| Literature DB >> 21580631 |
Iván Brito, Javier Vallejos, Michael Bolte, Matías López-Rodríguez.
Abstract
The title compound, C(15)H(14)N(2)O(4), has a trans-gauche [O/C/C/C-O/C/C/C] (TG) conformation. The angle between the planes of aromatic rings is 76.4 (3)°. The crystal structure is stabilized by van der Waals inter-actions and C-H⋯O hydrogen bonds. The crystal used was a non-merohedral twin with a fractional contribution of the minor component of 0.443 (5).Entities:
Year: 2010 PMID: 21580631 PMCID: PMC2983924 DOI: 10.1107/S1600536810008810
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C15H14N2O4 | |
| Triclinic, | |
| Hall symbol: -P 1 | Mo |
| Cell parameters from 3924 reflections | |
| θ = 3.9–25.8° | |
| µ = 0.10 mm−1 | |
| α = 104.41 (2)° | |
| β = 95.90 (2)° | Plate, colourless |
| γ = 100.90 (2)° | 0.22 × 0.14 × 0.07 mm |
| Stoe IPDS II two-circle diffractometer | 1382 reflections with |
| Radiation source: fine-focus sealed tube | |
| graphite | θmax = 26.0°, θmin = 3.8° |
| ω scans | |
| 8629 measured reflections | |
| 2558 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 | |
| 2558 reflections | (Δ/σ)max < 0.001 |
| 191 parameters | Δρmax = 0.43 e Å−3 |
| 0 restraints | Δρmin = −0.46 e Å−3 |
| Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. |
| Refinement. Refinement of |
| O1 | 0.8187 (10) | 0.2723 (4) | 0.2445 (4) | 0.0458 (12) | |
| O2 | 0.6697 (13) | 0.0749 (5) | 0.1430 (4) | 0.0637 (16) | |
| O3 | 1.1653 (9) | 0.2272 (4) | 0.5109 (3) | 0.0405 (11) | |
| O4 | 1.2061 (11) | 0.4252 (4) | 0.6081 (4) | 0.0540 (14) | |
| C1 | 0.6560 (14) | 0.1865 (6) | 0.1644 (5) | 0.0434 (17) | |
| C2 | 1.0002 (15) | 0.2161 (6) | 0.3054 (5) | 0.0434 (16) | |
| H2A | 1.1296 | 0.1648 | 0.2688 | 0.052* | |
| H2B | 0.8629 | 0.1587 | 0.3334 | 0.052* | |
| C3 | 1.2023 (14) | 0.3317 (6) | 0.3827 (5) | 0.0448 (17) | |
| H3A | 1.3515 | 0.3838 | 0.3543 | 0.054* | |
| H3B | 1.0718 | 0.3881 | 0.4135 | 0.054* | |
| C4 | 1.3748 (14) | 0.2826 (7) | 0.4557 (5) | 0.0445 (17) | |
| H4A | 1.4795 | 0.2160 | 0.4234 | 0.053* | |
| H4B | 1.5339 | 0.3554 | 0.4981 | 0.053* | |
| C5 | 1.0994 (13) | 0.3111 (6) | 0.5848 (5) | 0.0439 (17) | |
| C11 | 0.4701 (14) | 0.2473 (6) | 0.1081 (5) | 0.0420 (16) | |
| C12 | 0.4516 (15) | 0.3777 (6) | 0.1359 (5) | 0.0451 (17) | |
| H12 | 0.5646 | 0.4308 | 0.1948 | 0.054* | |
| N13 | 0.2835 (15) | 0.4308 (6) | 0.0838 (5) | 0.0568 (17) | |
| C14 | 0.1172 (16) | 0.3544 (7) | 0.0009 (6) | 0.0538 (19) | |
| H14 | −0.0070 | 0.3904 | −0.0367 | 0.065* | |
| C15 | 0.1253 (17) | 0.2229 (7) | −0.0306 (6) | 0.055 (2) | |
| H15 | 0.0121 | 0.1712 | −0.0899 | 0.066* | |
| C16 | 0.2940 (17) | 0.1699 (7) | 0.0235 (6) | 0.0516 (19) | |
| H16 | 0.2923 | 0.0800 | 0.0037 | 0.062* | |
| C21 | 0.8829 (13) | 0.2446 (6) | 0.6378 (5) | 0.0386 (15) | |
