| Literature DB >> 23476252 |
A S Praveen1, Jerry P Jasinski, Amanda C Keeley, H S Yathirajan, B Narayana.
Abstract
In the title mol-ecule, C17H18N2O2, the benzene rings form a dihedral angle of 83.0 (7)°. In the crystal, N-H⋯O hydrogen bonds, in an R(2)2(8) graph-set motif, link mol-ecules into centrocymmetric dimers, and weak C-H⋯π inter-actions further link these dimers into columns in [100].Entities:
Year: 2012 PMID: 23476252 PMCID: PMC3589016 DOI: 10.1107/S1600536812047113
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C17H18N2O2 | |
| Triclinic, | |
| Hall symbol: -P 1 | Cu |
| Cell parameters from 1237 reflections | |
| θ = 3.8–72.4° | |
| µ = 0.68 mm−1 | |
| α = 112.130 (9)° | |
| β = 95.507 (10)° | Chunk, colorless |
| γ = 96.601 (9)° | 0.34 × 0.14 × 0.06 mm |
| Oxford Diffraction Xcalibur Eos Gemini diffractometer | 2840 independent reflections |
| Radiation source: Enhance (Cu) X-ray Source | 2032 reflections with |
| Graphite monochromator | |
| Detector resolution: 16.0416 pixels mm-1 | θmax = 72.6°, θmin = 3.8° |
| ω scans | |
| Absorption correction: multi-scan ( | |
| 4418 measured reflections |
| 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 | |
| 2840 reflections | Δρmax = 0.21 e Å−3 |
| 193 parameters | Δρmin = −0.20 e Å−3 |
| 0 restraints | Extinction correction: |
| Primary atom site location: structure-invariant direct methods | Extinction coefficient: 0.0097 (12) |
| 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 | 0.4694 (2) | 0.19694 (16) | 0.05426 (13) | 0.0429 (4) | |
| O2 | 1.6491 (2) | −0.04156 (17) | −0.38486 (13) | 0.0482 (4) | |
| N1 | 0.7161 (2) | 0.09164 (19) | −0.04553 (14) | 0.0363 (4) | |
| H1 | 0.6645 | 0.0052 | −0.0486 | 0.044* | |
| N2 | 0.8879 (2) | 0.10557 (19) | −0.09800 (14) | 0.0365 (4) | |
| C1 | 0.6266 (3) | 0.2111 (2) | 0.01087 (17) | 0.0376 (5) | |
| C2 | 0.7332 (4) | 0.3634 (2) | 0.02237 (19) | 0.0447 (5) | |
| H2A | 0.8138 | 0.3528 | −0.0397 | 0.054* | |
| H2B | 0.6288 | 0.4255 | 0.0188 | 0.054* | |
| C3 | 0.8763 (3) | 0.4349 (2) | 0.13628 (19) | 0.0397 (5) | |
| C4 | 1.0802 (4) | 0.4059 (2) | 0.1471 (2) | 0.0488 (6) | |
| H4 | 1.1354 | 0.3504 | 0.0826 | 0.059* | |
