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. Author manuscript; available in PMC: 2014 Jun 24.
Published in final edited form as: Tetrahedron. 2013 Apr 15;69(25):5205–5220. doi: 10.1016/j.tet.2013.04.041

Table 7.

Tabulation of 13C NMR data of diastereomers 73 and 75 as compared to natural armatol A.8

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Position δ 73a δ 75a δ natural 5a,8 Position δ 73b δ 75b δ natural 5b,8
7 76.4 76.0c 76.4 7 76.6 76.1c 76.6
8 23.4 23.7c 23.4 8 23.9 24.0c 23.7
9 33.4 33.4 33.4 9 34.1 34.3c 34.1
10 73.1 73.0 73.1 10 73.1 72.8 73.0
11 74.9 75.0 74.9 11 75.5 75.4c 75.7
12 27.0 27.1 26.9 12 25.6 25.8 25.6
13 27.2 27.2 27.3 13 27.5 27.6c 27.3
14 73.5 73.5 73.5 14 74.2 74.2 74.1
15 77.2 77.2 77.2 15 77.4 77.4 77.4
26 26.0 25.5c 25.9 26 25.3 25.2 25.2
27 23.4 23.8c 23.4 27 23.5 24.1c 23.5
28 26.0 25.0c 25.9 28 17.5 17.5 17.5
29 18.0 18.0 18.0 29 18.1 18.2 18.1
30 29.4 29.4 29.3 30 29.5 29.5 29.5
a

13C NMR data taken in CDCl3, referenced to 77.0 ppm.

b

13C NMR data taken in C6D6, referenced to 128.0 ppm.

c

|δ|>0.2 ppm.