| Literature DB >> 22220117 |
Abstract
In the crystal structure of the title compound, C(13)H(8)BrNO(4), mol-ecules are linked into chains along [101] by weak C-H⋯O hydrogen bonds and Br⋯O contacts [3.140 (4) Å]. The planes of the nitrated and brominated aryl rings form a dihedral angle of 64.98 (10)°, indicating a twist in the mol-ecule.Entities:
Year: 2011 PMID: 22220117 PMCID: PMC3247499 DOI: 10.1107/S1600536811043923
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C13H8BrNO4 | |
| Monoclinic, | Melting point: 431(1) K |
| Hall symbol: -P 2ybc | Mo |
| Cell parameters from 5487 reflections | |
| θ = 2.9–27.1° | |
| µ = 3.33 mm−1 | |
| β = 99.024 (3)° | |
| Block, pale-yellow | |
| 0.55 × 0.31 × 0.23 mm |
| Bruker–Nonius KappaCCD diffractometer | 2648 independent reflections |
| Radiation source: fine-focus sealed tube | 1918 reflections with |
| graphite | |
| ω scans | θmax = 27.1°, θmin = 3.5° |
| Absorption correction: multi-scan ( | |
| 9341 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 | |
| 2648 reflections | (Δ/σ)max < 0.001 |
| 172 parameters | Δρmax = 0.80 e Å−3 |
| 0 restraints | Δρmin = −0.68 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 |
| Br | 1.07826 (4) | 0.25892 (4) | 1.01950 (2) | 0.0659 (2) | |
| O2 | 0.6701 (3) | 0.1952 (3) | 0.59586 (16) | 0.0569 (6) | |
| C1 | 0.9755 (4) | 0.2726 (4) | 0.8984 (2) | 0.0507 (8) | |
| O1 | 0.7563 (3) | 0.4159 (3) | 0.58276 (16) | 0.0606 (6) | |
| C4 | 0.8266 (4) | 0.2946 (3) | 0.7227 (2) | 0.0457 (7) | |
| C8 | 0.5953 (4) | 0.1968 (4) | 0.5064 (2) | 0.0480 (7) | |
| C11 | 0.4518 (4) | 0.1846 (4) | 0.3321 (2) | 0.0504 (8) | |
| C10 | 0.5615 (4) | 0.0861 (4) | 0.3623 (2) | 0.0552 (8) | |
| H10 | 0.5859 | 0.0161 | 0.3235 | 0.066* | |
| N1 | 0.3778 (5) | 0.1834 (4) | 0.2373 (2) | 0.0694 (9) | |
| C7 | 0.7503 (4) | 0.3138 (4) | 0.6281 (2) | 0.0485 (7) | |
| C5 | 0.9242 (4) | 0.4006 (4) | 0.7604 (3) | 0.0594 (9) | |
| H5 | 0.9388 | 0.4796 | 0.7261 | 0.071* | |
| C2 | 0.8757 (4) | 0.1668 (4) | 0.8629 (2) | 0.0527 (8) | |
| H2 | 0.8587 | 0.0893 | 0.8978 | 0.063* | |
| C3 | 0.8023 (4) | 0.1793 (3) | 0.7748 (2) | 0.0499 (8) | |
| H3 | 0.7354 | 0.1090 | 0.7499 | 0.060* | |
| C6 | 0.9997 (5) | 0.3897 (4) | 0.8482 (2) | 0.0631 (10) | |
| H6 | 1.0659 | 0.4603 | 0.8732 | 0.076* | |
| C9 | 0.6350 (4) | 0.0922 (3) | 0.4507 (2) | 0.0535 (8) | |
| H9 | 0.7101 | 0.0268 | 0.4724 | 0.064* | |
| C13 | 0.4817 (4) | 0.2937 (4) | 0.4769 (2) | 0.0554 (8) | |
