| Literature DB >> 22606155 |
Aurang Zeb1, Sammer Yousuf, Fatima Z Basha.
Abstract
In the title compound, C(13)H(12)BrN(3)O(4), the dihedral angle between the benzene and imidazole rings is 30.6 (2)°. In the crystal, mol-ecules are linked into chains parallel to [001] by C-H⋯O hydrogen bonds. The crystal packing is further consolidated by π-π inter-actions [centroid-centroid distance = 3.482 (2) Å].Entities:
Year: 2012 PMID: 22606155 PMCID: PMC3344152 DOI: 10.1107/S1600536812012688
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C13H12BrN3O4 | |
| Monoclinic, | Mo |
| Hall symbol: -P 2ybc | Cell parameters from 2494 reflections |
| θ = 2.7–24.1° | |
| µ = 2.89 mm−1 | |
| β = 105.427 (6)° | Block, colorles |
| 0.33 × 0.20 × 0.19 mm | |
| Bruker SMART APEX CCD area-detector diffractometer | 2601 independent reflections |
| Radiation source: fine-focus sealed tube | 1959 reflections with |
| Graphite monochromator | |
| ω scans | θmax = 25.5°, θmin = 2.7° |
| Absorption correction: multi-scan ( | |
| 8200 measured reflections |
| Refinement on | Primary atom site location: structure-invariant direct methods |
| Least-squares matrix: full | Secondary atom site location: difference Fourier map |
| Hydrogen site location: inferred from neighbouring sites | |
| H-atom parameters constrained | |
| 2601 reflections | (Δ/σ)max < 0.001 |
| 191 parameters | Δρmax = 0.68 e Å−3 |
| 0 restraints | Δρmin = −0.51 e Å−3 |
| Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes. |
| Refinement. Refinement of |
| Br1 | 0.39287 (3) | 0.03857 (5) | 0.11564 (3) | 0.0748 (2) | |
| O1 | 0.3629 (3) | 0.3331 (3) | 0.2376 (3) | 0.1003 (11) | |
| O2 | 0.25716 (17) | 0.3109 (3) | 0.3428 (2) | 0.0606 (6) | |
| O3 | 0.1411 (3) | 0.7613 (3) | 0.4002 (3) | 0.0981 (10) | |
| O4 | 0.1559 (3) | 0.8059 (3) | 0.5864 (3) | 0.1087 (11) | |
| N1 | 0.11680 (18) | 0.4509 (3) | 0.4402 (2) | 0.0471 (6) | |
| N2 | 0.1099 (2) | 0.3517 (4) | 0.6143 (3) | 0.0667 (8) | |
| N3 | 0.1438 (2) | 0.7198 (4) | 0.5010 (3) | 0.0696 (9) | |
| C1 | 0.3499 (3) | 0.0609 (4) | 0.4570 (3) | 0.0623 (9) | |
| H1A | 0.3271 | 0.1295 | 0.5038 | 0.075* | |
| C2 | 0.3779 (3) | −0.0807 (5) | 0.5015 (4) | 0.0747 (11) | |
| H2B | 0.3749 | −0.1072 | 0.5783 | 0.090* | |
| C3 | 0.4103 (3) | −0.1832 (5) | 0.4319 (4) | 0.0778 (12) | |
| H3A | 0.4292 | −0.2792 | 0.4620 | 0.093* | |
| C4 | 0.4151 (3) | −0.1450 (4) | 0.3185 (4) | 0.0664 (10) | |
| H4A | 0.4367 | −0.2151 | 0.2717 | 0.080* | |
| C5 | 0.3879 (2) | −0.0030 (4) | 0.2746 (3) | 0.0498 (8) | |
| C6 | 0.3552 (2) | 0.1034 (4) | 0.3431 (3) | 0.0475 (7) | |
| C7 | 0.3277 (3) | 0.2592 (4) | 0.3011 (3) | 0.0541 (8) | |
| C8 | 0.2178 (3) | 0.4561 (4) | 0.2996 (3) | 0.0618 (9) | |
| H8A | 0.2169 | 0.4689 | 0.2160 | 0.074* | |
| H8B | 0.2556 | 0.5368 | 0.3459 | 0.074* | |
