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. 2013 May 15;11(5):1565–1582. doi: 10.3390/md11051565

Table 1.

13C NMR data for gemmacolides AA–AI (1–9) a.

Position 1 2 3 4 5 6 7 8 9
1 46.6, C 46.6, C 46.5, C 46.5, C 47.3, C 46.4, C 46.4, C 46.4, C 46.5, C
2 75.4, CH 75.4, CH 74.1, CH 74.1, CH 76.1, CH 74.2, CH 74.2, CH 75.5, CH 75.5, CH
3 130.6, CH 130.6, CH 131.3, CH 131.3, CH 131.0, CH 132.1, CH 132.1, CH 131.3, CH 131.5, CH
4 129.5, CH 129.5, CH 128.7, CH 128.6,CH 128.9, CH 127.8, CH 127.8, CH 128.5, CH 128.3, CH
5 141.3, C 141.3, C 140.3, C 141.6, C 141.3, C 139.8, C 139.8, C 139.7, C 138.7, C
6 123.1, CH 123.2, CH 122.8, CH 122.7, CH 122.9, CH 122.5, CH 122.4, CH 122.5, CH 122.2, CH
7 78.9, CH 78.9, CH 78.9, CH 79.0, CH 79.0, CH 78.7, CH 78.7, CH 78.7, CH 78.3, CH
8 81.1, C 81.0, C 81.0, C 80.9, C 80.9, C 81.0, C 81.1, C 81.0, C 81.0, C
9 63.8, CH 63.9, CH 63.9, CH 63.9, CH 64.7, CH 63.9, CH 63.8, CH 63.8, CH 63.9, CH
10 32.7, CH 32.8, CH 32.8, CH 32.7, CH 37.8, CH 32.8, CH 32.7, CH 32.7, CH 31.4, CH
11 58.1, C 58.2, C 58.3, C 58.2, C 60.0, C 58.4, C 58.4, C 58.3, C 60.4, C
12 73.2, CH 72.7, CH 72.9, CH 72.9, CH 29.2, CH2 72.8, CH 73.3, CH 72.8, CH 75.2, CH
13 66.5, CH 66.4, CH 66.5, CH 66.5, CH 25.1, CH2 66.5, CH 66.7, CH 66.4, CH 67.4, CH
14 73.9, CH 73.9, CH 73.8, CH 73.4, CH 74.6, CH 73.6, CH 73.7, CH 73.6, CH 75.9, CH
15 14.3, CH3 14.4, CH3 14.5, CH3 14.5, CH3 14.4, CH3 14.5, CH3 14.5, CH3 14.5, CH3 14.6, CH3
16 72.2, CH2 72.2, CH2 72.2, CH2 72.1, CH2 72.1, CH2 62.8, CH2 62.8, CH2 62.7, CH2 62.7, CH2
17 44.2, CH 44.2, CH 44.2, CH 44.2, CH 44.1, CH 44.1, CH 44.1, CH 44.1, CH 44.0, CH
18 6.3, CH3 6.3, CH3 6.3, CH3 6.3, CH3 6.4, CH3 6.3, CH3 6.3, CH3 6.3, CH3 6.3, CH3
19 175.2, C 175.3, C 175.3, C 175.3, C 175.7, C 175.3, C 175.2, C 175.2, C 175.3, C
20 48.9, CH2 49.1, CH2 49.1, CH2 49.2, CH2 50.4, CH2 49.1, CH2 48.8, CH2 49.0, CH2 48.1, CH2
9-OAc 170.2, C 170.2, C 170.2, C 170.2, C 170.3, C 170.2, C 170.2, C 170.2, C 170.2, C
21.5, CH3 21.5, CH3 21.5, CH3 21.6, CH3 21.6, CH3 21.5, CH3 21.5, CH3 21.5, CH3 21.5, CH3
R1 171.9, C 171.9, C 169.7, C 169.7, C 166.5, C 169.6, C 169.5, C 166.6, C 166.8, C
61.1, CH2 61.1, CH2 21.2, CH3 20.6, CH3 60.6, CH2 21.3, CH3 20.5, CH3 60.9, CH2 60.9, CH2
172.2, C 172.4, C 172.4, C
42.8, CH2 44.5, CH2 42.7, CH2
25.7, CH 25.6, CH 25.7, CH
22.4, 2 × CH3 22.3, 2 × CH3 22.4, 2 × CH3
R2 169.7, C 171.8, C 171.8, C 171.9, C 171.9, C 169.8, C 171.9, C
20.9, CH3 43.5, CH2 43.5, CH2 43.5, CH2 43.4, CH2 20.6, CH3 43.3, CH2
25.7, CH 25.7, CH 24.9, CH 25.7, CH 25.6, CH
22.3, CH3 22.3, CH3 22.5, 2 × CH3 22.4, 2 × CH3 22.3, 2 × CH3
22.4, CH3 22.4, CH3
R3 169.7, C 169.7, C 169.7, C 169.7, C 169.8, C 170.5, C 169.7, C 169.9, C
20.5, CH3 20.5, CH3 20.9, CH3 21.3, CH3 20.5, CH3 20.7, CH3 20.5, CH3 20.6, CH3
R4 170.6, C 170.6, C 170.1, C 172.3, C 170.1, C 170.5, C 170.5, C 170.2, C 170.2, C
20.9, CH3 21.0, CH3 21.4, CH3 43.5, CH2 21.2, CH3 20.9, CH3 20.9, CH3 20.8, CH3 20.8, CH3
25.1, CH
22.3, 2 × CH3
R5 58.5, CH3 58.5, CH3 58.5, CH3 58.5, CH3 58.5, CH3 172.1, C 172.0, C 172.0, C 172.6, C
43.3, CH2 43.3, CH2 43.5, CH2 43.2, CH2
25.7, CH 25.7, CH 25.7, CH 25.8, CH
22.5, 2 × CH3 22.4, 2 × CH3 22.5, 2 × CH3 22.4, 2 × CH3

a 100 MHz, in CDCl3, assignments made by DEPT, 1H-1H COSY, HSQC, and HMBC.