Figure 2.
Chemical structures of tested dioxygenated xanthones.
R1 | R2 | R3 | R4 | R5 | R6 | R7 | |
---|---|---|---|---|---|---|---|
11 | OH | OH | H | H | H | H | H |
12 | H | OH | OH | H | H | H | H |
13 | H | H | OH | OH | H | H | H |
14 | H | H | OH | H | OH | H | H |
15 | H | H | OH | H | H | OH | H |
16 | OH | H | H | H | H | H | OH |
17 | OH | H | H | H | OH | H | H |
18 | H | H | OH | OMe | H | H | H |
19 | H | H | OMe | OH | H | H | H |
20 | H | H | OH | H | OMe | H | H |
21 | OMe | OH | H | H | H | H | H |
22 | H | OMe | OH | H | H | H | H |
23 | OH | H | H | H | OMe | H | H |
24 | OMe | H | H | H | OH | H | H |
25 | OH | H | H | H | H | H | OMe |
26 | OMe | OMe | H | H | H | H | H |
27 | H | OMe | OMe | H | H | H | H |
28 | H | H | OMe | OMe | H | H | H |
29 | H | H | OMe | H | OMe | H | H |
30 | OMe | H | OMe | H | H | H | H |
31 | H | OMe | H | H | H | H | OMe |