| C5 | 1.2004 (4) | 0.4600 (3) | 0.2543 (3) | 0.0584 (7) | |
| H5 | 1.3365 | 0.4402 | 0.2617 | 0.070* | |
| C6 | 1.1199 (4) | 0.5432 (3) | 0.3507 (3) | 0.0596 (7) | |
| H6 | 1.2023 | 0.5784 | 0.4222 | 0.071* | |
| C7 | 0.9182 (4) | 0.5748 (2) | 0.3419 (2) | 0.0487 (6) | |
| C8 | 0.7994 (3) | 0.5198 (2) | 0.2336 (2) | 0.0419 (5) | |
| H8 | 0.6640 | 0.5408 | 0.2262 | 0.050* | |
| C9 | 0.9579 (3) | −0.0161 (2) | −0.14981 (17) | 0.0353 (5) | |
| H9 | 0.8927 | −0.1052 | −0.1490 | 0.042* | |
| C10 | 1.1381 (3) | −0.0163 (2) | −0.20977 (16) | 0.0336 (4) | |
| C11 | 1.2404 (3) | 0.1120 (2) | −0.21651 (17) | 0.0365 (5) | |
| H11 | 1.1929 | 0.2020 | −0.1818 | 0.044* | |
| C12 | 1.4114 (3) | 0.1087 (2) | −0.27377 (18) | 0.0376 (5) | |
| H12 | 1.4781 | 0.1958 | −0.2771 | 0.045* | |
| C13 | 1.4832 (3) | −0.0259 (2) | −0.32644 (17) | 0.0362 (5) | |
| C14 | 1.3827 (3) | −0.1543 (2) | −0.31983 (18) | 0.0403 (5) | |
| H14 | 1.4310 | −0.2441 | −0.3541 | 0.048* | |
| C15 | 1.2124 (3) | −0.1503 (2) | −0.26320 (17) | 0.0379 (5) | |
| H15 | 1.1458 | −0.2377 | −0.2603 | 0.045* | |
| C16 | 1.7630 (3) | 0.0894 (3) | −0.3878 (2) | 0.0523 (6) | |
| H16A | 1.6733 | 0.1318 | −0.4272 | 0.078* | |
| H16B | 1.8807 | 0.0643 | −0.4272 | 0.078* | |
| H16C | 1.8118 | 0.1605 | −0.3109 | 0.078* | |
| C17 | 0.8251 (5) | 0.6648 (3) | 0.4450 (2) | 0.0709 (8) | |
| H17A | 0.7722 | 0.7457 | 0.4325 | 0.106* | |
| H17B | 0.9312 | 0.7039 | 0.5114 | 0.106* | |
| H17C | 0.7128 | 0.6020 | 0.4568 | 0.106* |
| O1 | 0.0382 (8) | 0.0476 (9) | 0.0442 (8) | 0.0160 (7) | 0.0149 (7) | 0.0148 (7) |
| O2 | 0.0452 (9) | 0.0510 (10) | 0.0483 (9) | 0.0128 (7) | 0.0216 (7) | 0.0144 (7) |
| N1 | 0.0370 (9) | 0.0360 (9) | 0.0391 (9) | 0.0108 (7) | 0.0137 (7) | 0.0150 (7) |
| N2 | 0.0349 (9) | 0.0411 (10) | 0.0373 (9) | 0.0126 (7) | 0.0123 (7) | 0.0163 (8) |
| C1 | 0.0375 (11) | 0.0448 (12) | 0.0347 (10) | 0.0177 (9) | 0.0081 (9) | 0.0164 (9) |
| C2 | 0.0544 (13) | 0.0416 (12) | 0.0501 (13) | 0.0228 (10) | 0.0188 (10) | 0.0245 (10) |
| C3 | 0.0438 (12) | 0.0301 (10) | 0.0523 (13) | 0.0117 (9) | 0.0164 (10) | 0.0204 (9) |
| C4 | 0.0453 (13) | 0.0380 (12) | 0.0692 (16) | 0.0117 (10) | 0.0231 (12) | 0.0232 (11) |
