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. Author manuscript; available in PMC: 2011 Aug 1.
Published in final edited form as: Food Chem Toxicol. 2010 May 9;48(8-9):2011–2020. doi: 10.1016/j.fct.2010.04.039

Table 1a.

1H NMR and 13C NMR spectral data of α-turmerone and ar-turmerone

1H NMR (DMSO) 13C NMR (CDCl3)
Carbon no. α-turmerone ar-turmerone α-turmerone ar-turmerone
1 2.35–2.45, (1H, m) 39.69 143.7
2 5.82, (1H, dd, J=1.5, 10.2) 7.28 (1H, s) 129.1 126.6
3 6.32, (1H, dd, J=2.4, 10.2) 7.28, (1H, s) 126.6 129.1
4 133.8 135.5
5 4.91, (1H, br) 7.28, (1H, s) 120.1 129.0
6 2.35–2.45, (2H, m) 7.28, (1H, s) 25.7 126.6
7 2.35–2.45, (1H, m) 3.45, (1H, m) 34.0 35.3
8a 2.63–2.72, (1H, m) 2.86, (1H, dd, J=6.0, 15.6) 48.0 52.7
8b 2.35–2.45, (1H, m) 2.76, (1H, dd, J=8.4, 15.6)
9 199.2 199.8
10 6.22, (1H, br) 6.18, (1H, br) 124.1 124.1
11 155.1 155.0
12 2.29, (3H, s) 2.26, (3H, s) 27.7 20.7
13 2.04, (3H, s) 2.00, (3H, s) 20.7 27.6
14 1.03, (3H, d, J=6.4) 1.40, (3H, d, J=6.9) 17.0 22.0
15 2.03, (3H, s) 2.46, (3H, s) 20.9 20.9