CAS Registry Number: 6882-68-4 Open image in new window
Taxonomy: Physicochemical and Pharmacological Properties of Alkaloids – Quinolizidine Alkaloids
Biological sources: Leptorhabdos parviflora, Sophora alopecuroides
C15H24N2O: 248.1889
Mp: 109°C (pet. ether) [1], 236°C (methiodide) [2]
[α]D −64° (H2O)
Solubility: very sol. org. solvs., H2O [1, 2]
IR: 2903, 2820, 1658, 1629, 1458, 1444, 1315, 1180, 1124, 1027, 989, 900 [2]
MSm/z: 248(M+, 86), 2479100), 205(25), 177(19), 150(37), 96(37) [3]
1H NMR: 1.89(1H, J = 11.4, 2.7, Ha-2), 1.98(1H, J = 11, 7.4, Ha-10), 2.51(1H, J = 11, 9, 3.8, He-10), 2.61(1H, J = 11.4, He-2), 2.92(1H, H-11), 3.33(1H, J = 13.6, 11.2, Ha-17), 3.37(1H, J = 13.3, 4.9, He-17) [4, 5]
Table 1
C-2 |
55.7 |
C-7 |
41.2 |
C-12 |
21.7 |
3 |
28.5 |
8 |
23.9 |
13 |
19.2 |
4 |
32.6 |
9 |
22.0 |
14 |
30.6 |
5 |
30.8 |
10 |
50.4 |
15 |
171.2 |
6 |
63.2 |
11 |
56.2 |
17 |
47.4 |
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