Table 9.

The phosphomolybdenum reducing antioxidant power (EC₅₀, mg/mL) of 6a–k

Compound	EC50 (mg/mL)	Compound	EC50 (mg/mL)
6a	0.0503 ± 0.0008	6g	0.0640 ± 0.0003
6b	0.0668 ± 0.0017	6h	0.0760 ± 0.0015
6c	0.0585 ± 0.0007	6i	0.0735 ± 0.0016
6d	0.0620 ± 0.0023	6j	0.0509 ± 0.0037
6e	0.0764 ± 0.0042	6k	0.0597 ± 0.0018
6f	0.0742 ± 0.0007
Theophylline	nd	Vitamin C	0.0148 ± 0.0001

Data are mean ± SD (n = 3, p < 0.05)

nd undetected