Table 2 NMR spectroscopic data for 1 in pyridine-d5

From: The new seriniquinone glycoside by biological transformation using the deep sea-derived bacterium Bacillus licheniformis KDM612

1

position

δCa

δHb mult (J in Hz)

1

140.7, C

 

2

132.7, Cc

 

3

119.6, C

 

4

150.9, C

 

4a

124.5, C

 

5

124.9, CH

8.81, d (8.6)

6

125.4, CH

7.57, t (7.7)

7

128.7, CH

7.69, t (7.7)

8

122.8, CH

9.30, d (8.6)

8a

129.2, C

 

9

179.5, Cd

 

10

134.9, Cc

 

11

137.4, Cc

 

12

183.4, Cd

 

12a

133.4, Ce

 

13

128.8, CHf

8.30, d (7.3)

14

135.2, CHg

7.73, t (7.2)

15

135.2, CHg

7.72, t (7.7)

16

127.1, CHf

8.19, d (7.3)

16a

133.8, Ce

 

1'

108.3, CH

5.72, d (7.7)

2'

76.1, CH

4.60, br t (8.0)

3'

78.9, CH

4.39, br t (9.5)

4'

72.1, CH

4.42, br t (9.0)

5'

79.3, CH

4.00, m

6'

63.3, CH2

4.50, d (11.0)

  

4.40, overlapping

4-OH

 

13.03, s

  1. Assignments made by interpretation of COSY, HSQC and HMBC NMR data
  2. a100 MHz.b400 MHz
  3. c,d,e,f,g Exchangable
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