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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