| H13 | 0.4546 | 0.3616 | 0.5162 | 0.066* | |
| O3 | 0.4181 (5) | 0.0922 (4) | 0.18766 (19) | 0.0955 (11) | |
| C12 | 0.4100 (5) | 0.2880 (4) | 0.3889 (3) | 0.0580 (9) | |
| H12 | 0.3340 | 0.3527 | 0.3674 | 0.070* | |
| O4 | 0.2819 (6) | 0.2721 (4) | 0.2116 (3) | 0.1064 (14) |
| Br | 0.0611 (3) | 0.0868 (3) | 0.0476 (3) | −0.00760 (19) | 0.00100 (18) | −0.00065 (17) |
| O2 | 0.0682 (16) | 0.0504 (12) | 0.0479 (13) | −0.0114 (12) | −0.0034 (11) | 0.0040 (11) |
| C1 | 0.0421 (17) | 0.062 (2) | 0.0475 (18) | 0.0014 (14) | 0.0051 (14) | −0.0012 (14) |
| O1 | 0.0684 (17) | 0.0519 (14) | 0.0599 (14) | −0.0047 (11) | 0.0054 (12) | 0.0080 (11) |
| C4 | 0.0445 (17) | 0.0475 (16) | 0.0456 (17) | 0.0002 (14) | 0.0079 (14) | −0.0012 (14) |
| C8 | 0.0480 (19) | 0.0511 (17) | 0.0434 (16) | −0.0075 (14) | 0.0029 (14) | 0.0044 (14) |
| C11 | 0.059 (2) | 0.0515 (18) | 0.0408 (16) | −0.0151 (16) | 0.0091 (15) | 0.0008 (14) |
| C10 | 0.067 (2) | 0.0478 (18) | 0.0534 (19) | −0.0115 (16) | 0.0189 (17) | −0.0075 (14) |
| N1 | 0.094 (3) | 0.067 (2) | 0.0456 (17) | −0.030 (2) | 0.0054 (17) | 0.0047 (16) |
| C7 | 0.0460 (18) | 0.0476 (18) | 0.0531 (19) | −0.0014 (14) | 0.0112 (15) | −0.0003 (15) |
| C5 | 0.060 (2) | 0.058 (2) | 0.059 (2) | −0.0160 (17) | 0.0039 (16) | 0.0070 (16) |
| C2 | 0.058 (2) | 0.0476 (18) | 0.0524 (18) | 0.0002 (15) | 0.0073 (16) | −0.0007 (14) |
| C3 | 0.054 (2) | 0.0441 (17) | 0.0509 (18) | −0.0044 (14) | 0.0059 (15) | −0.0034 (14) |
| C6 | 0.061 (2) | 0.067 (2) | 0.059 (2) | −0.0197 (18) | 0.0020 (18) | −0.0030 (17) |
| C9 | 0.057 (2) | 0.0445 (17) | 0.059 (2) | −0.0004 (15) | 0.0105 (16) | 0.0020 (14) |
| C13 | 0.056 (2) | 0.0594 (19) | 0.050 (2) | 0.0043 (17) | 0.0057 (16) | −0.0083 (16) |
| O3 | 0.148 (3) | 0.092 (2) | 0.0467 (15) | −0.027 (2) | 0.0140 (18) | −0.0131 (15) |
| C12 | 0.057 (2) | 0.062 (2) | 0.053 (2) | 0.0049 (17) | 0.0034 (17) | 0.0015 (16) |
| O4 | 0.137 (4) | 0.105 (3) | 0.063 (2) | 0.011 (2) | −0.028 (2) | 0.0082 (17) |
| Br—C1 | 1.896 (4) | C10—C9 | 1.379 (5) |
| O2—C7 | 1.379 (4) | C10—H10 | 0.9300 |
| O2—C8 | 1.394 (4) | N1—O4 | 1.214 (5) |
| C1—C6 | 1.380 (5) | N1—O3 | 1.230 (5) |
| C1—C2 | 1.387 (5) | C5—C6 | 1.379 (5) |
| O1—C7 | 1.192 (4) | C5—H5 | 0.9300 |
| C4—C3 | 1.383 (5) | C2—C3 | 1.378 (5) |
| C4—C5 | 1.388 (5) | C2—H2 | 0.9300 |
| C4—C7 | 1.477 (5) | C3—H3 | 0.9300 |
| C8—C9 | 1.378 (5) | C6—H6 | 0.9300 |
| C8—C13 | 1.383 (5) | C9—H9 | 0.9300 |
| C11—C10 | 1.372 (5) | C13—C12 | 1.367 (5) |
