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Table 4 The symmetry group, length of molecule and total energy of the benzimidazoles

From: Synthesis, density functional theory study and in vitro antimicrobial evaluation of new benzimidazole Mannich bases

Compound

Symmetry

Length (Å)

Etot (Ha)

B

C1

8.935

− 533.628

M-1

C1

11.139

− 878.897

M-2

C1

10.823

− 610.780

M-3

C1

12.233

− 1090.231

M-4

C1

13.117

− 1063.781

M-5

C1

13.362

− 1047.842