| Literature DB >> 22262969 |
Xin-Hua Li, De-Cai Wang, Bo-Nian Liu, Wei Xu.
Abstract
In the mol-ecule of the title compound, C(11)H(11)FN(2)O(4), the five-membered ring adopts an envelope conformation. An intra-molecular N-H⋯F hydrogen bond occurs. In the crystal structure, inter-molecular N-H⋯O hydrogen bonds link the mol-ecules.Entities:
Year: 2008 PMID: 22262969 PMCID: PMC3257070 DOI: 10.1107/S1600536808039470
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C11H11FN2O4 | |
| Orthorhombic, | Mo |
| Hall symbol: P 2ac 2ab | Cell parameters from 25 reflections |
| θ = 9–12° | |
| µ = 0.13 mm−1 | |
| Block, colorless | |
| 0.40 × 0.10 × 0.10 mm |
| Enraf–Nonius CAD-4 diffractometer | 898 reflections with |
| Radiation source: fine-focus sealed tube | |
| graphite | θmax = 26.0°, θmin = 1.6° |
| ω/2θ scans | |
| Absorption correction: ψ scan (North | |
| 2157 measured reflections | 3 standard reflections every 120 min |
| 1301 independent reflections | intensity decay: none |
| Refinement on | Secondary atom site location: difference Fourier map |
| Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
| H-atom parameters constrained | |
| (Δ/σ)max < 0.001 | |
| 1301 reflections | Δρmax = 0.27 e Å−3 |
| 164 parameters | Δρmin = −0.23 e Å−3 |
| 0 restraints | Extinction correction: |
| Primary atom site location: structure-invariant direct methods | Extinction coefficient: 0.023 (4) |
| 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 |
| O1 | 0.6898 (8) | 0.3384 (4) | 0.36430 (13) | 0.0497 (10) | |
| O2 | 0.9373 (9) | 0.5438 (3) | 0.37339 (12) | 0.0489 (10) | |
| O3 | 1.1580 (8) | 0.2201 (5) | 0.44108 (17) | 0.0576 (11) | |
| O4 | 0.7161 (10) | 0.6057 (4) | 0.50750 (13) | 0.0599 (12) | |
| N1 | 0.7627 (11) | 0.0954 (4) | 0.44684 (15) | 0.0513 (12) | |
| H1A | 0.8450 | 0.0144 | 0.4540 | 0.062* | |
| H1B | 0.5866 | 0.0979 | 0.4449 | 0.062* | |
| N2 | 0.5605 (12) | 0.6946 (5) | 0.42850 (18) | 0.0681 (16) | |
| H2A | 0.4529 | 0.7561 | 0.4441 | 0.082* | |
| H2B | 0.5674 | 0.6905 | 0.3939 | 0.082* | |
| F1 | 0.4814 (11) | 0.6150 (5) | 0.30682 (15) | 0.1054 (16) | |
| C1 | 0.6335 (15) | 0.5470 (7) | 0.2681 (2) | 0.0633 (18) | |
| C2 | 0.572 (2) | 0.5797 (8) | 0.2158 (3) | 0.083 (2) | |
| H2 | 0.4353 | 0.6472 | 0.2076 | 0.099* | |
