Table 2 1H (600 MHz) and 13C (151 MHz) NMR data for compound 5 in CDCl3
From: Active constituents of Zanthoxylum nitidium from Yunnan Province against leukaemia cells in vitro
Position | δH, m(J in Hz) | δC | HMBC |
|---|---|---|---|
2 | 132.8 | ||
3 | 128.9 | ||
4 | 7.04, m | 111.1 | C-5, C-3, C-7 |
5 | 154.1 | ||
6 | 6.75, dd (8.7, 2.4) | 110.8 | C-7, C-5, C-7a |
7 | 6.98, d (8.7) | 100.4 | C-7a, C-5, C-6, C-4, C-4a |
4a | 104.1 | ||
7a | 130.2 | ||
8 | 3.65, s | 30.3 | C-2, C-3, C-4a |
9 | 172.8 | ||
10 | 2.28, s | 11.7 | C-2 |
5-OCH3 | 3.84, s | 56.0 | C-5 |
9-OCH3 | 3.65, s | 52.0 | C-9 |