Table 1 1H (600 MHz) and 13C NMR (150 MHz) data of 1–3 in CD3OD (J in Hz).

From: Penicimenolides A-F, Resorcylic Acid Lactones from Penicillium sp., isolated from the Rhizosphere Soil of Panax notoginseng

NO.

1

2

3

δC

δH

δC

δH

δC

δH

1

172.3 (C)

 

172.4 (C)

 

172.4 (C)

 

3

74.8 (CH)

5.37 m

74.1 (CH)

5.16 m

74.1 (CH)

5.16 m

4

34.7 (CH2)

1.96 m;

34.0 (CH2)

1.65 m;

33.9 (CH2)

1.68 m;

  

1.85 m

 

1.71 m

 

1.71 m

5

29.7 (CH2)

2.42 m;

19.2 (CH2)

1.56 m;

19.2 (CH2)

1.57 m;

  

2.21 m

 

1.58 m

 

1.59 m

6

138.5 (CH)

5.60 dt (15.5, 6.9)

33.5 (CH2)

1.88 m;

33.4 (CH2)

1.89 m;

    

1.56 m

 

1.61 m

7

122.5 (CH)

5.52 dt (15.5, 6.7)

71.6 (CH)

5.45 m

72.1 (CH)

5.51 m

8

46.2 (CH2)

2.99 m;

47.9 (CH2)

3.09 dd (15.9, 10.4);

47.7 (CH2)

3.14 dd (15.9, 10.4);

  

2.99 m

 

2.68 dd (15.9, 1.4)

 

2.70 dd (15.9, 1.3)

9

208.2 (C)

 

206.7 (C)

 

206.6 (C)

 

10

47.4 (CH2)

4.37 d (17.0);

52.9 (CH2)

4.55 d (18.7);

53.0 (CH2)

4.56 d (18.8);

  

3.97 d (17.0)

 

3.85 d (18.7)

 

3.85 d (18.8)

11

139.1 (C)

 

139.9 (C)

 

139.9 (C)

 

12

113.7 (CH)

6.12 d (2.5)

113.9 (CH)

6.11 d (2.5)

113.9 (CH)

6.11 d (2.4)

13

163.2 (C)

 

164.1 (C)

 

164.1 (C)

 

14

103.1 (CH)

6.23 d (2.5)

103.2 (CH)

6.24 d (2.5)

103.2 (CH)

6.25 d (2.4)

15

165.5 (C)

 

167.0 (C)

 

167.0 (C)

 

16

107.9 (C)

 

106.5 (C)

 

106.5 (C)

 

17

19.3 (CH3)

1.34 d (6.5)

18.9 (CH3)

1.28 d (6.4)

18.9 (CH3)

1.29 d (6.4)

1′

  

172.2 (C)

 

175.1 (C)

 

2′

  

21.3 (CH3)

2.01 s

68.1 (CH)

4.21 dd (13.8, 6.9)

3′

    

20.7 (CH3)

1.35 d (6.9)

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