Table 6: In vitro Inhibitory activity (%) on MAO-A and on MAO-B (%).

Compounds MAO-A (%) @ 10μΜ MAO-B (%) @ 10μΜ or IC50 μΜ
4b no 24
4f no no
4i 25 no
11b 15 IC50 = 9.5 μΜ
11e no 9
11f 16 8
13a 47 33
13b 12 no
13e 18 15
13i 6 9
Clorgyline IC50 = 2.4 nM IC50 = 2.4 μΜ

No: no activity under the reported conditions