6',7'-DIHIDROISOCANGOROSINA A
(dihidroatropcangorosina A)

 RMN de 1
(CDCl3, 400MHz)

Atrib

d

Mult

J

Atrib

d

Mult

J

1

6,69

s (1H)

 

23'

2,04

s (3H)

 

1'

6,55

s (1H)

 

26

1,32

s (3H)

 

7

4,95

dd (1H)

 3,0; 11,2

25

1,30

s (3H)

 

6

4,89

d (1H)

3,0

25'

1,21

s (3H)

 

29'-OMe

3,62

s (3H)

 

30'

1,20a

s (3H)

 

29-OMe

3,58

s (3H)

 

30

1,19a

s (3H)

 

6'b

2,73

dd (1H)

5,8; 16,9 

28'

1,12

s (3H)

 

6'a

2,57

m (1H)

 

28

1,11

s (3H)

 

8

2,37

d (1H)

 11,2

27'

1,10

s (3H)

 

23

2,32

s (3H)

 

26'

0,95

s (3H)

 
       

27

0,76

s (3H)

 
RMN de 13


100MHz,
CDCl3

C

d (mult)

C

d(mult)

C

d (mult)

C

d(mult)

1

108,21

16

36,13

1'

109,48

16'

36,30e

2

144,29

17

29,77

2'

140,12

17'

30,24

3

14061

18

43,59

3'

138,86

18'

44,45

4

123,21

19

29,95g

4'

125,60

19'

29,47g

5

124,59

20

40,63a

5'

123,63

20'

40,59a

6

71,37

21

30,68g

6'

28,05

21'

30,68g

7

73,69

22

37,04d

7'

18,47

22'

36,64e

8

44,71

23

11,13

8'

44,15

23'

10,90

9

40,25

25

28,05

9'

36,86

25'

27,24

10

143,67

26

17,58

10'

145,07

26'

16,09

11

34,67

27

18,31

11'

34,34

27'

17,26

12

30,37

28

31,95

12'

30,30

28'

31,86

13

39,58b

29

179,38

13'

39,02c

29'

179,84

14

39,98b

30

31,75f

14'

39,42c

30'

30,77f

15

31,36

31

51,35

15'

29,14

31'

51,64

 Tetrahedron Letters, 31 (47), 6881-6882, 1990
Journal of Natural Products, 60(2), 111-115, 1997

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