| C22 | 0.7613 (14) | 0.1126 (6) | 0.6107 (6) | 0.0472 (18) | |
| H22 | 0.8192 | 0.0626 | 0.5560 | 0.057* | |
| N23 | 0.5693 (13) | 0.0501 (6) | 0.6553 (4) | 0.0505 (16) | |
| C24 | 0.4879 (17) | 0.1254 (7) | 0.7329 (6) | 0.0526 (19) | |
| H24 | 0.3486 | 0.0843 | 0.7661 | 0.063* | |
| C25 | 0.5981 (16) | 0.2594 (6) | 0.7660 (5) | 0.0470 (17) | |
| H25 | 0.5369 | 0.3086 | 0.8205 | 0.056* | |
| C26 | 0.7973 (14) | 0.3177 (6) | 0.7173 (5) | 0.0446 (17) | |
| H26 | 0.8772 | 0.4089 | 0.7381 | 0.054* |
| O1 | 0.045 (2) | 0.027 (2) | 0.054 (3) | 0.0010 (19) | −0.005 (2) | 0.001 (2) |
| O2 | 0.095 (4) | 0.041 (3) | 0.047 (3) | 0.020 (3) | −0.005 (3) | −0.001 (2) |
| O3 | 0.036 (2) | 0.035 (2) | 0.043 (3) | −0.0023 (18) | 0.005 (2) | 0.004 (2) |
| O4 | 0.051 (3) | 0.032 (3) | 0.066 (4) | −0.004 (2) | 0.006 (2) | 0.003 (2) |
| C1 | 0.043 (3) | 0.033 (4) | 0.048 (5) | 0.002 (3) | 0.003 (3) | 0.008 (3) |
| C2 | 0.044 (3) | 0.033 (3) | 0.053 (4) | 0.006 (3) | 0.006 (3) | 0.014 (3) |
| C3 | 0.037 (3) | 0.031 (3) | 0.056 (4) | −0.008 (3) | −0.001 (3) | 0.009 (3) |
| C4 | 0.041 (3) | 0.040 (4) | 0.054 (5) | 0.002 (3) | 0.015 (3) | 0.020 (3) |
| C5 | 0.034 (3) | 0.027 (3) | 0.062 (5) | 0.002 (3) | −0.001 (3) | 0.002 (3) |
| C11 | 0.046 (3) | 0.025 (3) | 0.046 (4) | 0.004 (3) | 0.005 (3) | −0.002 (3) |
| C12 | 0.053 (4) | 0.027 (3) | 0.048 (5) | 0.007 (3) | 0.003 (3) | 0.001 (3) |
| N13 | 0.072 (4) | 0.039 (3) | 0.051 (4) | 0.013 (3) | −0.006 (3) | 0.003 (3) |
| C14 | 0.057 (4) | 0.041 (4) | 0.057 (5) | 0.012 (3) | −0.009 (4) | 0.008 (4) |
| C15 | 0.059 (4) | 0.043 (4) | 0.049 (5) | 0.008 (3) | 0.007 (4) | −0.010 (3) |
| C16 | 0.066 (4) | 0.030 (3) | 0.051 (5) | 0.006 (3) | 0.009 (4) | 0.001 (3) |
| C21 | 0.031 (3) | 0.029 (3) | 0.044 (4) | 0.001 (2) | −0.007 (3) | −0.002 (3) |
| C22 | 0.045 (3) | 0.024 (3) | 0.063 (5) | 0.001 (3) | 0.003 (3) | 0.003 (3) |
| N23 | 0.054 (3) | 0.041 (3) | 0.048 (4) | −0.002 (3) | 0.004 (3) | 0.008 (3) |
| C24 | 0.058 (4) | 0.040 (4) | 0.055 (5) | 0.004 (3) | 0.011 (4) | 0.010 (4) |
| C25 | 0.050 (4) | 0.034 (3) | 0.047 (4) | 0.006 (3) | −0.002 (3) | −0.002 (3) |
| C26 | 0.042 (3) | 0.028 (3) | 0.051 (5) | 0.004 (3) | 0.000 (3) | −0.008 (3) |
| O1—C1 | 1.353 (8) | C12—N13 | 1.329 (10) |
| O1—C2 | 1.472 (8) | C12—H12 | 0.9500 |
| O2—C1 | 1.194 (8) | N13—C14 | 1.353 (10) |
| O3—C5 | 1.340 (8) | C14—C15 | 1.402 (10) |
| O3—C4 | 1.452 (7) | C14—H14 | 0.9500 |
| O4—C5 | 1.193 (8) | C15—C16 | 1.349 (12) |
| C1—C11 | 1.475 (10) | C15—H15 | 0.9500 |
| C2—C3 | 1.537 (9) | C16—H16 | 0.9500 |
| C2—H2A | 0.9900 | C21—C22 | 1.379 (8) |
| C2—H2B | 0.9900 | C21—C26 | 1.384 (9) |
| C3—C4 | 1.528 (10) | C22—N23 | 1.328 (9) |
| C3—H3A | 0.9900 | C22—H22 | 0.9500 |
| C3—H3B | 0.9900 | N23—C24 | 1.364 (10) |
| C4—H4A | 0.9900 | C24—C25 | 1.393 (9) |
| C4—H4B | 0.9900 | C24—H24 | 0.9500 |
