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Table 1 1H (600 MHz) and 13C (151 MHz) NMR data for compound 4 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   160.9  
3 6.16, d, (7.1) 111.0 C-8a, C-2
4 7.96, d, (7.1) 138.8 C-5a, C-2, C-5
5   128.8  
6 6.33, d (1.5) 91.3 C-8a, C-5, C-8, C-7
7   156.6  
8   152.3  
8a   103.9  
5a   149.0  
1′ 4.54, dd (7.5, 1.5) 70.0 C-2′, C-5, C-3′
2′ 5.57, d (1.5) 120.2 C-4′, C-5′
3′   139.0  
4′ 1.68, s 18.0 C-5′, C-2′, C-3′
5′ 1.73, s 25.8 C-4′, C-2′, C-3′
7-OCH3 3.94, s 56.4 C-7
8-OCH3 3.90, s 56.4 C-8