| Literature DB >> 21584011 |
Abstract
In the mol-ecule of the title compound, C(14)H(12)N(2)O(4), the two benzene rings make a dihedral angle of 84.53 (8)°. O-H⋯O and N-H⋯O hydrogen bonds link adjacent mol-ecules into a layer structure.Entities:
Year: 2009 PMID: 21584011 PMCID: PMC2977668 DOI: 10.1107/S1600536809012136
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C14H12N2O4 | |
| Orthorhombic, | Mo |
| Hall symbol: P 2ac 2ab | Cell parameters from 3150 reflections |
| θ = 2.7–28.1° | |
| µ = 0.11 mm−1 | |
| Prism, light yellow | |
| 0.40 × 0.15 × 0.10 mm |
| Bruker SMART APEX diffractometer | 1475 reflections with |
| Radiation source: fine-focus sealed tube | |
| graphite | θmax = 27.5°, θmin = 2.5° |
| ω scans | |
| 6928 measured reflections | |
| 1599 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 atoms treated by a mixture of independent and constrained refinement | |
| 1599 reflections | (Δ/σ)max = 0.001 |
| 197 parameters | Δρmax = 0.27 e Å−3 |
| 4 restraints | Δρmin = −0.17 e Å−3 |
| O1 | 0.60946 (17) | 0.59285 (14) | 0.90517 (8) | 0.0287 (3) | |
| O2 | 0.72656 (15) | 0.62247 (13) | 0.46567 (8) | 0.0247 (3) | |
| O3 | 0.65093 (19) | 0.92446 (15) | 0.39648 (9) | 0.0364 (4) | |
| O4 | 0.63007 (17) | 0.90074 (14) | −0.04878 (8) | 0.0310 (3) | |
| N1 | 0.49389 (17) | 0.72003 (15) | 0.47376 (9) | 0.0217 (3) | |
| N2 | 0.49553 (19) | 0.74438 (15) | 0.37802 (9) | 0.0223 (3) | |
| C1 | 0.6163 (2) | 0.60858 (17) | 0.81114 (11) | 0.0206 (3) | |
| C2 | 0.7010 (2) | 0.52136 (18) | 0.75329 (12) | 0.0224 (4) | |
| H2 | 0.7591 | 0.4487 | 0.7799 | 0.027* | |
| C3 | 0.7002 (2) | 0.54091 (17) | 0.65708 (12) | 0.0222 (4) | |
| H3 | 0.7585 | 0.4818 | 0.6179 | 0.027* | |
| C4 | 0.61465 (19) | 0.64672 (17) | 0.61727 (11) | 0.0191 (3) | |
| C5 | 0.5318 (2) | 0.73400 (18) | 0.67564 (11) | 0.0214 (3) | |
| H5 | 0.4735 | 0.8065 | 0.6491 | 0.026* | |
| C6 | 0.5334 (2) | 0.71626 (18) | 0.77205 (11) | 0.0235 (4) | |
| H6 | 0.4781 | 0.7774 | 0.8114 | 0.028* | |
| C7 | 0.6172 (2) | 0.66161 (17) | 0.51417 (11) | 0.0197 (3) | |
| C8 | 0.5846 (2) | 0.84605 (18) | 0.34327 (12) | 0.0226 (4) | |
| C9 | 0.5944 (2) | 0.85689 (17) | 0.23956 (12) | 0.0210 (4) | |
| C10 | 0.7023 (2) | 0.94658 (17) | 0.20197 (12) | 0.0224 (4) | |
| H10 | 0.7664 | 0.9979 | 0.2429 | 0.027* | |
| C11 | 0.7180 (2) | 0.96226 (18) | 0.10568 (12) | 0.0233 (4) | |
| H11 | 0.7928 | 1.0232 | 0.0809 | 0.028* | |
| C12 | 0.6230 (2) | 0.88771 (17) | 0.04537 (11) | 0.0222 (4) | |
| C13 | 0.5156 (2) | 0.79694 (19) | 0.08191 (11) | 0.0265 (4) | |
| H13 | 0.4517 | 0.7455 | 0.0409 | 0.032* | |
| C14 | 0.5017 (2) | 0.78146 (18) | 0.17811 (12) | 0.0247 (4) | |
| H14 | 0.4285 | 0.7189 | 0.2027 | 0.030* | |