| C11—C12 | 1.387 (5) | C13—H13 | 0.9300 |
| C11—N1 | 1.465 (4) | C12—H12 | 0.9300 |
| C7—O2—C8 | 117.8 (3) | C6—C5—C4 | 120.5 (3) |
| C6—C1—C2 | 121.5 (3) | C6—C5—H5 | 119.8 |
| C6—C1—Br | 118.9 (3) | C4—C5—H5 | 119.8 |
| C2—C1—Br | 119.6 (3) | C3—C2—C1 | 118.5 (3) |
| C3—C4—C5 | 119.4 (3) | C3—C2—H2 | 120.7 |
| C3—C4—C7 | 123.3 (3) | C1—C2—H2 | 120.7 |
| C5—C4—C7 | 117.3 (3) | C2—C3—C4 | 121.0 (3) |
| C9—C8—C13 | 122.0 (3) | C2—C3—H3 | 119.5 |
| C9—C8—O2 | 116.4 (3) | C4—C3—H3 | 119.5 |
| C13—C8—O2 | 121.5 (3) | C5—C6—C1 | 119.0 (3) |
| C10—C11—C12 | 121.8 (3) | C5—C6—H6 | 120.5 |
| C10—C11—N1 | 119.8 (3) | C1—C6—H6 | 120.5 |
| C12—C11—N1 | 118.4 (4) | C8—C9—C10 | 118.9 (3) |
| C11—C10—C9 | 119.1 (3) | C8—C9—H9 | 120.5 |
| C11—C10—H10 | 120.4 | C10—C9—H9 | 120.5 |
| C9—C10—H10 | 120.4 | C12—C13—C8 | 118.9 (3) |
| O4—N1—O3 | 123.6 (4) | C12—C13—H13 | 120.5 |
| O4—N1—C11 | 118.9 (4) | C8—C13—H13 | 120.5 |
| O3—N1—C11 | 117.5 (4) | C13—C12—C11 | 119.2 (4) |
| O1—C7—O2 | 122.4 (3) | C13—C12—H12 | 120.4 |
| O1—C7—C4 | 126.2 (3) | C11—C12—H12 | 120.4 |
| O2—C7—C4 | 111.4 (3) | ||
| C7—O2—C8—C9 | 123.0 (3) | C6—C1—C2—C3 | 1.3 (5) |
| C7—O2—C8—C13 | −60.4 (4) | Br—C1—C2—C3 | 179.9 (3) |
| C12—C11—C10—C9 | −1.7 (5) | C1—C2—C3—C4 | −0.3 (5) |
| N1—C11—C10—C9 | 177.2 (3) | C5—C4—C3—C2 | −1.2 (5) |
| C10—C11—N1—O4 | −179.4 (4) | C7—C4—C3—C2 | −179.6 (3) |
| C12—C11—N1—O4 | −0.4 (6) | C4—C5—C6—C1 | −0.7 (6) |
| C10—C11—N1—O3 | 0.0 (5) | C2—C1—C6—C5 | −0.9 (6) |
| C12—C11—N1—O3 | 178.9 (4) | Br—C1—C6—C5 | −179.5 (3) |
| C8—O2—C7—O1 | 0.6 (5) | C13—C8—C9—C10 | 1.5 (5) |
| C8—O2—C7—C4 | −178.4 (3) | O2—C8—C9—C10 | 178.1 (3) |
| C3—C4—C7—O1 | 173.0 (4) | C11—C10—C9—C8 | 0.4 (5) |
| C5—C4—C7—O1 | −5.4 (5) | C9—C8—C13—C12 | −2.0 (6) |
| C3—C4—C7—O2 | −8.0 (5) | O2—C8—C13—C12 | −178.5 (3) |
| C5—C4—C7—O2 | 173.5 (3) | C8—C13—C12—C11 | 0.7 (6) |
| C3—C4—C5—C6 | 1.7 (6) | C10—C11—C12—C13 | 1.2 (6) |
| C7—C4—C5—C6 | −179.8 (4) | N1—C11—C12—C13 | −177.7 (3) |
| H··· | ||||
| C10—H10···O4i | 0.93 | 2.69 | 3.543 (6) | 153. |
| C3—H3···O3ii | 0.93 | 2.60 | 3.335 (5) | 136. |
| C13—H13···O3iii | 0.93 | 2.67 | 3.460 (5) | 143. |
| C12—H12···O1iv | 0.93 | 2.50 | 3.237 (5) | 137. |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| C10—H10⋯O4i | 0.93 | 2.69 | 3.543 (6) | 153 |
| C3—H3⋯O3ii | 0.93 | 2.60 | 3.335 (5) | 136 |
| C13—H13⋯O3iii | 0.93 | 2.67 | 3.460 (5) | 143 |
| C12—H12⋯O1iv | 0.93 | 2.50 | 3.237 (5) | 137 |
Symmetry codes: (i) ; (ii) ; (iii) ; (iv) .