Table 12. Chemical Structures and Antibacterial Activities (BIC50, μg/mL) of Derivatives 36a–i and 37a,b.
| compd | R1 | BIC50S. aureus |
|---|---|---|
| 36a | Ph | 3.125 |
| 36b | 4-OCH3-Ph | 0.78 |
| 36c | 4-NO2-Ph– | 0.78 |
| 36d | 2-OH,4-OCH3-Ph– | 1.56 |
| 36e | 3-OH,4-OCH3-Ph– | 3.125 |
| 36f | 2,5-OH-Ph– | 1.56 |
| 36g | 4-F-Ph– | 1.56 |
| 36h | 4-Cl-Ph– | 1.56 |
| 36i | cinnamyl | 6.125 |
| 37a | 4-OCH3-Ph | 6.25 |
| 37b | 4-NO2-Ph– | 6.25 |
