Table 1.

Acaricidal activities of compounds 8a–8w (mortality, %).

Compd.	R	Tetranychus cinnabarinus
		200 μg/mL	100 μg/mL	50 μg/mL	10 μg/mL
8a	Me	0	— b	—	—
8b	Et	0	—	—	—
8c	t-Bu	0	—	—	—
8d	2-FC6H4	100.00 ± 0.00	90.32 ± 1.38	70.43 ± 0.82	0
8e	3-FC6H4	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00
8f	4-FC6H4	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00
8g	2-ClC6H4	70.28 ± 1.33 a	0	—	—
8h	3-ClC6H4	100.00 ± 0.00	30.39 ± 0.67	—	—
8i	4-ClC6H4	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00	50.49 ± 1.78
8j	2-BrC6H4	80.16 ± 0.38	30.46 ± 1.52	0	—
8k	3-BrC6H4	70.33 ± 1.22	0	—	—
8l	4-BrC6H4	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00
8m	4-IC6H4	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00
8n	C6H5	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00
8o	2-OMeC6H4	0	—	—	—
8p	4-OMeC6H4	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00
8q	4-MeC6H4	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00
8r	4-t-BuC6H4	0	—	—	—
8s	4-OCF3C6H4	100.00± 0.00	100.00 ± 0.00	100.00 ± 0.00	95.29 ± 1.45
8t	2,3-F2C6H3	100.00 ± 0.00	100.00 ± 0.00	80.42 ± 1.56	—
8u	2,4-Cl2C6H3	80.17 ± 0.82	50.23 ± 1.43	0	—
8v	2,3-Me2C6H3	0	—	—	—
8w	2,4-Me2C6H3	100.00 ± 0.00	100.00 ± 0.00	60.35 ± 1.45	—
Fenpyroximate		100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00	100.00 ± 0.00

^a Each value represents the mean ± standard error of three replications; ^b “—” refers to “not tested”.