| Literature DB >> 25309281 |
Hayette Alliouche1, Abdelmalek Bouraiou1, Sofiane Bouacida2, Hocine Merazig3, Ali Belfaitah1.
Abstract
In the title mol-ecule, C13H13N3O2, the planes of the benzene and imidazole rings form a dihedral angle of 7.72 (5)°. In the crystal, mol-ecules are linked by weak C-H⋯N and C-H⋯O hydrogen bonds, forming layers parallel to (100). A weak C-H⋯π inter-action connects these layers into a three-dimensional network. A π-π stacking inter-action, with a centroid-centroid distance of 3.5373 (9) Å, is also observed.Entities:
Keywords: crystal structure; hydrogen bonding; imidazoles; nitroimidazoles; pharmacophore; π–π stacking interactions
Year: 2014 PMID: 25309281 PMCID: PMC4186084 DOI: 10.1107/S1600536814017243
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C13H13N3O2 | |
| Monoclinic, | Mo |
| Hall symbol: -P 2ybc | Cell parameters from 6402 reflections |
| θ = 2.3–25.1° | |
| µ = 0.09 mm−1 | |
| β = 101.798 (6)° | Needle, colorless |
| 0.16 × 0.06 × 0.05 mm | |
| Bruker APEXII diffractometer | 1958 reflections with |
| Graphite monochromator | |
| CCD rotation images, thin slices scans | θmax = 25.1°, θmin = 2.6° |
| Absorption correction: multi-scan ( | |
| 9856 measured reflections | |
| 2113 independent 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 | |
| 2113 reflections | (Δ/σ)max = 0.005 |
| 165 parameters | Δρmax = 0.36 e Å−3 |
| 0 restraints | Δρmin = −0.31 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 |
| N2 | 0.41984 (15) | 0.20989 (7) | 0.58571 (10) | 0.0142 (3) | |
| O1B | 0.58852 (16) | 0.36479 (6) | 0.59448 (9) | 0.0234 (3) | |
| O1A | 0.62422 (14) | 0.36871 (6) | 0.79969 (9) | 0.0214 (3) | |
| N3 | 0.37372 (15) | 0.13617 (7) | 0.75347 (10) | 0.0136 (3) | |
| N1 | 0.56745 (16) | 0.33418 (7) | 0.69608 (10) | 0.0154 (3) | |
| C12 | 0.16578 (19) | −0.08459 (9) | 0.37141 (12) | 0.0173 (3) | |
| H12 | 0.1714 | −0.0947 | 0.457 | 0.021* | |
| C1 | 0.47447 (18) | 0.25439 (8) | 0.69479 (12) | 0.0138 (3) | |
| C7 | 0.20697 (18) | −0.00361 (8) | 0.33138 (12) | 0.0148 (3) | |
| C3 | 0.35902 (18) | 0.13706 (8) | 0.62364 (12) | 0.0136 (3) | |
| C9 | 0.15285 (19) | −0.05791 (9) | 0.11606 (13) | 0.0177 (3) | |
| H9 | 0.1512 | −0.0485 | 0.0308 | 0.021* | |
| C5 | 0.29083 (19) | 0.06490 (8) | 0.54450 (12) | 0.0157 (3) | |
| H5 | 0.265 | 0.0148 | 0.5831 | 0.019* | |
| C2 | 0.44778 (18) | 0.21119 (8) | 0.79988 (12) | 0.0141 (3) | |
| H2 | 0.4744 | 0.2293 | 0.8837 | 0.017* | |
| C11 | 0.11685 (19) | −0.14954 (9) | 0.28511 (13) | 0.0187 (3) | |
| H11 | 0.0879 | −0.2025 | 0.3138 | 0.022* | |
| C6 | 0.26340 (18) | 0.06724 (8) | 0.41831 (12) | 0.0157 (3) | |
| H6 | 0.2821 | 0.1192 | 0.3821 | 0.019* | |
| C10 | 0.10965 (19) | −0.13770 (9) | 0.15583 (13) | 0.0182 (3) | |
