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Table 4 1H- and 13C-NMR spectroscopic data for 6 and 7

From: Study of the anti-allergic and anti-inflammatory activity of Brachychiton rupestris and Brachychiton discolor leaves (Malvaceae) using in vitro models

 

Dihydrodehydrodiconiferyl alcohol 4-O-β-D-glucoside (6)

Dihydrodehydrodiconiferyl alcohol 9-O-β-D-glucoside (7)

δ C

δH (Mult, Int), J in Hz

δ C

δH (Mult, Int), J in Hz

1

137.09

 

134.67

 

2

111.19

7.03 (d, 1H), 1.84

110.71

7.02 (d, 1H), 2.01

3

150.9

 

149.05

 

4

147.6

 

147.48

 

5

117.95

7.14 (d, 1H), 8.43

116.08

6.78 (d, 1H), 8.09

6

119.37

6.93 (dd, 1H), 8.31, 2.03

119.72

6.89 (dd, 1H), 8.28, 2

7

88.48

5.56 (d, 1H), 5.85

88.98

5.62 (d, 1H), 6.21

8

55.68

3.44 (m, 1H)

53.28

3.69 (m, 1H)

9

65.07

3.80, 3.75 (m, m, 2H)

72.46

4.23, 3.79 (dd, m, 2H)

3-OCH3

56.79

3.87 (s, 3H)

56.44

3.85 (s, 3H)

1′

138.37

 

136.64

 

2′

114.19

6.73 (s, 1H)

114.19

6.75 (s, 1H)

3′

145.24

 

145.21

 

4′

147.6

 

147.48

 

5′

129.58

 

129.56

 

6′

118.04

6.72 (s, 1H)

118.21

6.80 (s, 1H)

7′

32.89

2.63 (t, 2H)

32.89

2.65 (t, 2H)

8′

35.84

1.82 (m, 2H)

35.82

1.84 (m, 2H)

9′

62.22

3.57 (t, 2H)

62.23

3.59 (t, 2H)

3′-OCH3

56.71

3.83 (s, 3H)

56.77

3.88 (s, 3H)

1″

102.78

4.88 (covered by solvent, 1H)

104.57

4.38 (d, 1H), 7.79

2″

74.90

3.48 (m, 1H)

75.18

3.25 (m, 1H)

3″

77.84

3.39 (m, 1H)

78.07

3.31 (m, 1H)

4″

71.34

3.39 (m, 1H)

71.66

3.31 (m, 1H)

5″

78.19

3.39 (m, 1H)

78.26

3.31 (m, 1H)

6″

62.51

3.85, 3.69 (m, 2H)

62.81

3.88, 3.70 (m 2H)

  1. NMR data (δ) were measured 1H-NMR (400 MHz, CD3OH) and 13C-NMR data (100 MHz, CD3OH)