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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)
45.2 1.24, m
3.14, m
65.4 4.26, tt (11.5, 4.4)
50.5 1.24, m
1.82, m
4 34.9  
5 51.6 1.50, dd (13.0, 2.7)
18.2 1.89, m
2.42, dddd (13.0, 13.0, 10.8, 6.6)
29.1 2.80, ddd (17.0, 10.8, 7.5)
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