| C4 | 0.3300 (2) | 0.06497 (8) | 0.82950 (12) | 0.0169 (3) | |
| H4A | 0.4249 | 0.0217 | 0.8324 | 0.025* | |
| H4B | 0.2073 | 0.0424 | 0.7921 | 0.025* | |
| H4C | 0.3293 | 0.0841 | 0.9139 | 0.025* | |
| C13 | 0.0545 (2) | −0.20885 (10) | 0.06267 (14) | 0.0255 (3) | |
| H13A | −0.0782 | −0.2215 | 0.055 | 0.038* | |
| H13B | 0.1287 | −0.2582 | 0.092 | 0.038* | |
| H13C | 0.0779 | −0.1923 | −0.0184 | 0.038* | |
| C8 | 0.19843 (19) | 0.00802 (9) | 0.20157 (12) | 0.0168 (3) | |
| H8 | 0.224 | 0.0613 | 0.1722 | 0.02* |
| N2 | 0.0171 (6) | 0.0135 (6) | 0.0119 (5) | 0.0024 (4) | 0.0024 (4) | −0.0006 (4) |
| O1B | 0.0390 (6) | 0.0180 (5) | 0.0150 (5) | −0.0046 (4) | 0.0093 (4) | 0.0023 (4) |
| O1A | 0.0312 (6) | 0.0174 (5) | 0.0144 (5) | −0.0033 (4) | 0.0019 (4) | −0.0040 (4) |
| N3 | 0.0162 (6) | 0.0129 (6) | 0.0118 (5) | 0.0014 (4) | 0.0033 (4) | 0.0011 (4) |
| N1 | 0.0199 (6) | 0.0129 (6) | 0.0136 (6) | 0.0026 (4) | 0.0037 (4) | −0.0001 (4) |
| C12 | 0.0190 (7) | 0.0184 (7) | 0.0135 (6) | 0.0014 (5) | 0.0016 (5) | 0.0007 (5) |
| C1 | 0.0164 (6) | 0.0116 (6) | 0.0135 (6) | 0.0027 (5) | 0.0034 (5) | −0.0002 (5) |
| C7 | 0.0122 (6) | 0.0175 (7) | 0.0147 (6) | 0.0012 (5) | 0.0024 (5) | −0.0013 (5) |
| C3 | 0.0137 (6) | 0.0148 (7) | 0.0123 (6) | 0.0031 (5) | 0.0028 (5) | 0.0012 (5) |
| C9 | 0.0153 (7) | 0.0249 (7) | 0.0130 (6) | 0.0016 (5) | 0.0030 (5) | −0.0021 (5) |
| C5 | 0.0172 (7) | 0.0139 (6) | 0.0163 (7) | 0.0003 (5) | 0.0040 (5) | −0.0001 (5) |
| C2 | 0.0164 (6) | 0.0134 (6) | 0.0126 (6) | 0.0028 (5) | 0.0028 (5) | −0.0015 (5) |
| C11 | 0.0182 (7) | 0.0150 (7) | 0.0216 (7) | 0.0007 (5) | 0.0014 (5) | 0.0013 (5) |
| C6 | 0.0158 (7) | 0.0142 (7) | 0.0176 (7) | 0.0002 (5) | 0.0043 (5) | 0.0010 (5) |
| C10 | 0.0126 (6) | 0.0207 (7) | 0.0202 (7) | 0.0029 (5) | 0.0008 (5) | −0.0055 (6) |
| C4 | 0.0211 (7) | 0.0165 (7) | 0.0136 (6) | −0.0008 (5) | 0.0049 (5) | 0.0029 (5) |
| C13 | 0.0260 (8) | 0.0249 (8) | 0.0238 (8) | −0.0004 (6) | 0.0009 (6) | −0.0088 (6) |
| C8 | 0.0157 (7) | 0.0181 (7) | 0.0170 (7) | −0.0003 (5) | 0.0043 (5) | 0.0011 (5) |
| N2—C3 | 1.3244 (17) | C9—C10 | 1.387 (2) |
| N2—C1 | 1.3581 (17) | C9—H9 | 0.93 |
| O1B—N1 | 1.2354 (15) | C5—C6 | 1.3358 (19) |
| O1A—N1 | 1.2357 (15) | C5—H5 | 0.93 |
| N3—C2 | 1.3522 (17) | C2—H2 | 0.93 |
| N3—C3 | 1.3832 (16) | C11—C10 | 1.398 (2) |
| N3—C4 | 1.4631 (16) | C11—H11 | 0.93 |
| N1—C1 | 1.4246 (17) | C6—H6 | 0.93 |
| C12—C11 | 1.3816 (19) | C10—C13 | 1.5057 (19) |
| C12—C7 | 1.4006 (19) | C4—H4A | 0.96 |
| C12—H12 | 0.93 | C4—H4B | 0.96 |
| C1—C2 | 1.3700 (18) | C4—H4C | 0.96 |
| C7—C8 | 1.4015 (19) | C13—H13A | 0.96 |
| C7—C6 | 1.4632 (18) | C13—H13B | 0.96 |
| C3—C5 | 1.4479 (18) | C13—H13C | 0.96 |
