Synthesis of inventive biphenyl and azabiphenyl derivatives as potential insecticidal agents against the cotton leafworm, Spodoptera littoralis

Table 1 Mortality% of the 2nd instar larvae of cotton leafworm, S. littoralis after treatment by the newly synthesized compounds compared with Methomyl insecticide, Lannate 90% SP after 7 days of treatment

Tested compounds	Concentrations	Mortality % after days post treatment
Tested compounds	Concentrations	1 day	3 days	5 days	7 days
Lannate 90% SP	12.5	3.33	6.67	10.00	13.33
	25	26.67	30	36.67	46.67
	50	66.67	76.67	83.33	90
	100	80.00	83.33	90.00	96.67
8d	25	3.34	10.00	16.67	20.00
	50	6.67	13.34	20.00	30.00
	100	23.34	33.34	43.34	53.34
	200	30.00	40.00	53.34	63.34
	400	33.34	43.34	56.67	70.00
	800	46.67	63.34	76.67	86.67
8a	25	0	3.34	10.00	16.67
	50	0	6.67	16.67	26.67
	100	16.67	26.67	36.67	46.67
	200	23.34	36.67	46.67	60.00
	400	26.67	40.00	53.34	63.34
	800	50.00	60.00	73.34	83.34
4b	25	0	0	6.67	10.00
	50	0	3.34	13.34	23.34
	100	13.34	23.34	36.67	43.34
	200	16.67	26.67	40.00	50.00
	400	23.34	33.34	43.34	53.34
	800	46.67	56.67	66.67	76.67
8b	25	0	0	0	6.67
	50	0	0	6.67	16.67
	100	6.67	16.67	26.67	36.67
	200	13.34	23.34	33.34	43.34
	400	16.67	26.67	40.00	50.00
	800	36.67	46.67	56.67	70.00
4c	25	0	0	0	3.34
	50	0	0	3.34	13.34
	100	3.34	6.67	20.00	30.00
	200	6.67	16.67	26.67	36.67
	400	13.34	23.34	36.67	46.67
	800	33.34	43.34	53.34	63.34
4a	25	0	0	0	0
	50	0	0	0	6.67
	100	0	3.34	13.34	23.34
	200	6.67	13.34	20.00	33.34
	400	3.34	13.34	23.34	36.67
	800	13.34	26.67	43.34	53.34
4d	25	0	0	0	0
	50	0	0	0	0
	100	0	0	3.34	13.34
	200	0	0	6.67	20.00
	400	3.34	6.67	20.00	30.00
	800	6.67	23.34	33.34	43.34
8c	25	0	0	0	0
	50	0	0	0	0
	100	0	0	0	6.67
	200	0	0	3.34	13.34
	400	0	3.34	10.00	16.67
	800	3.34	16.67	26.67	36.67

Bold represents the optimal concentration exhibiting the highest efficacy of each tested compound as an insecticidal agent after 7 days post treatment

ISSN: 2661-801X