Table 1 The physicochemical properties of synthesized benzimidazole derivatives
Comp. | IUPAC name | Mol. structure | Mol. formula | Rf valuea | m. p. (oC) | % yield |
|---|---|---|---|---|---|---|
Z1 | 1H-Benzo[d]imidazol-2-yl 2-(2,4-dinitrophenyl-amino) ethanethioate |
| C15H11N5O5S | 0.48 | 180–183 | 83.64 |
Z2 | 1H-Benzo[d]imidazol-2-yl 2-(2-nitrophenylamino)ethanethioate |
| C15H12N4O3S | 0.82 | 212–215 | 73.93 |
Z3 | 1H-Benzo[d]imidazol-2-yl 2-(3-nitrophenylamino)ethanethioate |
| C15H12N4O3S | 0.75 | 217–220 | 85.74 |
Z4 | 1H-Benzo[d]imidazol-2-yl 2-(3-bromophenylamino)ethanethioate |
| C15H12N3OSBr | 0.47 | 257–260 | 73.19 |
Z5 | 1H-Benzo[d]imidazol-2-yl 2-(4-bromophenylamino)ethanethioate |
| C15H12N3OSBr | 0.65 | 260–263 | 57.48 |
Z6 | 1H-Benzo[d]imidazol-2-yl 2-(4-chloro-2-nitrophenylamino) ethanethioate |
| C15H11N4O3SCl | 0.66 | 140–143 | 94.19 |
Z7 | 1H-Benzo[d]imidazol-2-yl 2-(2-chlorophenylamino)ethanethioate |
| C15H12N3OSCl | 0.60 | 277–280 | 60.63 |
Z8 | 1H-Benzo[d]imidazol-2-yl 2-(3-chlorophenylamino)ethanethioate |
| C15H12N3OSCl | 0.68 | 265–268 | 65.87 |
Z9 | 1H-Benzo[d]imidazol-2-yl 2-(2,6-dimethyyphenylamino) ethanethioate |
| C17H17N3OS | 0.59 | 274–277 | 65.52 |
Z10 | 1H-Benzo[d]imidazol-2-yl 2-(2-chloro-4-nitrophenylamino) ethanethioate |
| C15H11N4O3SCl | 0.74 | 180–183 | 91.45 |
Z11 | 1H-Benzo[d]imidazol-2-yl 2-(2-florophenylamino)ethanethioate |
| C15H12N3OSF | 0.73 | 272–275 | 72.43 |
Z12 | 1H-Benzo[d]imidazol-2-yl 2-(4-florophenylamino)ethanethioate |
| C15H12N3OSF | 0.55 | 270–273 | 68.60 |
Z13 | 1H-Benzo[d]imidazol-2-yl 2-(4-methylphenylamino)ethanethioate |
| C16H15N3OS | 0.61 | 266–269 | 64.13 |
Z14 | 1H-Benzo[d]imidazol-2-yl 2 (methyl (phenyl)amino)ethanethioate |
| C17H17N3OS | 0.70 | 245–248 | 53.40 |
Z15 | H-Benzo[d]imidazol-2-yl 2-(ethy l(phenyl)amino)ethanethioate |
| C16H15N3OS | 0.75 | 261–264 | 56.95 |
Z16 | 1H-Benzo[d]imidazol-2-yl 2-(2-(2-nitrobenzylidene)hydrazinyl) ethanethioate |
| C16H13N5O3S | 0.58 | 258–260 | 59.40 |
Z17 | 1H-Benzo[d]imidazol-2-yl 2-(2-(3-nitrobenzylidene)hydrazinyl) ethanethioate |
| C16H13N5O3S | 0.54 | 262–265 | 82.89 |
Z18 | 1H-Benzo[d]imidazol-2-yl 2-(2-(4-nitrobenzylidene)hydrazinyl) ethanethioate |
| C16H13N5O3S | 0.59 | 250–253 | 65.04 |
Z19 | 1H-Benzo[d]imidazol-2-yl 2-(2-(4-hydroxy-3-methoxybenzylidene) hydrazinyl)ethanethioate |
| C17H16N4O3S | 0.53 | 263–266 | 53.93 |
Z20 | 1H-Benzo[d]imidazol-2-yl 2-(2-(3-ethoxy-4-hydoxybenzylidene) hydrazinyl)ethanethioate |
| C18H18N4O3S | 0.52 | 269–272 | 60.65 |
Z21 | 1H-Benzo[d]imidazol-2-yl 2-(2-(4-bromobenzylidene)hydrazinyl) ethanethioate |
| C16H13N4OSBr | 0.50 | 277–280 | 65.52 |
Z22 | 1H-Benzo[d]imidazol-2-yl 2-(2-(2-hydroxybenzylidene)hydrazinyl) ethanethioate |
| C16H14N4O2S | 0.57 | 259–262 | 63.60 |
Z23 | 1H-Benzo[d]imidazol-2-yl 2-(2-(3,4-dimethoxybenzylidene) hydrazinyl)ethanethioate |
| C18H18N4O3S | 0.46 | 264–267 | 72.30 |
Z24 | 1H-Benzo[d]imidazol-2-yl 2-(2-(2-bromo-3-phenylallylidene) hydrazinyl)ethanethioate |
| C18H15N4OSBr | 0.51 | 160–163 | 78.68 |
Z25 | 1H-Benzo[d]imidazol-2-yl 2-(2-(4-(dimethylamino)benzylidene) hydrazinyl)ethanethioate |
| C17H14N4O2S | 0.57 | 250–253 | 72.58 |
Z26 | 1H-Benzo[d]imidazol-2-yl 2-(2-(4-formylbenzylidene) hydrazinyl)ethanethioate |
| C18H19N5OS | 0.65 | 200–203 | 87.45 |
Z27 | 1H-Benzo[d]imidazol-2-yl 2-(2-(2,4-dichlorobenzylidene) hydrazinyl) ethanethioate |
| C16H12N4OSCl2 | 0.49 | 255–257 | 81.69 |
Z28 | 1H-Benzo[d]imidazol-2-yl 2-(2-(2-chlorobenzylidene)hydrazinyl) ethanethioate |
| C16H13N4OSCl | 0.64 | 259–262 | 74.33 |
Z29 | 1H-Benzo[d]imidazol-2-yl 2-(2-(3-phenylallylidene)hydrazinyl) ethanethioate |
| C18H16N4OS | 0.56 | 264–267 | 64.68 |
Z30 | 1H-Benzo[d]imidazol-2-yl 2-(2-(2-methoxylbenzylidene) hydrazinyl)ethanethioate |
| C17H16N4O2S | 0.48 | 267–270 | 57.12 |