| C5—C21 | 1.504 (10) | C25—C26 | 1.368 (10) |
| C11—C16 | 1.389 (10) | C25—H25 | 0.9500 |
| C11—C12 | 1.400 (8) | C26—H26 | 0.9500 |
| C1—O1—C2 | 114.8 (5) | N13—C12—C11 | 123.2 (7) |
| C5—O3—C4 | 116.2 (5) | N13—C12—H12 | 118.4 |
| O2—C1—O1 | 122.4 (6) | C11—C12—H12 | 118.4 |
| O2—C1—C11 | 125.2 (6) | C12—N13—C14 | 118.4 (7) |
| O1—C1—C11 | 112.4 (6) | N13—C14—C15 | 121.1 (7) |
| O1—C2—C3 | 105.9 (5) | N13—C14—H14 | 119.5 |
| O1—C2—H2A | 110.6 | C15—C14—H14 | 119.5 |
| C3—C2—H2A | 110.6 | C16—C15—C14 | 119.9 (7) |
| O1—C2—H2B | 110.6 | C16—C15—H15 | 120.0 |
| C3—C2—H2B | 110.6 | C14—C15—H15 | 120.0 |
| H2A—C2—H2B | 108.7 | C15—C16—C11 | 119.8 (7) |
| C4—C3—C2 | 109.8 (6) | C15—C16—H16 | 120.1 |
| C4—C3—H3A | 109.7 | C11—C16—H16 | 120.1 |
| C2—C3—H3A | 109.7 | C22—C21—C26 | 117.6 (7) |
| C4—C3—H3B | 109.7 | C22—C21—C5 | 123.1 (6) |
| C2—C3—H3B | 109.7 | C26—C21—C5 | 119.3 (6) |
| H3A—C3—H3B | 108.2 | N23—C22—C21 | 125.0 (7) |
| O3—C4—C3 | 111.0 (5) | N23—C22—H22 | 117.5 |
| O3—C4—H4A | 109.4 | C21—C22—H22 | 117.5 |
| C3—C4—H4A | 109.4 | C22—N23—C24 | 115.8 (6) |
| O3—C4—H4B | 109.4 | N23—C24—C25 | 123.6 (7) |
| C3—C4—H4B | 109.4 | N23—C24—H24 | 118.2 |
| H4A—C4—H4B | 108.0 | C25—C24—H24 | 118.2 |
| O4—C5—O3 | 124.4 (6) | C26—C25—C24 | 117.7 (7) |
| O4—C5—C21 | 123.4 (7) | C26—C25—H25 | 121.2 |
| O3—C5—C21 | 112.2 (5) | C24—C25—H25 | 121.2 |
| C16—C11—C12 | 117.6 (7) | C25—C26—C21 | 120.3 (6) |
| C16—C11—C1 | 118.2 (6) | C25—C26—H26 | 119.8 |
| C12—C11—C1 | 124.1 (6) | C21—C26—H26 | 119.8 |
| C2—O1—C1—O2 | −3.1 (9) | N13—C14—C15—C16 | 1.9 (12) |
| C2—O1—C1—C11 | 177.9 (5) | C14—C15—C16—C11 | −2.9 (11) |
| C1—O1—C2—C3 | 171.4 (5) | C12—C11—C16—C15 | 3.2 (10) |
| O1—C2—C3—C4 | 173.9 (5) | C1—C11—C16—C15 | −178.9 (7) |
| C5—O3—C4—C3 | −84.3 (7) | O4—C5—C21—C22 | −179.8 (7) |
| C2—C3—C4—O3 | −70.1 (7) | O3—C5—C21—C22 | −1.8 (9) |
| C4—O3—C5—O4 | −1.7 (10) | O4—C5—C21—C26 | 0.8 (10) |
| C4—O3—C5—C21 | −179.6 (6) | O3—C5—C21—C26 | 178.7 (6) |
| O2—C1—C11—C16 | 0.4 (11) | C26—C21—C22—N23 | −0.4 (11) |
| O1—C1—C11—C16 | 179.4 (6) | C5—C21—C22—N23 | −179.9 (7) |
| O2—C1—C11—C12 | 178.2 (7) | C21—C22—N23—C24 | 0.9 (11) |
| O1—C1—C11—C12 | −2.8 (9) | C22—N23—C24—C25 | −0.9 (11) |
| C16—C11—C12—N13 | −2.5 (10) | N23—C24—C25—C26 | 0.3 (12) |
| C1—C11—C12—N13 | 179.7 (7) | C24—C25—C26—C21 | 0.2 (10) |
| C11—C12—N13—C14 | 1.4 (11) | C22—C21—C26—C25 | −0.2 (10) |
| C12—N13—C14—C15 | −1.1 (11) | C5—C21—C26—C25 | 179.3 (7) |
| H··· | ||||
| C3—H3A···O4i | 0.99 | 2.49 | 3.341 (8) | 144 |
| C16—H16···O2ii | 0.95 | 2.45 | 3.198 (10) | 136 |
| C24—H24···O2iii | 0.95 | 2.45 | 3.218 (10) | 138 |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| C3—H3 | 0.99 | 2.49 | 3.341 (8) | 144 |
| C16—H16⋯O2ii | 0.95 | 2.45 | 3.198 (10) | 136 |
| C24—H24⋯O2iii | 0.95 | 2.45 | 3.218 (10) | 138 |
Symmetry codes: (i) ; (ii) ; (iii) .