Skip to main content
. Author manuscript; available in PMC: 2013 Jul 9.
Published in final edited form as: J Ethnopharmacol. 2010 Mar 19;129(2):220–226. doi: 10.1016/j.jep.2010.03.008

Table 1.

1H (400 MHz) and 13C (100 MHz) NMR signals assignments of 1 (in CDCl3).

No. carbon δH, J in Hz δCa
2 167.9 s
3 5.14 (1H, s) 87.8 d
4 170.9 s
5 129.1 s
6 143.9 s
7 124.4 s
8 6.85 (1H, d, 1.6) 110.2 d
9 147.6 s
10 149.4 s
11 6.82 (1H, d, 8.0) 108.1 d
12 6.92 (1H, dd, 8.0, 1.6) 125.1 d
13 6.04 (2H, s) 101.7 t
4-OCH3b 3.76 (3H, s) 59.1 q
6-OCH3b 3.67 (3H, s) 59.0 q
a

multiplicitiy obtained from DEPT-135 and DEPT-90 spectra, s: C; d: CH; t: CH2; q: CH3;

b

Signals interchangeable