| C3 | 0.715 (2) | 0.5109 (8) | 0.1758 (3) | 0.088 (3) | |
| H3 | 0.6700 | 0.5274 | 0.1399 | 0.105* | |
| C4 | 0.9265 (19) | 0.4170 (9) | 0.1887 (2) | 0.095 (3) | |
| H4 | 1.0286 | 0.3731 | 0.1615 | 0.114* | |
| C5 | 0.9875 (19) | 0.3878 (8) | 0.2426 (2) | 0.076 (2) | |
| H5 | 1.1281 | 0.3230 | 0.2511 | 0.092* | |
| C6 | 0.8410 (14) | 0.4542 (6) | 0.2832 (2) | 0.0539 (16) | |
| C7 | 0.9126 (13) | 0.4196 (6) | 0.34082 (18) | 0.0466 (13) | |
| H7 | 1.0818 | 0.3617 | 0.3423 | 0.056* | |
| C8 | 0.7392 (14) | 0.3487 (5) | 0.42137 (18) | 0.0461 (14) | |
| H8 | 0.5644 | 0.3507 | 0.4409 | 0.055* | |
| C9 | 0.8871 (13) | 0.4968 (5) | 0.42764 (19) | 0.0470 (14) | |
| H9 | 1.0617 | 0.4826 | 0.4465 | 0.056* | |
| C10 | 0.9067 (11) | 0.2163 (6) | 0.4389 (2) | 0.0407 (12) | |
| C11 | 0.7142 (14) | 0.6068 (5) | 0.4576 (2) | 0.0492 (14) |
| O1 | 0.056 (2) | 0.0459 (19) | 0.0467 (19) | −0.007 (2) | −0.009 (2) | 0.0041 (16) |
| O2 | 0.059 (2) | 0.0420 (18) | 0.0451 (19) | −0.007 (2) | 0.006 (2) | −0.0011 (15) |
| O3 | 0.038 (2) | 0.059 (2) | 0.075 (3) | −0.006 (2) | −0.003 (2) | 0.007 (2) |
| O4 | 0.079 (3) | 0.054 (2) | 0.046 (2) | −0.016 (3) | 0.003 (2) | −0.0063 (17) |
| N1 | 0.055 (3) | 0.044 (2) | 0.055 (2) | −0.001 (3) | −0.009 (3) | 0.008 (2) |
| N2 | 0.093 (4) | 0.060 (3) | 0.052 (3) | 0.020 (4) | 0.000 (3) | −0.004 (2) |
| F1 | 0.106 (4) | 0.128 (4) | 0.082 (3) | 0.045 (4) | −0.016 (3) | 0.000 (3) |
| C1 | 0.071 (5) | 0.066 (4) | 0.054 (3) | 0.003 (4) | −0.003 (3) | 0.005 (3) |
| C2 | 0.106 (6) | 0.072 (4) | 0.070 (4) | −0.004 (5) | −0.022 (5) | 0.017 (4) |
| C3 | 0.118 (7) | 0.091 (5) | 0.053 (4) | −0.021 (6) | −0.021 (5) | 0.021 (4) |
| C4 | 0.108 (6) | 0.134 (7) | 0.043 (3) | −0.003 (7) | 0.000 (4) | −0.005 (4) |
| C5 | 0.088 (5) | 0.087 (5) | 0.054 (4) | 0.010 (5) | 0.009 (4) | −0.010 (3) |
| C6 | 0.068 (4) | 0.048 (3) | 0.046 (3) | −0.003 (3) | 0.000 (3) | 0.005 (2) |
| C7 | 0.048 (3) | 0.047 (3) | 0.045 (3) | 0.002 (3) | 0.001 (3) | 0.000 (2) |
| C8 | 0.063 (4) | 0.037 (2) | 0.038 (3) | 0.003 (3) | −0.002 (3) | 0.002 (2) |
| C9 | 0.056 (4) | 0.042 (3) | 0.043 (3) | 0.001 (3) | 0.002 (3) | 0.003 (2) |
| C10 | 0.045 (3) | 0.039 (3) | 0.038 (3) | 0.001 (3) | 0.001 (3) | −0.002 (2) |
