Table 3 1H (600 MHz) and 13C (151 MHz) NMR data for compound 6 in CDCl3
From: Active constituents of Zanthoxylum nitidium from Yunnan Province against leukaemia cells in vitro
Position | δH, m(J in Hz) | δC | HMBC |
|---|---|---|---|
1 | 7.12, s | 104.3 | C-2, C-12a, C-12 |
2 | 148.0 | ||
3 | 147.5 | ||
4 | 7.57, s | 101.0 | C-3, C-4b |
4a | 131.1 | ||
4b | 139.3 | ||
6 | 5.02, m | 55.1 | C-4b, C-10a |
6a | 128.0 | ||
7 | 145.5 | ||
8 | 152.1 | ||
9 | 6.99, d (J = 8.5 Hz) | 111.6 | C-7, C-10a |
10 | 7.58, d (J = 8.5 Hz) | 118.8 | C-8, C-10b, C-6a |
10a | 124.9 | ||
10b | 123.8 | ||
11 | 7.73, d (J = 8.7 Hz) | 119.8 | C-4b, C-4a, C-10a |
12 | 7.50, d (J = 8.7 Hz) | 124.0 | C-1, C-10b, C-12a |
12a | 127.5 | ||
N-CH3 | 2.68, s | 42.9 | C-6 |
7-OCH3 | 3.99, s | 61.0 | C-7 |
8-OCH3 | 3.95, s | 55.8 | C-8 |
-O-CH2-O- | 6.06, s | 101.0 | |
1′ | 171.7 | ||
2′ | 2.38, s | 39.2 | C-1′, C-6 |
3′ | 4.17, d (J = 7.1 Hz) | 60.3 | |
4′ | 1.21, d (J = 7.1 Hz) | 14.2 | C-3′ |