Table 2 In vitro antibacterial activities (Inhibition rate/%) of the Nitrogen-containing ionic drugs against phytopathogenic bacteria

From: Drug repurposing strategy part 1: from approved drugs to agri-bactericides leads

Compounds

concentration (μg ml−1)

Inhibition rate/%

Xoo

Xac

Pa

1-Butylpyridinium bromide

100

30.77 ± 1.91

2.17 ± 0.93

0 ± 0

N-butyl-4-methylpyridinium chloride

100

14.53 ± 1.11

0 ± 0

0 ± 0

1-Hexadecylpyridinium bromide

100

100 ± 0

100 ± 0

100 ± 0

1-Dodecylpyridinium bromide

100

100 ± 0

100 ± 0

100 ± 0

1-Methyl-3-n-octylimidazolium tetrafluoroborate

100

98.58 ± 0

91.33 ± 0.31

5.3 ± 2.15

1,1’-Di-n-heptyl-4,4’-Bipyridinium dibromide

100

98.91 ± 1.09

98.45 ± 0

0 ± 0

N-N-octadecyl-4-stilbazole bromide

100

0 ± 0

9.03 ± 1.66

0 ± 0

1-Tetradecylpyridinium chloride

100

96.72 ± 1.91

100 ± 0

0 ± 0

1-Hexyl-3-methylimidazolium bromide

100

0 ± 0

0 ± 0

92.56 ± 0.19

1-Butyl-3-methylimidazolium chloride

100

0 ± 0

0 ± 0

9.22 ± 3.05

1-propyl-3-Methyl iMidazoliuM

100

0 ± 0

0 ± 0

0 ± 0

3-Methyl-1-octylimidazolium chloride

100

99.45 ± 0.55

40 ± 2.35

6.17 ± 7.63

1-Hexyl-3-methylimidazolium chloride

100

99.18 ± 0

0 ± 0

29.24 ± 14.3

1-Decyl-3-methylimidazolium chloride

100

98.64 ± 0.55

98.53 ± 0

72.92 ± 8.39

1-Dodecyl-3-methylimidazolium chloride

100

98.36 ± 0.27

100 ± 0

98.66 ± 0.76

1-Hexadecyl-3-methylimidazolium chloride monohydrate

100

100 ± 0

100 ± 0

98.09 ± 0.19

1-Decyl-3-methylimidazolium bromide

100

100 ± 0

99.41 ± 0.29

0 ± 0

BenzyldodecyldiMethy

100

100 ± 0

100 ± 0

100 ± 0

Benzyldimethylhexadecylammonium chloride

100

100 ± 0

100 ± 0

98.28 ± 0.19

Tetradecyldimethylbenzylammonium chloride

100

93.99 ± 0.55

100 ± 0

100 ± 0

Stearyldimethylbenzylammonium chloride

100

100 ± 0

100 ± 0

91.04 ± 6.87

Dodecyldimethylbenzylammonium chloride

100

100 ± 0

100 ± 0

25.62 ± 1.91

Octenidine dihydrochloride

100

100 ± 0

100 ± 0

100 ± 0

Miltefosine

100

99.18 ± 0.27

99.46 ± 0.18

34.54 ± 2.32

Hexadecyl trimethyl ammonium bromide

100

100 ± 0

100 ± 0

100 ± 0

Benzyldimethylhexadecylammonium chloride

100

100 ± 0

100 ± 0

100 ± 0

Domiphen bromide

100

95.81 ± 0.22

94.03 ± 1.05

96.69 ± 0.5

Cetylpyridinium chloride

100

77.76 ± 0.29

87.66 ± 0

93.25 ± 3.37