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. Author manuscript; available in PMC: 2010 Oct 2.
Published in final edited form as: J Org Chem. 2009 Oct 2;74(19):7562–7565. doi: 10.1021/jo9014547

Table 1.

1H and 13C NMR data for HCB

# δ1H δ13C
1 1.68 (s) 25.4
2 131.2
3 5.07-5.11 (m) 124.7
4 1.97-2.13 (m) 21.9
5 1.36-1.48 (m) 41.2
6 74.7
7 2.04-2.13 (m) 53.0
8 1.36-1.48 (m)/ 1.76-1.85 (m) 25.2
9 1.36-1.48 (m)/ 1.76-1.85 (m) 37.2
10 50.5
11 2.47 (t, J=10.6) 50.3
12 5.07-5.11 (m) 127.2
13 137.1
14 1.97-2.13 (m) 40.0
15 1.97-2.13 (m) 26.6
16 5.07-5.11 (m) 124.3
17 135.3
18 1.97-2.13 (m) 39.8
19 1.97-2.13 (m) 26.6
20 5.07-5.11 (m) 124.7
21 131.2
22 1.67 (s) 25.4
23 1.61 (s) 17.4
24 1.11 (s) 23.6
25 1.02 (s) 24.6
26 5.88 (dd, J=17.5,10.9) 143.6
27 4.98 (dd, J=10.9, 1.5)/ 4.92 (dd, J=17.5, 1.5) 111.1
28 1.70 (s) 16.2
29 1.61 (s) 17.2
30 1.61 (s) 17.4