| H1O | 0.668 (3) | 0.529 (2) | 0.9222 (17) | 0.045 (7)* | |
| H4O | 0.698 (2) | 0.958 (2) | −0.0659 (18) | 0.050 (8)* | |
| H1N | 0.4167 (19) | 0.757 (2) | 0.5039 (15) | 0.031 (6)* | |
| H2N | 0.467 (3) | 0.6748 (17) | 0.3437 (14) | 0.046 (7)* |
| O1 | 0.0391 (8) | 0.0299 (7) | 0.0172 (6) | 0.0076 (6) | −0.0011 (5) | 0.0049 (5) |
| O2 | 0.0253 (6) | 0.0290 (6) | 0.0199 (5) | 0.0028 (6) | 0.0036 (5) | −0.0039 (5) |
| O3 | 0.0500 (9) | 0.0399 (8) | 0.0194 (6) | −0.0174 (7) | −0.0003 (6) | −0.0066 (6) |
| O4 | 0.0440 (9) | 0.0313 (7) | 0.0179 (6) | −0.0098 (7) | 0.0005 (6) | 0.0030 (5) |
| N1 | 0.0219 (7) | 0.0300 (7) | 0.0132 (6) | 0.0027 (7) | 0.0014 (6) | −0.0001 (6) |
| N2 | 0.0265 (8) | 0.0276 (7) | 0.0128 (6) | −0.0014 (7) | −0.0012 (6) | −0.0004 (5) |
| C1 | 0.0244 (9) | 0.0209 (7) | 0.0167 (7) | −0.0032 (7) | −0.0023 (6) | 0.0014 (6) |
| C2 | 0.0238 (9) | 0.0207 (7) | 0.0227 (8) | 0.0008 (7) | −0.0022 (7) | 0.0036 (6) |
| C3 | 0.0216 (9) | 0.0221 (8) | 0.0230 (8) | 0.0012 (7) | 0.0014 (7) | −0.0016 (6) |
| C4 | 0.0192 (8) | 0.0208 (7) | 0.0173 (7) | −0.0039 (7) | −0.0004 (6) | 0.0002 (6) |
| C5 | 0.0236 (9) | 0.0206 (7) | 0.0199 (7) | 0.0021 (7) | −0.0005 (7) | 0.0008 (6) |
| C6 | 0.0283 (9) | 0.0236 (8) | 0.0186 (8) | 0.0026 (8) | 0.0019 (7) | −0.0018 (7) |
| C7 | 0.0208 (8) | 0.0188 (7) | 0.0194 (8) | −0.0029 (7) | 0.0009 (6) | −0.0025 (6) |
| C8 | 0.0231 (9) | 0.0247 (8) | 0.0201 (8) | 0.0015 (7) | 0.0006 (7) | −0.0026 (7) |
| C9 | 0.0231 (8) | 0.0217 (8) | 0.0181 (8) | 0.0019 (7) | −0.0001 (6) | −0.0009 (6) |
| C10 | 0.0230 (9) | 0.0217 (8) | 0.0224 (8) | −0.0009 (7) | −0.0038 (7) | −0.0022 (6) |
| C11 | 0.0262 (9) | 0.0210 (8) | 0.0227 (8) | −0.0018 (7) | −0.0007 (7) | 0.0027 (7) |
| C12 | 0.0282 (9) | 0.0219 (8) | 0.0166 (8) | 0.0012 (8) | −0.0005 (6) | 0.0014 (6) |
| C13 | 0.0296 (10) | 0.0295 (9) | 0.0206 (8) | −0.0065 (8) | −0.0028 (7) | −0.0026 (7) |
| C14 | 0.0267 (9) | 0.0268 (8) | 0.0206 (8) | −0.0064 (8) | 0.0011 (7) | −0.0005 (7) |
| O1—C1 | 1.3506 (19) | C7—N1 | 1.345 (2) |
| O1—H1O | 0.839 (10) | C8—N2 | 1.354 (2) |
| O2—C7 | 1.237 (2) | C8—C9 | 1.485 (2) |
| O3—C8 | 1.223 (2) | C9—C10 | 1.392 (2) |
| O4—C12 | 1.3497 (19) | C9—C14 | 1.400 (2) |
| O4—H4O | 0.846 (10) | C10—C11 | 1.388 (2) |
| C1—C6 | 1.392 (2) | C10—H10 | 0.9500 |
| C1—C2 | 1.396 (2) | C11—C12 | 1.398 (2) |
| C2—C3 | 1.385 (2) | C11—H11 | 0.9500 |
| C2—H2 | 0.9500 | C12—C13 | 1.390 (2) |
| C3—C4 | 1.395 (2) | C13—C14 | 1.385 (2) |
| C3—H3 | 0.9500 | C13—H13 | 0.9500 |
| C4—C5 | 1.393 (2) | C14—H14 | 0.9500 |
| C4—C7 | 1.477 (2) | N1—N2 | 1.3856 (18) |
| C5—C6 | 1.386 (2) | N1—H1N | 0.877 (10) |
| C5—H5 | 0.9500 | N2—H2N | 0.874 (10) |
