Position

1

2

3

1

41.2

34.2

39.6

2

19.9

27.4

34.6

3

38.8

75.6

217.3

4

44.4

38.5

47.5

5

57.8

49.4

54.6

6

22.6

20.8

22.3

7

42.2

42.9

41.6

8

42.9

45.3

44.9

9

54.3

57.2

55.9

10

40.2

40.0

39.0

11

21.1

18.9

19.3

12

37.7

26.9

27.0

13

86.4

47.0

46.7

14

44.9

37.9

37.5

15

48.3

53.8

53.2

16

155.0

81.3

81.2

17

104.9

76.0

75.9

18

28.8

29.8

27.7

19

177.4

22.8

21.5

20

16.1

18.4

18.2

1′

95.4

107.2

107.1

2′

75.9

75.8

76.0

3′

79.5

79.0

79.0

4′

72.8

72.0

72.1

5′

78.5

79.3

79.2

6′

63.5

63.2

63.2

1′′

100.2

 

 

2′′

74.5

 

 

3′′

79.3

 

 

4′′

71.5

 

 

5′′

79.8

 

 

6′′

61.5

 

 


aassignments made on the basis of HSQC and HMBC correlations; b Chemical shift values are in δ (ppm)
Table 2: 13C NMR chemical shift values for 13 isolated from Rubus suavissimus recorded in C5D5N a-b.