| C5 | 0.0348 (12) | 0.0457 (14) | 0.096 (2) | 0.0049 (10) | 0.0052 (13) | 0.0307 (14) |
| C6 | 0.0587 (16) | 0.0412 (13) | 0.0705 (18) | −0.0021 (11) | −0.0082 (13) | 0.0199 (12) |
| C7 | 0.0599 (14) | 0.0317 (11) | 0.0513 (14) | 0.0062 (10) | 0.0098 (11) | 0.0127 (10) |
| C8 | 0.0418 (12) | 0.0312 (10) | 0.0584 (14) | 0.0134 (9) | 0.0173 (10) | 0.0194 (10) |
| C9 | 0.0378 (11) | 0.0337 (10) | 0.0366 (10) | 0.0095 (8) | 0.0089 (8) | 0.0144 (8) |
| C10 | 0.0347 (10) | 0.0361 (10) | 0.0310 (10) | 0.0106 (8) | 0.0071 (8) | 0.0126 (8) |
| C11 | 0.0397 (11) | 0.0330 (10) | 0.0391 (11) | 0.0134 (8) | 0.0097 (9) | 0.0135 (9) |
| C12 | 0.0389 (11) | 0.0360 (11) | 0.0403 (11) | 0.0089 (8) | 0.0086 (9) | 0.0160 (9) |
| C13 | 0.0348 (10) | 0.0428 (11) | 0.0310 (10) | 0.0098 (8) | 0.0075 (8) | 0.0130 (9) |
| C14 | 0.0429 (12) | 0.0357 (11) | 0.0405 (11) | 0.0149 (9) | 0.0126 (9) | 0.0091 (9) |
| C15 | 0.0426 (11) | 0.0320 (10) | 0.0400 (11) | 0.0095 (8) | 0.0103 (9) | 0.0132 (9) |
| C16 | 0.0429 (13) | 0.0643 (16) | 0.0530 (14) | 0.0051 (11) | 0.0186 (11) | 0.0249 (12) |
| C17 | 0.096 (2) | 0.0541 (16) | 0.0542 (16) | 0.0169 (15) | 0.0162 (15) | 0.0096 (13) |
| O1—C1 | 1.225 (2) | C7—C17 | 1.508 (3) |
| O2—C13 | 1.358 (2) | C8—H8 | 0.9300 |
| O2—C16 | 1.422 (3) | C9—C10 | 1.457 (3) |
| N1—C1 | 1.352 (2) | C9—H9 | 0.9300 |
| N1—N2 | 1.374 (2) | C10—C11 | 1.390 (3) |
| N1—H1 | 0.8600 | C10—C15 | 1.399 (3) |
| N2—C9 | 1.286 (2) | C11—C12 | 1.383 (3) |
| C1—C2 | 1.520 (3) | C11—H11 | 0.9300 |
| C2—C3 | 1.513 (3) | C12—C13 | 1.394 (3) |
| C2—H2A | 0.9700 | C12—H12 | 0.9300 |
| C2—H2B | 0.9700 | C13—C14 | 1.386 (3) |
| C3—C8 | 1.385 (3) | C14—C15 | 1.374 (3) |
| C3—C4 | 1.391 (3) | C14—H14 | 0.9300 |
| C4—C5 | 1.383 (4) | C15—H15 | 0.9300 |
| C4—H4 | 0.9300 | C16—H16A | 0.9600 |
| C5—C6 | 1.383 (4) | C16—H16B | 0.9600 |
| C5—H5 | 0.9300 | C16—H16C | 0.9600 |
| C6—C7 | 1.384 (3) | C17—H17A | 0.9600 |
| C6—H6 | 0.9300 | C17—H17B | 0.9600 |
| C7—C8 | 1.389 (3) | C17—H17C | 0.9600 |
| C13—O2—C16 | 117.66 (17) | N2—C9—H9 | 119.5 |
| C1—N1—N2 | 121.37 (17) | C10—C9—H9 | 119.5 |
| C1—N1—H1 | 119.3 | C11—C10—C15 | 118.04 (18) |
| N2—N1—H1 | 119.3 | C11—C10—C9 | 122.64 (18) |
| C9—N2—N1 | 115.66 (17) | C15—C10—C9 | 119.32 (18) |