| C6—H6 | 0.9500 | ||
| C1—O1—H1O | 110.1 (18) | N2—C8—C9 | 116.72 (15) |
| C12—O4—H4O | 112.4 (19) | C10—C9—C14 | 118.62 (15) |
| O1—C1—C6 | 117.41 (15) | C10—C9—C8 | 117.85 (15) |
| O1—C1—C2 | 122.70 (15) | C14—C9—C8 | 123.53 (16) |
| C6—C1—C2 | 119.88 (15) | C11—C10—C9 | 121.10 (16) |
| C3—C2—C1 | 119.90 (16) | C11—C10—H10 | 119.5 |
| C3—C2—H2 | 120.1 | C9—C10—H10 | 119.5 |
| C1—C2—H2 | 120.1 | C10—C11—C12 | 119.54 (17) |
| C2—C3—C4 | 120.52 (16) | C10—C11—H11 | 120.2 |
| C2—C3—H3 | 119.7 | C12—C11—H11 | 120.2 |
| C4—C3—H3 | 119.7 | O4—C12—C13 | 117.63 (15) |
| C5—C4—C3 | 119.15 (15) | O4—C12—C11 | 122.39 (16) |
| C5—C4—C7 | 122.84 (15) | C13—C12—C11 | 119.98 (15) |
| C3—C4—C7 | 118.02 (15) | C14—C13—C12 | 119.96 (16) |
| C6—C5—C4 | 120.74 (16) | C14—C13—H13 | 120.0 |
| C6—C5—H5 | 119.6 | C12—C13—H13 | 120.0 |
| C4—C5—H5 | 119.6 | C13—C14—C9 | 120.80 (17) |
| C5—C6—C1 | 119.80 (16) | C13—C14—H14 | 119.6 |
| C5—C6—H6 | 120.1 | C9—C14—H14 | 119.6 |
| C1—C6—H6 | 120.1 | C7—N1—N2 | 119.10 (14) |
| O2—C7—N1 | 120.37 (14) | C7—N1—H1N | 125.3 (15) |
| O2—C7—C4 | 122.52 (15) | N2—N1—H1N | 114.8 (16) |
| N1—C7—C4 | 117.11 (14) | C8—N2—N1 | 119.49 (14) |
| O3—C8—N2 | 120.18 (16) | C8—N2—H2N | 121.9 (16) |
| O3—C8—C9 | 123.09 (17) | N1—N2—H2N | 114.5 (16) |
| O1—C1—C2—C3 | 178.36 (16) | N2—C8—C9—C14 | 9.1 (3) |
| C6—C1—C2—C3 | −1.0 (3) | C14—C9—C10—C11 | 0.4 (3) |
| C1—C2—C3—C4 | −0.4 (3) | C8—C9—C10—C11 | −179.92 (17) |
| C2—C3—C4—C5 | 1.0 (3) | C9—C10—C11—C12 | 0.6 (3) |
| C2—C3—C4—C7 | −179.43 (16) | C10—C11—C12—O4 | 178.43 (16) |
| C3—C4—C5—C6 | −0.2 (3) | C10—C11—C12—C13 | −1.1 (3) |
| C7—C4—C5—C6 | −179.74 (16) | O4—C12—C13—C14 | −178.89 (17) |
| C4—C5—C6—C1 | −1.2 (3) | C11—C12—C13—C14 | 0.6 (3) |
| O1—C1—C6—C5 | −177.59 (17) | C12—C13—C14—C9 | 0.3 (3) |
| C2—C1—C6—C5 | 1.8 (3) | C10—C9—C14—C13 | −0.9 (3) |
| C5—C4—C7—O2 | 152.83 (17) | C8—C9—C14—C13 | 179.49 (17) |
| C3—C4—C7—O2 | −26.7 (2) | O2—C7—N1—N2 | −4.4 (2) |
| C5—C4—C7—N1 | −27.4 (2) | C4—C7—N1—N2 | 175.75 (14) |
| C3—C4—C7—N1 | 153.10 (16) | O3—C8—N2—N1 | −7.3 (3) |
| O3—C8—C9—C10 | 10.2 (3) | C9—C8—N2—N1 | 173.48 (15) |
| N2—C8—C9—C10 | −170.57 (16) | C7—N1—N2—C8 | −72.5 (2) |
| O3—C8—C9—C14 | −170.11 (19) |
| H··· | ||||
| O1—H1o···O2i | 0.84 (1) | 1.85 (1) | 2.684 (2) | 172 (3) |
| O4—H4o···O3ii | 0.85 (1) | 1.83 (1) | 2.675 (2) | 178 (3) |
| N1—H1n···O2iii | 0.88 (1) | 2.08 (1) | 2.920 (2) | 162 (2) |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| O1—H1o⋯O2i | 0.84 (1) | 1.85 (1) | 2.684 (2) | 172 (3) |
| O4—H4o⋯O3ii | 0.85 (1) | 1.83 (1) | 2.675 (2) | 178 (3) |
| N1—H1n⋯O2iii | 0.88 (1) | 2.08 (1) | 2.920 (2) | 162 (2) |
Symmetry codes: (i) ; (ii) ; (iii) .