| C11 | 0.062 (4) | 0.039 (3) | 0.047 (3) | −0.009 (3) | 0.002 (3) | −0.006 (2) |
| O1—C7 | 1.438 (6) | C3—C4 | 1.378 (11) |
| O1—C8 | 1.440 (5) | C3—H3 | 0.9300 |
| O2—C7 | 1.398 (5) | C4—H4 | 0.9300 |
| O2—C9 | 1.434 (5) | C5—C4 | 1.396 (8) |
| O3—C10 | 1.227 (6) | C5—H5 | 0.9300 |
| O4—C11 | 1.240 (5) | C6—C1 | 1.372 (8) |
| N1—C10 | 1.323 (6) | C6—C5 | 1.376 (8) |
| N1—H1A | 0.8600 | C7—C6 | 1.505 (7) |
| N1—H1B | 0.8600 | C7—H7 | 0.9800 |
| N2—H2A | 0.8600 | C8—H8 | 0.9800 |
| N2—H2B | 0.8600 | C9—C8 | 1.540 (7) |
| F1—C1 | 1.363 (7) | C9—H9 | 0.9800 |
| C2—C1 | 1.366 (7) | C10—C8 | 1.522 (7) |
| C2—H2 | 0.9300 | C11—N2 | 1.313 (7) |
| C3—C2 | 1.367 (10) | C11—C9 | 1.507 (7) |
| C7—O1—C8 | 103.8 (4) | C5—C6—C7 | 118.9 (6) |
| C7—O2—C9 | 106.6 (3) | O1—C7—C6 | 108.5 (5) |
| C10—N1—H1A | 120.0 | O1—C7—H7 | 110.1 |
| C10—N1—H1B | 120.0 | O2—C7—O1 | 104.4 (4) |
| H1A—N1—H1B | 120.0 | O2—C7—C6 | 113.5 (4) |
| C11—N2—H2A | 120.0 | O2—C7—H7 | 110.1 |
| C11—N2—H2B | 120.0 | C6—C7—H7 | 110.1 |
| H2A—N2—H2B | 120.0 | O1—C8—C10 | 108.6 (4) |
| F1—C1—C2 | 116.8 (7) | O1—C8—C9 | 103.6 (4) |
| F1—C1—C6 | 119.4 (5) | O1—C8—H8 | 109.9 |
| C2—C1—C6 | 123.9 (7) | C9—C8—H8 | 109.9 |
| C1—C2—C3 | 118.5 (7) | C10—C8—C9 | 114.6 (5) |
| C1—C2—H2 | 120.8 | C10—C8—H8 | 109.9 |
| C3—C2—H2 | 120.8 | O2—C9—C8 | 104.3 (4) |
| C2—C3—C4 | 119.9 (6) | O2—C9—C11 | 111.0 (4) |
| C2—C3—H3 | 120.0 | O2—C9—H9 | 109.8 |
| C4—C3—H3 | 120.0 | C8—C9—H9 | 109.8 |
| C3—C4—C5 | 120.1 (7) | C11—C9—C8 | 111.9 (5) |
| C3—C4—H4 | 120.0 | C11—C9—H9 | 109.8 |
| C5—C4—H4 | 120.0 | O3—C10—N1 | 123.2 (6) |
| C6—C5—C4 | 120.5 (7) | O3—C10—C8 | 121.8 (5) |
| C6—C5—H5 | 119.8 | O4—C11—N2 | 123.9 (6) |
| C4—C5—H5 | 119.8 | O4—C11—C9 | 118.9 (5) |
| C1—C6—C5 | 117.1 (6) | N1—C10—C8 | 114.8 (4) |
| C1—C6—C7 | 124.1 (5) | N2—C11—C9 | 117.1 (5) |
| H··· | ||||
| N1—H1A···O4i | 0.86 | 2.32 | 3.089 (4) | 149 |
| N1—H1B···O3ii | 0.86 | 2.37 | 3.164 (4) | 153 |
| N2—H2A···O4iii | 0.86 | 2.09 | 2.944 (5) | 172 |
| N2—H2B···F1 | 0.86 | 2.31 | 3.130 (4) | 160 |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| N1—H1 | 0.86 | 2.32 | 3.089 (4) | 149 |
| N1—H1 | 0.86 | 2.37 | 3.164 (4) | 153 |
| N2—H2 | 0.86 | 2.09 | 2.944 (5) | 172 |
| N2—H2 | 0.86 | 2.31 | 3.130 (4) | 160 |
Symmetry codes: (i) ; (ii) ; (iii) .