.1 |
4” | 3.29 ϕ | ϕ | 71.4 |
5” | 3.38 m | 77.1 | |
6”a | 3.79 dd | 11.0/1.2 | 68.6 |
6”b | 3.63 dd | 12.0/4.9 | |
α-rhamnose | |||
1” | 4.51 d | 1.8 | 102.4 |
2” | 3.63 dd | 3.7/1.8 | 72.1 |
3” | 3.53 dd | 9.8/3.7 | 72.2 |
4” | 3.28 t | 9.8 | 73.9 |
5” | 3.43 m | - | 69.7 |
6” | 1.12 d | 6.7 | 17.9 |