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. 2013 May 29;11(6):1853–1865. doi: 10.3390/md11061853

Table 2.

1H and 13C NMR spectroscopic data of 46.

Position 4 5 6
δH (J in Hz) a δC (mult.) b δH (J in Hz) c δC (mult.) d δH (J in Hz) c δC (mult.) d
1 α 0.91 m 31.9, CH2e 0.93 m 31.0, CH2 165.4, C
β 2.23 m 2.40 dt (14.0, 4.0)
2 α 1.83 m 29.3, CH2 1.40 m 30.3, CH2 5.81 s 116.6, CH
β 1.44 m 1.87 m
3 3.53 m 76.7, CH 3.50 m 76.7, CH 157.0, C
4 α 1.62 m 34.4, CH2 1.71 m 35.9, CH2 2.22 d (4.4) f 35.0, CH2
β 1.33 m 1.23 m 2.27 m
5 1.25 m 44.8, CH 1.36 m 43.3, CH 4.46 m 75.7, CH
6 α 1.27 m 28.3, CH2 1.53 m 28.3, CH2 1.99 s 23.0, CH3
β 1.91 m
7 α 0.92 m 32.0, CH2 1.07 m 32.0, CH2
β 1.75 m 1.90 m
8 1.50 m 35.9, CH 1.43 m 37.0, CH
9 0.75 m 54.5, CH 0.95 m 52.8, CH
10 38.1, C 51.8, C
11 α 1.65 m 21.8, CH2 1.26 m 21.4, CH2
β 1.35 m 1.69 m
12 α 0.97 m 37.8, CH2 0.98 m 37.3, CH2
β 1.68 m 1.66 m
13 43.6, C 43.4, C
14 1.02 m 55.9, CH 0.93 m 55.7, CH
15 α 1.68 m 24.7, CH2 1.14 m 24.6, CH2
β 1.18 m 1.66 m
16 α 1.79 m 27.2, CH2 1.50 m 27.1, CH2
β 1.56 m 1.76 m
17 1.95 dt (18.0,8.0) f 55.3, CH 1.93 m 55.3, CH
18 0.57 s 13.0, CH3 0.52 s 12.8, CH3
19 4.20 d (12.0) 62.8, CH2 10.0 s 208.5, CH
4.34 d (12.0)
20 5.74 ddd (18.0, 10.0, 8.0) 139.8, CH 5.72 ddd (18.0, 10.0, 8.0) 139.5, CH
21 4.95 br d (18.0) 114.5, CH2 4.96 br d (18.0) 114.7, CH2
4.96 br d (10.0) 4.97 br d (10.0)
1′ 5.13 d (4.0) 94.6, CH 5.12 d (3.6) 94.8, CH 1.52 m 42.3, CH2
1.68 m
2′ 4.86 dd (10.5, 4.0) 72.0, CH 4.84 dd (10.0, 3.6) 72.0, CH 2.66 m 28.9, CH
3′ 4.00 dd (10.5, 3.5) 68.6, CH 3.98 dd (10.0, 3.2) 68.5, CH 1.34 m 36.9, CH2
4′ 3.81 d (3.5) 72.3, CH 3.80 d (3.2) 72.3, CH 1.20 m 24.2, CH2
1.34 m
5′ 4.09 q (6.5) 65.3, CH 4.06 q (6.8) 65.4, CH 1.08 m 37.2, CH2
6′ 1.28 d (6.5) 16.1, CH3 1.27 d (6.8) 16.1, CH3 1.38 m 32.7, CH
7′ 1.08 m 37.3, CH2
1.26 m
8′ 1.24 m 21.3, CH2
9′ 1.70 m 41.0, CH2
10′ 82.5, C
11′ 1.42 s 26.1, CH3
12′ 1.42 s 26.1, CH3
13′ 0.85 d (6.4) 19.6, CH3
14′ 0.93 d (6.0) 19.9, CH3
OAc 2.06 s 21.1, CH3 2.12 s 21.1, CH3 1.97 s 22.5, CH3
2.13 s 21.2, CH3 171.5, C 170.5, C
171.3, C
171.5, C

a Spectra recorded at 500 MHz in CDCl3; b Spectra recorded at 125 MHz in CDCl3; c Spectra recorded at 400 MHz in CDCl3; d Spectra recorded at 100 MHz in CDCl3; e Deduced from DEPT; f J values (Hz) in parentheses.