Position

1

2

3

1

0.79 m, 1.68 m

0.89 m, , 1.86 m

1.25 m,  1.98 m

2

1.41 m, 1.92 m

1.34 m, 1.94 m

1.82 dd (13.2, 12.2), 2.54 dd (12.0, 4.8)

3

1.06 m, 2.34 d (12.4)

4.12 t (W1/2, 2.60)

-

5

1.32 m

1.57 m

1.83 m

6

1.42 m, 1.72 m

1.42 m, 1.64 m

1.40 m, 1.63 m

7

1.32 m, 1.70 m

1.47 m, 1.66 m

1.45 m, 1.67 m

9

0.94 m

0.98 m

0.97 m

11

1.74 m

1.65 m

1.68 m

12

1.76 m, 1.95 m

1.54 m, 1.70 m

1.51 m, 1.73 m

13

-

2.02 m

1.98 m

14

2.24 m, 2.72 d (12.8)

1.78 m, 2.41 m

1.76 m, 2.43 m

15

2.08 m, 2.52 m

1.35 m, 1.82 m

1.35 m, 1.82 m

17

5.03 s, 5.56 s

3.91 d (10.6),
4.49 d ( 10.2)

3.95 d (10.4),
4.50 d ( 10.8)

18

1.26 s

0.87 s

0.93 s

19

-

1.02 s

1.02 s

20

1.24 s

1.17 s

1.10 s

1′

6.15 d (8.5)

5.05 d (8.2)

5.06 d (7.8)

2′

3.96 m

4.04 m

4.02 m

3′

4.08 m

4.46 m

4.45 m

4′

4.33 m

4.25 m

4.23 m

5′

4.21 m

4.63 m

4.64 m

6′

4.03 dd (4.2, 12.4),
4.41 dd (2.4, 9.2)

3.61 dd (4.4, 12.2),
4.27 dd (2.5, 10.6)

3.60 dd (4.4, 12.0),
4.24 dd (2.3, 10.2)

1′′

5.13 d (7.8)

 

 

2′′

4.19 m

 

 

3′′

4.35 m

 

 

4′′

4.23 m

 

 

5′′

3.38 m

 

 

6′′

4.22 dd (3.9, 12.2),
4.62 dd (2.2, 8.0)

 

 


aassignments made on the basis of COSY, HSQC and HMBC correlations;
bChemical shift values are in δ (ppm); cCoupling constants are in Hz.
Table 1: 1H NMR chemical shift values for 13 isolated from Rubus suavissimus recorded in C5D5Na-c.