| C9 | 0.1188 (3) | 0.4590 (4) | 0.3138 (3) | 0.0575 (9) | |
| H9A | 0.0875 | 0.5514 | 0.2785 | 0.069* | |
| H9B | 0.0832 | 0.3743 | 0.2704 | 0.069* | |
| C10 | 0.1311 (2) | 0.5647 (3) | 0.5247 (3) | 0.0511 (8) | |
| C11 | 0.1268 (3) | 0.5010 (4) | 0.6297 (3) | 0.0631 (9) | |
| H11A | 0.1343 | 0.5528 | 0.7016 | 0.076* | |
| C12 | 0.1047 (2) | 0.3241 (4) | 0.4998 (3) | 0.0555 (8) | |
| C13 | 0.0869 (3) | 0.1719 (4) | 0.4440 (4) | 0.0826 (12) | |
| H13A | 0.0630 | 0.1058 | 0.4952 | 0.124* | |
| H13B | 0.1453 | 0.1316 | 0.4332 | 0.124* | |
| H13C | 0.0408 | 0.1798 | 0.3675 | 0.124* |
| Br1 | 0.1056 (4) | 0.0702 (3) | 0.0535 (3) | 0.0046 (2) | 0.0298 (2) | −0.00709 (18) |
| O1 | 0.134 (3) | 0.0601 (16) | 0.141 (3) | 0.0125 (17) | 0.096 (2) | 0.0205 (18) |
| O2 | 0.0806 (16) | 0.0593 (14) | 0.0483 (13) | 0.0208 (12) | 0.0282 (12) | 0.0138 (11) |
| O3 | 0.158 (3) | 0.0530 (16) | 0.095 (2) | −0.0046 (18) | 0.054 (2) | 0.0083 (15) |
| O4 | 0.169 (3) | 0.0605 (17) | 0.108 (3) | −0.011 (2) | 0.056 (2) | −0.0356 (18) |
| N1 | 0.0498 (14) | 0.0417 (14) | 0.0480 (15) | 0.0060 (11) | 0.0097 (12) | −0.0016 (12) |
| N2 | 0.0730 (19) | 0.068 (2) | 0.0620 (19) | 0.0077 (16) | 0.0231 (16) | 0.0130 (16) |
| N3 | 0.083 (2) | 0.0497 (17) | 0.081 (2) | 0.0018 (15) | 0.0311 (19) | −0.0153 (17) |
| C1 | 0.067 (2) | 0.072 (2) | 0.050 (2) | 0.0040 (18) | 0.0192 (17) | 0.0049 (17) |
| C2 | 0.075 (3) | 0.088 (3) | 0.064 (2) | 0.010 (2) | 0.023 (2) | 0.029 (2) |
| C3 | 0.074 (3) | 0.063 (2) | 0.097 (3) | 0.010 (2) | 0.025 (2) | 0.028 (2) |
| C4 | 0.069 (2) | 0.052 (2) | 0.079 (3) | 0.0061 (18) | 0.020 (2) | 0.0020 (19) |
| C5 | 0.0503 (18) | 0.0488 (17) | 0.0488 (19) | −0.0028 (14) | 0.0106 (15) | −0.0015 (14) |
| C6 | 0.0488 (17) | 0.0480 (16) | 0.0456 (17) | −0.0023 (14) | 0.0123 (14) | −0.0019 (14) |
| C7 | 0.070 (2) | 0.0479 (17) | 0.0491 (19) | −0.0027 (16) | 0.0235 (17) | −0.0046 (15) |
| C8 | 0.088 (3) | 0.054 (2) | 0.047 (2) | 0.0189 (18) | 0.0245 (19) | 0.0130 (16) |
| C9 | 0.074 (2) | 0.0487 (19) | 0.0434 (19) | 0.0132 (17) | 0.0044 (17) | 0.0003 (15) |
| C10 | 0.0562 (19) | 0.0445 (17) | 0.054 (2) | 0.0075 (14) | 0.0159 (16) | −0.0058 (14) |
| C11 | 0.071 (2) | 0.068 (2) | 0.051 (2) | 0.0093 (18) | 0.0186 (18) | −0.0037 (17) |
| C12 | 0.0513 (19) | 0.0473 (18) | 0.066 (2) | 0.0026 (15) | 0.0128 (16) | 0.0060 (17) |
| C13 | 0.095 (3) | 0.050 (2) | 0.102 (3) | −0.011 (2) | 0.024 (3) | −0.002 (2) |
| Br1—C5 | 1.895 (3) | C3—C4 | 1.374 (5) |
| O1—C7 | 1.195 (4) | C3—H3A | 0.9300 |
| O2—C7 | 1.326 (4) | C4—C5 | 1.372 (5) |
| O2—C8 | 1.439 (4) | C4—H4A | 0.9300 |
| O3—N3 | 1.213 (4) | C5—C6 | 1.393 (4) |
| O4—N3 | 1.221 (4) | C6—C7 | 1.479 (5) |
| N1—C12 | 1.351 (4) | C8—C9 | 1.494 (5) |
| N1—C10 | 1.379 (4) | C8—H8A | 0.9700 |
| N1—C9 | 1.472 (4) | C8—H8B | 0.9700 |
| N2—C12 | 1.328 (4) | C9—H9A | 0.9700 |
