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Table 1 1H and 13C NMR data (in CDCl3) of 2α-hydroxy-O-methyl-pisiferic acid (compound 1)

From: Combined metabolome and transcriptome profiling provides new insights into diterpene biosynthesis in S. pomifera glandular trichomes

 

δ C

δ H (J in Hz)

1α

45.2

1.24, m

1β

3.14, m

2α

65.4

4.26, tt (11.5, 4.4)

3α

50.5

1.24, m

3β

1.82, m

4

34.9

 

5

51.6

1.50, dd (13.0, 2.7)

6α

18.2

1.89, m

6β

2.42, dddd (13.0, 13.0, 10.8, 6.6)

7α

29.1

2.80, ddd (17.0, 10.8, 7.5)

7β

2.92, dd (17.0, 6.6)

8

128.6

 

9

136.8

 

10

48.5

 

11

107.1

6.72, s

12

155.0

 

13

136.3

 

14

127.2

6.91, s

15

26.5

3.19, sept (6.8)

16

22.4

1.14, d (6.8)

17

22.8

1.16, d (6.8)

18

32.1

1.00, s

19

20.9

0.82, s

20

179.9

 

OCH3

55.4

3.73, s

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BMC Genomics

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