Table 1 Larvicidal Activity of Title Compounds # .

From: Synthesis and Larvicidal Activity of Novel Thenoylhydrazide Derivatives

Compd.

R

Plutella xylostella

Mythimna separata

Culex pipiens pallens

Larvicidal activity (%) at 200 μg mL −1

LC50 μg mL−1

Larvicidal activity (%) at 200 μg mL−1

LC50 μg mL−1

Larvicidal activity (%) at 10 μg mL−1

LC50 μg mL−1

I1

2-Cl

100 ± 3 a

91.23 ± 3.04 a

100 ± 4 a

34.39 ± 1.85 b

100 ± 3 a

2.47 ± 0.14 f

II1

80 ± 2 e

 

90 ± 3 b

 

100 ± 2 a

5.36 ± 0.35 b

I2

3-Cl

85 ± 2 d

 

80 ± 2 d

 

80 ± 3 c

 

II2

80 ± 3 e

 

70 ± 2 f

 

60 ± 2 g

 

I3

4-Cl

95 ± 2 b

 

100 ± 3 a

43.29 ± 2.31 a

100 ± 4 a

3.75 ± 0.21 e

II3

85 ± 2 d

 

85 ± 3 c

 

100 ± 3 a

7.25 ± 0.36 a

I4

2-F

90 ± 3 c

 

80 ± 2 d

 

100 ± 3 a

4.23 ± 0.15 d

II4

80 ± 2 e

 

75 ± 2 e

 

80 ± 3 c

 

I5

3-F

75 ± 3 f

 

60 ± 2 h

 

70 ± 2 e

 

II5

75 ± 2 f

 

65 ± 2 g

 

60 ± 2 g

 

I6

4-F

90 ± 3 c

 

90 ± 3 b

 

100 ± 3 a

4.89 ± 0.25 c

II6

75 ± 2 f

 

80 ± 2 d

 

85 ± 3 b

 

I7

2,4-di-F

100 ± 4 a

80.24 ± 2.98 b

100 ± 3 a

26.23 ± 0.89 c

100 ± 3 a

2.33 ± 0.12 f

II7

95 ± 2 b

 

90 ± 2 b

 

100 ± 2 a

4.32 ± 0.23 d

I8

2,6-di-F

80 ± 2 e

 

90 ± 3 b

 

70 ± 3 e

 

II8

80 ± 3 e

 

80 ± 2 d

 

60 ± 2 g

 

I9

2-NO2

75 ± 2 f

 

50 ± 2 j

 

50 ± 2 i

 

II9

65 ± 2 h

 

60 ± 2 h

 

40 ± 2 k

 

I10

3-NO2

50 ± 2 k

 

70 ± 3 f

 

60 ± 2 g

 

II10

70 ± 2 g

 

65 ± 2 g

 

55 ± 2 h

 

I11

4-NO2

65 ± 2 h

 

60 ± 2 h

 

75 ± 3 d

 

II11

70 ± 3 g

 

75 ± 3 e

 

60 ± 2 g

 

I12

H

60 ± 2 i

 

70 ± 2 f

 

65 ± 3 f

 

II12

55 ± 2 g

 

65 ± 2 g

 

45 ± 1 j

 

I13

4-CH3

60 ± 2 i

 

50 ± 2 j

 

50 ± 2 i

 

II13

75 ± 3 j

 

45 ± 2 k

 

75 ± 3 d

 

I14

4-OCH3

75 ± 3 i

 

65 ± 3 g

 

40 ± 2 k

 

II14

65 ± 2 h

 

55 ± 2 i

 

45 ± 2 g

 

I15

4-Br

55 ± 2 j

 

45 ± 2 k

 

30 ± 1 l

 

II15

45 ± 2 l

 

50 ± 2 g

 

25 ± 1 m

 

RH-5849

100 ± 3 a

79.32 ± 2.63 b

100 ± 3 a

29.15 ± 1.08 c

100 ± 3 a

2.52 ± 0.11 f

  1. #Data derived from the mean of three independent assays (means ± SE). The same letters in the same column indicate no significant difference of the means at p < 0.05 by Duncan’s multiple-range test.
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