| N2—C11 | 1.345 (5) | C9—H9B | 0.9700 |
| N3—C10 | 1.420 (5) | C10—C11 | 1.355 (5) |
| C1—C2 | 1.372 (5) | C11—H11A | 0.9300 |
| C1—C6 | 1.391 (5) | C12—C13 | 1.485 (5) |
| C1—H1A | 0.9300 | C13—H13A | 0.9600 |
| C2—C3 | 1.376 (6) | C13—H13B | 0.9600 |
| C2—H2B | 0.9300 | C13—H13C | 0.9600 |
| C7—O2—C8 | 117.1 (3) | O2—C7—C6 | 111.7 (3) |
| C12—N1—C10 | 105.0 (3) | O2—C8—C9 | 106.5 (3) |
| C12—N1—C9 | 125.9 (3) | O2—C8—H8A | 110.4 |
| C10—N1—C9 | 129.0 (3) | C9—C8—H8A | 110.4 |
| C12—N2—C11 | 105.8 (3) | O2—C8—H8B | 110.4 |
| O3—N3—O4 | 123.4 (4) | C9—C8—H8B | 110.4 |
| O3—N3—C10 | 120.3 (3) | H8A—C8—H8B | 108.6 |
| O4—N3—C10 | 116.3 (4) | N1—C9—C8 | 112.5 (3) |
| C2—C1—C6 | 121.0 (3) | N1—C9—H9A | 109.1 |
| C2—C1—H1A | 119.5 | C8—C9—H9A | 109.1 |
| C6—C1—H1A | 119.5 | N1—C9—H9B | 109.1 |
| C1—C2—C3 | 119.6 (4) | C8—C9—H9B | 109.1 |
| C1—C2—H2B | 120.2 | H9A—C9—H9B | 107.8 |
| C3—C2—H2B | 120.2 | C11—C10—N1 | 107.4 (3) |
| C4—C3—C2 | 120.6 (4) | C11—C10—N3 | 127.8 (3) |
| C4—C3—H3A | 119.7 | N1—C10—N3 | 124.8 (3) |
| C2—C3—H3A | 119.7 | N2—C11—C10 | 109.8 (3) |
| C5—C4—C3 | 119.6 (4) | N2—C11—H11A | 125.1 |
| C5—C4—H4A | 120.2 | C10—C11—H11A | 125.1 |
| C3—C4—H4A | 120.2 | N2—C12—N1 | 112.1 (3) |
| C4—C5—C6 | 121.0 (3) | N2—C12—C13 | 123.8 (3) |
| C4—C5—Br1 | 117.1 (3) | N1—C12—C13 | 124.1 (3) |
| C6—C5—Br1 | 121.9 (2) | C12—C13—H13A | 109.5 |
| C1—C6—C5 | 118.0 (3) | C12—C13—H13B | 109.5 |
| C1—C6—C7 | 118.9 (3) | H13A—C13—H13B | 109.5 |
| C5—C6—C7 | 123.0 (3) | C12—C13—H13C | 109.5 |
| O1—C7—O2 | 122.4 (3) | H13A—C13—H13C | 109.5 |
| O1—C7—C6 | 125.9 (3) | H13B—C13—H13C | 109.5 |
| C6—C1—C2—C3 | −0.9 (6) | C10—N1—C9—C8 | 80.5 (4) |
| C1—C2—C3—C4 | 0.1 (6) | O2—C8—C9—N1 | 64.2 (4) |
| C2—C3—C4—C5 | 0.5 (6) | C12—N1—C10—C11 | −0.1 (4) |
| C3—C4—C5—C6 | −0.2 (5) | C9—N1—C10—C11 | −177.1 (3) |
| C3—C4—C5—Br1 | −178.1 (3) | C12—N1—C10—N3 | −177.7 (3) |
| C2—C1—C6—C5 | 1.2 (5) | C9—N1—C10—N3 | 5.3 (5) |
| C2—C1—C6—C7 | −177.7 (3) | O3—N3—C10—C11 | −176.0 (4) |
| C4—C5—C6—C1 | −0.6 (5) | O4—N3—C10—C11 | 3.1 (6) |
| Br1—C5—C6—C1 | 177.1 (3) | O3—N3—C10—N1 | 1.1 (6) |
| C4—C5—C6—C7 | 178.2 (3) | O4—N3—C10—N1 | −179.8 (3) |
| Br1—C5—C6—C7 | −4.0 (5) | C12—N2—C11—C10 | 0.5 (4) |
| C8—O2—C7—O1 | 5.6 (5) | N1—C10—C11—N2 | −0.2 (4) |
| C8—O2—C7—C6 | −174.4 (3) | N3—C10—C11—N2 | 177.3 (3) |
| C1—C6—C7—O1 | 145.8 (4) | C11—N2—C12—N1 | −0.6 (4) |
| C5—C6—C7—O1 | −33.1 (6) | C11—N2—C12—C13 | 179.9 (3) |
| C1—C6—C7—O2 | −34.2 (4) | C10—N1—C12—N2 | 0.5 (4) |
| C5—C6—C7—O2 | 147.0 (3) | C9—N1—C12—N2 | 177.6 (3) |
| C7—O2—C8—C9 | 156.0 (3) | C10—N1—C12—C13 | 179.9 (3) |
| C12—N1—C9—C8 | −95.9 (4) | C9—N1—C12—C13 | −3.0 (5) |
| H··· | ||||
| C8—H8 | 0.97 | 2.51 | 3.183 (4) | 127 |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| C8—H8 | 0.97 | 2.51 | 3.183 (4) | 127 |
Symmetry code: (i) .