From: Phytoconstituents of Adenanthera pavonina Linn from the bark extracts
Carbon no. | 1 | 4 | 5 | 6 | 7 | |||
---|---|---|---|---|---|---|---|---|
1H δ (ppm) | 1H δ (ppm) | 13C δ (ppm) | 1H δ (ppm) | 1H δ (ppm) | 13C δ (ppm) | 1H δ (ppm) | ||
1 | - | 2.99 (distorted t, 2H) | 37.0 | 0.86 (d, 3H, J = 7.92 Hz) | 4.04 (s, br, 2H) | 67.5 | 2.99 (distorted triplet,2H) | |
2 | 1.98 (s, 2H) | 3.65 (distorted t, 2H) | 34.4 | 3.87 (m,1H) | 204 | 3.17 (distorted triplet,2H, H-2) | ||
3 | 180.3 | 1.24–1.53 (m,13×2H) | 2.34 (t, 2H, J = 7.4 Hz) | 33.65 | ||||
4 | 1.2–1.34 (m, 16H) | 3.18 (br, 2H) | 46.9 | 1.24 (m, 34H) | 22.71, 24.43 29.09, 29.37, 29.45, 31.95, 33.65, | 3.65 (s,2H) | ||
5 | 2.27 (m, 1H) | 37.3 | ||||||
6 | 4.15 (m, 1H) | 79.1 | 5.35 (distorted triplet, 1H) | |||||
7 | 1.24–1.36 (m, 2×2H, 1H) | 31.9 | ||||||
8 | 37.3 | 1.68 (m, 2H) | ||||||
9 | 55.4 | 1.24 (m, 1H) | ||||||
10 | 38.9 | |||||||
11 | 1.95 (m,2H) | 22.7 | 1.24 (m, 2H) | |||||
12 | 1.54 (m, 2H) | 1.24 (m, 2H) | 32.2 | 1.24 (m, 2H) | ||||
13 | 3.33 (distorted triplet, 2H) 1.62 (s, br, OH) | 56.3 | ||||||
14 | 4.05 (q, J = 7.17 Hz, 2H) | 1.24 (m,1H) | 42.5 | 1.24 (m, 1H) | ||||
15 | 0.81 (t, 3H) | 1.52 (m, 2H) | 24.9 | 1.51 (m, 2H) | ||||
16 | 0.79 (s, 3H) | 1.52 (m, 2H) | 29.4 | 2.35 (distorted triplet,2H) | 1.51 (m, 2H) | |||
17 | 0.79 (s, 3H) | 2.71 (m, 1H) | 56.0 | 5.42 (distorted triplet,1H) | 2.98 (m, 1H) | |||
18 | 0.81 (s,3H) | 18.3 | 0.74 (s, 3H) | |||||
19 | 0.74 (s,3H) | 14.7 | 2.03 (s,3H) | 0.81 (s,3H) | ||||
20 | 150.4 | |||||||
21 | a | 4.60 (br, s, 1H) | 109.7 | 0.86 (t, 3H, J = 6.28 Hz) | 14.13 | 4.72 (br, s, 1H,) | ||
b | 4.73 (br, s, 1H) | 4.59 (br,s, 1H) | ||||||
22 | 1.67 (m, 2H) | 40.5 | 1.60 (distorted triplet, 2H) | |||||
23 | 1.27 (m,2H) | 27.4 | 1.36 (m, 2H) | |||||
24 | 2.18 (m, 1H) | 34.4 | 2.27 (m, 1H) | |||||
25 | 1.60 (m,1H) | 29.4 | 1.63 (m, 1H) | |||||
26 | 0.96 (d, 3H, J = 7.0 Hz) | 19.4 | 0.94 (d, 3H, J = 9 Hz) | |||||
27 | 0.94 (d, 3H, J = 7.0 Hz) | 20.9 | 0.94 (d, 3H, J = 9 Hz) | |||||
28 | 1.37 (m, 2H) | 24.9 | 1.36 (m, 2H) | |||||
29 | 0.87 (distorted t, 3H) | 14.1 | 0.86 (t, 3H, J = 6.9 Hz) | |||||
1′ | 2.34 (t, 2H, J = 7.4 Hz) 2.16 (br, -N-H proton) | 57.6 | ||||||
2′ | 1.63 (m, 2H) | 24.43 | ||||||
3′ | 0.86 (t, 3H, J = 6.28 Hz) | 14.13 | ||||||
4′ | 8.08 (d,1H, J = 8.0 Hz) | |||||||
5′ | 7.47 (dd,1H, J = 8.0 and 7.2 Hz) | |||||||
6′ | 7.60 (d,1H, J = 7.2 Hz) |