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Table 1 Fungicidal activity of compounds 5a5p against five plant fungi in vitro at 50 μg/mL (inhibition rate/%)

From: Design, synthesis and biological activity of hydroxybenzoic acid ester conjugates of phenazine-1-carboxylic acid

Compd. R. solani A. solani F. oxysporum F. graminearum P. oryzae
5a 66.2 ± 1.5 11.7 ± 0.5 13.1 ± 0.6 7.3 ± 0.9 34.5 ± 0.9
5b 91.6 ± 0.8 30.3 ± 1.6 15.7 ± 1.3 15.9 ± 2.6 32.8 ± 0.0
5c 100.0 ± 0.0 13.0 ± 2.3 12.4 ± 0.8 6.5 ± 0.2 37.0 ± 2.7
5d 93.5 ± 0.6 12.4 ± 0.9 31.4 ± 2.9 12.3 ± 1.3 27.0 ± 1.2
5e 93.1 ± 0.9 15.1 ± 0.6 9.8 ± 0.3 10.9 ± 0.6 27.0 ± 3.9
5f 37.3 ± 1.2 45.5 ± 0.3 35.3 ± 3.4 13.0 ± 0.9 72.3 ± 0.0
5 g 41.2 ± 0.8 21.3 ± 1.3 16.3 ± 0.9 11.6 ± 2.7 49.6 ± 2.6
5 h 93.2 ± 0.3 15.1 ± 0.5 9.8 ± 0.5 10.9 ± 3.4 27.0 ± 0.9
5i 100.0 ± 0.0 28.9 ± 1.8 18.3 ± 2.7 10.1 ± 0.5 45.4 ± 1.2
5j 45.1 ± 1.0 17.2 ± 2.5 13.1 ± 0.5 11.6 ± 1.9 39.6 ± 1.5
5k 33.9 ± 0.9 18.6 ± 0.3 11.1 ± 0.6 8.7 ± 3.5 39.6 ± 3.7
5l 42.4 ± 1.2 19.3 ± 0.9 13.7 ± 1.1 13.0 ± 4.4 45.4 ± 0.9
5m 100.0 ± 0.0 24.1 ± 1.5 15.7 ± 1.6 10.9 ± 0.8 39.6 ± 0.2
5n 98.3 ± 0.2 26.2 ± 0.9 13.7 ± 1.5 8.7 ± 4.6 41.2 ± 0.9
5o 93.0 ± 0.2 15.1 ± 0.5 9.8 ± 2.9 10.9 ± 3.3 27.0 ± 0.8
5p 44.5 ± 1.2 18.6 ± 0.9 13.7 ± 0.9 0 ± 0.0 34.5 ± 4.9
PCA 86.2 ± 0.9 85.2 ± 1.2 83.5 ± 1.9 86.1 ± 1.9 92.0 ± 2.7
  1. Each treatment had three replicates (Mean ± SD). The phenazine-1carboxylic acid (PCA) was used as the positive control