Table 1.

Antiradical activity for organochalcogen derivatives.

Compound	EC50 (µM)
4	>175
8	12.3 ± 0.5
9	4.2 ± 0.1
10	15.3 ± 0.1
15	7.8 ± 0.2
16	9.3 ± 1.3
18	23.2 ± 0.6
20	10.8 ± 0.4
26	7.8 ± 0.2
39	>250
46	>250
HT	13.4 ± 0.6
Dopamine	11.4 ± 1.2