| C9—C8 | 1.3853 (19) | C8—H8 | 0.93 |
| C3—N2—C1 | 103.69 (11) | N3—C2—H2 | 128 |
| C2—N3—C3 | 108.00 (11) | C1—C2—H2 | 128 |
| C2—N3—C4 | 125.37 (11) | C12—C11—C10 | 121.71 (13) |
| C3—N3—C4 | 126.51 (11) | C12—C11—H11 | 119.1 |
| O1B—N1—O1A | 123.54 (11) | C10—C11—H11 | 119.1 |
| O1B—N1—C1 | 118.65 (11) | C5—C6—C7 | 126.59 (13) |
| O1A—N1—C1 | 117.80 (11) | C5—C6—H6 | 116.7 |
| C11—C12—C7 | 120.71 (12) | C7—C6—H6 | 116.7 |
| C11—C12—H12 | 119.6 | C9—C10—C11 | 117.74 (12) |
| C7—C12—H12 | 119.6 | C9—C10—C13 | 121.09 (13) |
| N2—C1—C2 | 113.28 (12) | C11—C10—C13 | 121.16 (13) |
| N2—C1—N1 | 121.19 (11) | N3—C4—H4A | 109.5 |
| C2—C1—N1 | 125.23 (12) | N3—C4—H4B | 109.5 |
| C12—C7—C8 | 117.33 (12) | H4A—C4—H4B | 109.5 |
| C12—C7—C6 | 123.28 (12) | N3—C4—H4C | 109.5 |
| C8—C7—C6 | 119.36 (12) | H4A—C4—H4C | 109.5 |
| N2—C3—N3 | 111.11 (11) | H4B—C4—H4C | 109.5 |
| N2—C3—C5 | 126.46 (12) | C10—C13—H13A | 109.5 |
| N3—C3—C5 | 122.40 (11) | C10—C13—H13B | 109.5 |
| C8—C9—C10 | 120.94 (12) | H13A—C13—H13B | 109.5 |
| C8—C9—H9 | 119.5 | C10—C13—H13C | 109.5 |
| C10—C9—H9 | 119.5 | H13A—C13—H13C | 109.5 |
| C6—C5—C3 | 122.75 (12) | H13B—C13—H13C | 109.5 |
| C6—C5—H5 | 118.6 | C9—C8—C7 | 121.55 (13) |
| C3—C5—H5 | 118.6 | C9—C8—H8 | 119.2 |
| N3—C2—C1 | 103.93 (11) | C7—C8—H8 | 119.2 |
| C3—N2—C1—C2 | −0.46 (15) | C3—N3—C2—C1 | 0.06 (14) |
| C3—N2—C1—N1 | 173.57 (11) | C4—N3—C2—C1 | 176.18 (12) |
| O1B—N1—C1—N2 | 3.97 (18) | N2—C1—C2—N3 | 0.25 (15) |
| O1A—N1—C1—N2 | −175.44 (11) | N1—C1—C2—N3 | −173.49 (12) |
| O1B—N1—C1—C2 | 177.24 (12) | C7—C12—C11—C10 | 1.1 (2) |
| O1A—N1—C1—C2 | −2.16 (19) | C3—C5—C6—C7 | 175.78 (12) |
| C11—C12—C7—C8 | −0.70 (19) | C12—C7—C6—C5 | 2.8 (2) |
| C11—C12—C7—C6 | −178.70 (12) | C8—C7—C6—C5 | −175.12 (13) |
| C1—N2—C3—N3 | 0.48 (14) | C8—C9—C10—C11 | −1.05 (19) |
| C1—N2—C3—C5 | −177.57 (12) | C8—C9—C10—C13 | 178.22 (12) |
| C2—N3—C3—N2 | −0.35 (14) | C12—C11—C10—C9 | −0.2 (2) |
| C4—N3—C3—N2 | −176.42 (11) | C12—C11—C10—C13 | −179.50 (13) |
| C2—N3—C3—C5 | 177.79 (12) | C10—C9—C8—C7 | 1.5 (2) |
| C4—N3—C3—C5 | 1.73 (19) | C12—C7—C8—C9 | −0.57 (19) |
| N2—C3—C5—C6 | −7.0 (2) | C6—C7—C8—C9 | 177.51 (12) |
| N3—C3—C5—C6 | 175.11 (12) |
| H··· | ||||
| C2—H2···N2i | 0.93 | 2.49 | 3.3702 (17) | 159 |
| C4—H4 | 0.96 | 2.54 | 3.2676 (17) | 133 |
| C13—H13 | 0.96 | 2.59 | 3.5347 (19) | 168 |
| C4—H4 | 0.96 | 2.61 | 3.4336 (16) | 144 |
Hydrogen-bond geometry (Å, °)
Cg is the centroid of the C7–C12 ring.
|
|
| H⋯ |
|
|
|---|---|---|---|---|
| C2—H2⋯N2i | 0.93 | 2.49 | 3.3702 (17) | 159 |
| C4—H4 | 0.96 | 2.54 | 3.2676 (17) | 133 |
| C13—H13 | 0.96 | 2.59 | 3.5347 (19) | 168 |
| C4—H4 | 0.96 | 2.61 | 3.4336 (16) | 144 |
Symmetry codes: (i) ; (ii) ; (iii) .