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Table 3 1H,13C-NMR spectral data of tri-n-butyl chebulate [in DMSO-d6, TMS]

From: Antibacterial constituents of Fructus Chebulae Immaturus and their mechanisms of action

No. δ H δ C No. δ H δ C
1   162.9 1′ 3.96 (2H, m) 64.9
2    2′ 1.47 (2H, m)a 30.0d
3 5.27 (1H, d, J = 0.8 Hz) 76.4 3′ 1.25 (2H, m)b 18.5e
4 3.70 (1H, dd, J = 0.8 Hz, 7.6 Hz) 35.7 4′ 0.84 (3H, m)a 13.5f
5   115.7 1″ 3.99 (2H, m) 64.9
6   145.5 2″ 1.51 (2H, m)a 30.0d
7   138.8 3″ 1.29 (2H, m)b 18.5e
8   142.7 4″ 0.87 (3H, m)c 13.5f
9 6.92 (1H, s) 107.5 1‴ 3.90 (2H, t, J = 2.4 Hz) 63.8
10   114.6 2‴ 1.35 (2H, m)c 29.9d
11 3.07 (1H, m) 43.2 3‴ 1.10 (2H, m)b 18.2e
12 2.76 (1H, dd, J = 16.8, 10.8 Hz) 33.7 4‴ 0.75 (3H, t, J = 7.2 Hz)c 13.3f
2.35 (1H, dd, J = 16.8, 4.0 Hz)
13   169.3    
14   172.4    
15   171.0    
  1. a, b, c, d, e, f: overlap, can be exchanged