Table 1 1D and 2D NMR spectroscopic data (and assignments) obtained from sesquiterpene 7 and 1D NMR data for 10-bromo-7,8-expoxychamigr-1-en-3-ol (8)[26]

1

136.4, CH

5.84 (1H, d, 10.4)

2

6

136.1

5.84 (dd, 10.4, 1.0)

2

131.1, CH

5.53 (1H, d, 10.4)

1

3, 6, 15

131.3

5.73 (dd, 10.4, 1.6)

3

67.5, q C

-

-

-

66.8

-

4

36.1, CH₂

1.80 (1H, m), 1.73 (1H, m)

5

3

35.0

1.79 (m), 1.81 (m)

5

28.2, CH₂

1.98 (2H, m)

4

3, 6

23.1

1.69 (ddd, 13.2, 11.2, 4.7), 1.94 (d, 13.2)

6

48.0, q C

-

-

-

45.9

-

7

139.0, q C

-

-

-

60.5

-

8

120.2, CH

5.22 (1H, s)

9, 14

-

61.4

2.97 (d, 3.0)

9

35.8, CH₂

2.78 (1H, m), 2.56 (1H, m)

8, 10

-

35.1

2.40 (ddd, 15.4, 11.4, 3.0), 2.69 (dd, 15.4, 5.8)

10

62.0, CH

4.63 (1H, dd, 10.8, 6.3)

9b

12

58.4

4.28 (dd, 11.4, 5.8)

11

41.5, q C

-

-

-

40.0

-

12

17.8, CH₃

1.01 (3H, s)

13

13

18.2

1.08 (s)

13

26.1, CH₃

1.10 (3H, s)

12

6, 10, 12

25.8

0.98 (s)

14

21.7, CH₃

1.55 (3H, s)

9

26.0

1.17 (s)

15

28.6, CH₃

1.29 (3H, bs)

-

29.3

1.33 (s)