Table 2 13C NMR Data (δ) of 1–8 (150 MHz, δ in ppm).

From: Absolute Configurations of 14,15-Hydroxylated Prenylxanthones from a Marine-Derived Aspergillus sp. Fungus by Chiroptical Methods

No.

1a

2a

3b

4b

5a

6a

7a

8a

1

161.7, C

161.5, C

159.6, C

159.6, C

162.0, C

161.8, C

161.7, C

161.4, C

2

110.4, CH

110.5, CH

109.2, CH

109.0, CH

110.0, CH

110.1, CH

110.3, CH

110.3, CH

3

135.3, CH

135.9, CH

135.8, CH

135.6, CH

134.1, CH

134.6, CH

134.5, CH

135.0, CH

4

115.0, C

115.5, C

122.3, C

122.2, C

113.4, C

113.8, C

117.7, C

118.2, C

5

120.2, CH

119.0, C

120.7, CH

119.1, CH

120.3, CH

119.1, CH

120.2, CH

118.9, CH

6

137.6, C

138.6, C

137.6, C

137.2, C

137.6, C

138.6, C

137.7, C

138.7, C

7

150.2, C

149.6, C

149.9, C

148.7, C

150.3, C

149.7, C

150.3, C

149.8, C

8

115.2, C

121.2, C

114.7, C

121.0, C

115.1, C

121.2, C

115.0, C

121.4, C

9

109.0, C

108.9, C

108.1, C

108.1, C

109.1, C

109.0, C

108.2, C

108.7, C

10

152.2, C

152.4, C

151.4, C

151.1, C

152.2, C

152.4, C

152.0, C

152.1, C

11

151.5, C

151.7, C

150.5, C

150.5, C

151.5, C

151.7, C

151.6, C

151.8, C

12

116.3, C

116.9, C

115.5, C

115.8, C

116.5, C

117.0, C

116.3, C

116.8, C

13

183.0, C

184.2, C

183.1, C

183.4, C

183.0, C

184.2, C

183.1, C

184.3, C

14

76.2, CH

76.2, CH

65.3, CH

65.2, CH

76.4, CH

76.5, CH

68.8, CH

68.8, CH

15

78.3, CH

78.2, CH

78.0, CH

78.0, CH

77.0, CH

77.0, CH

79.1, CH

79.1, CH

16

72.9, C

72.9, C

72.7, C

72.7, C

72.7, C

72.7, C

143.4, C

143.4, C

17

26.4, CH3

26.5, CH3

26.2, CH3

26.2, CH3

26.9, CH3

26.9, CH3

113.7, CH2

113.7, CH2

18

26.5, CH3

26.5, CH3

27.5, CH3

27.5, CH3

27.9, CH3

27.9, CH3

18.6, CH3

18.6, CH3

19

63.8, CH2

64.5, CH2

63.5, CH2

63.5, CH2

63.8, CH2

64.4, CH2

63.8, CH2

64.8, CH2

20

42.5, CH

44.8, CH

41.7, CH

44.4, CH

42.5, CH

44.8, CH

42.5, CH

45.0, CH

21

141.5, C

142.5, C

141.8, C

142.8, C

141.6, C

142.6, C

141.4, C

142.5, C

22

112.7, CH2

112.2, CH2

112.6, CH2

111.9, CH2

112.7, CH2

112.2, CH2

112.8, CH2

112.3, CH2

23

22.3, CH3

22.5, CH3

22.1, CH3

22.4, CH3

22.4, CH3

22.5, CH3

22.4, CH3

22.5, CH3

24

17.2, CH3

17.3, CH3

16.9, CH3

16.9, CH3

17.3, CH3

17.4, CH3

17.3, CH3

17.4, CH3

25

65.4, CH

63.1, CH

64.8, CH

60.9, CH

65.4, CH

63.0, CH

65.5, CH

63.3, CH

14-OCH3

56.6, CH3

56.6, CH3

—

—

57.1, CH3

57.1, CH3

—

—

15-OAc

—

—

—

—

170.2, C

170.1, C

—

—

 

—

—

—

—

20.5, CH3

20.4, CH3

—

—

25-OAc

170.0, C

—

169.3, C

—

170.1, C

—

170.0, C

—

 

21.2, CH3

—

21.0, CH3

—

21.3, CH3

—

21.2, CH3

—

  1. aRecorded in CDCl3. bRecorded in DMSO-d6.
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