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Table 1 Antimicrobial activity of compounds (1a–1d)

From: Antimicrobial potential of 1H-benzo[d]imidazole scaffold: a review

Compounds Antibacterial activity Microbial strains (MIC = µg/mL) Antifungal activity (ZI mm)
S. aureus B. subtilis S. mutans E. coli P. aeruginosa S. typhi C. albicans A. niger A. flavus
1a 4 4 8 64 64 16
1b 4 8 4 32 > 128 32
1c 2 4 4 > 128 NE NE 22–28 10–15 22–28
1d 2 8 4 16 64 16
Ciprofloxacin ≤ 1 ≤ 1 NE ≤ 1 NE NE
Ampicillin 2 2 2 4 > 128 > 128
Amphotericin B 22–28 22–28 22–28
  1. NE: not exercised