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Table 2 EC50 values of target compounds against Xoo and Rs

From: Synthesis and biological activity of myricetin derivatives containing 1,3,4-thiadiazole scaffold

Compd.

Xoo

Rs

Regression equation

r

EC50 (µg/mL)

Regression equation

r

EC50 (µg/mL)

2

y = 2.513x + 0.902

0.99

42.7 ± 2.6

/

/

/

3a

y = 2.885x + 0.454

0.99

38.6 ± 1.4

/

/

/

3b

y = 1.199x + 3.420

0.99

20.8 ± 3.6

y = 2.685x + 0.762

0.99

37.9 ± 1.0

3d

y = 2.328x + 2.418

0.97

12.9 ± 5.8

y = 2.770x-0.154

0.99

72.6 ± 1.6

3e

/

/

/

y = 2.485x + 0.925

0.98

43.6 ± 3.8

3f

y = 1.982x + 2.314

0.98

22.7 ± 3.6

y = 3.004x-0.332

0.99

59.6 ± 2.0

3i

y = 1.401x + 2.989

0.99

27.3 ± 1.8

y = 2.365x + 0.786

0.99

60.6 ± 2.1

3m

y = 2.723x + 1.565

0.98

18.3 ± 3.6

/

/

/

3p

y = 2.058x + 1.979

0.99

29.4 ± 1.0

/

/

/

3o

/

/

/

y = 1.017x + 3.375

0.96

39.6 ± 5.3

Thiadiazole-copper a

y = 1.999x + 1.047

0.99

94.9 ± 2.2

y = 0.930x + 3.028

0.98

131.7 ± 2.9

  1. Average of three replicates
  2. aThe commercial agricultural antibacterial agent thiadiazole-copper was used for comparison of antibacterial activity