| O1—C1—N1 | 121.0 (2) | C12—C11—C10 | 121.44 (18) |
| O1—C1—C2 | 121.47 (18) | C12—C11—H11 | 119.3 |
| N1—C1—C2 | 117.52 (18) | C10—C11—H11 | 119.3 |
| C3—C2—C1 | 108.30 (17) | C11—C12—C13 | 119.67 (19) |
| C3—C2—H2A | 110.0 | C11—C12—H12 | 120.2 |
| C1—C2—H2A | 110.0 | C13—C12—H12 | 120.2 |
| C3—C2—H2B | 110.0 | O2—C13—C14 | 116.24 (18) |
| C1—C2—H2B | 110.0 | O2—C13—C12 | 124.44 (19) |
| H2A—C2—H2B | 108.4 | C14—C13—C12 | 119.32 (19) |
| C8—C3—C4 | 118.9 (2) | C15—C14—C13 | 120.69 (19) |
| C8—C3—C2 | 119.98 (19) | C15—C14—H14 | 119.7 |
| C4—C3—C2 | 120.8 (2) | C13—C14—H14 | 119.7 |
| C5—C4—C3 | 119.6 (2) | C14—C15—C10 | 120.84 (19) |
| C5—C4—H4 | 120.2 | C14—C15—H15 | 119.6 |
| C3—C4—H4 | 120.2 | C10—C15—H15 | 119.6 |
| C4—C5—C6 | 120.6 (2) | O2—C16—H16A | 109.5 |
| C4—C5—H5 | 119.7 | O2—C16—H16B | 109.5 |
| C6—C5—H5 | 119.7 | H16A—C16—H16B | 109.5 |
| C5—C6—C7 | 120.8 (3) | O2—C16—H16C | 109.5 |
| C5—C6—H6 | 119.6 | H16A—C16—H16C | 109.5 |
| C7—C6—H6 | 119.6 | H16B—C16—H16C | 109.5 |
| C6—C7—C8 | 117.9 (2) | C7—C17—H17A | 109.5 |
| C6—C7—C17 | 122.3 (3) | C7—C17—H17B | 109.5 |
| C8—C7—C17 | 119.8 (2) | H17A—C17—H17B | 109.5 |
| C3—C8—C7 | 122.1 (2) | C7—C17—H17C | 109.5 |
| C3—C8—H8 | 119.0 | H17A—C17—H17C | 109.5 |
| C7—C8—H8 | 119.0 | H17B—C17—H17C | 109.5 |
| N2—C9—C10 | 120.92 (18) | ||
| C1—N1—N2—C9 | −179.39 (18) | C17—C7—C8—C3 | −179.1 (2) |
| N2—N1—C1—O1 | 177.62 (17) | N1—N2—C9—C10 | 179.35 (16) |
| N2—N1—C1—C2 | −4.8 (3) | N2—C9—C10—C11 | −1.4 (3) |
| O1—C1—C2—C3 | 83.1 (2) | N2—C9—C10—C15 | 178.72 (18) |
| N1—C1—C2—C3 | −94.5 (2) | C15—C10—C11—C12 | −0.2 (3) |
| C1—C2—C3—C8 | −88.4 (2) | C9—C10—C11—C12 | 179.85 (18) |
| C1—C2—C3—C4 | 85.9 (2) | C10—C11—C12—C13 | 0.2 (3) |
| C8—C3—C4—C5 | 1.0 (3) | C16—O2—C13—C14 | −176.56 (19) |
| C2—C3—C4—C5 | −173.3 (2) | C16—O2—C13—C12 | 3.1 (3) |
| C3—C4—C5—C6 | −0.3 (3) | C11—C12—C13—O2 | 179.91 (18) |
| C4—C5—C6—C7 | −0.3 (4) | C11—C12—C13—C14 | −0.5 (3) |
| C5—C6—C7—C8 | 0.3 (4) | O2—C13—C14—C15 | −179.62 (18) |
| C5—C6—C7—C17 | 179.8 (2) | C12—C13—C14—C15 | 0.7 (3) |
| C4—C3—C8—C7 | −1.2 (3) | C13—C14—C15—C10 | −0.7 (3) |
| C2—C3—C8—C7 | 173.23 (19) | C11—C10—C15—C14 | 0.5 (3) |
| C6—C7—C8—C3 | 0.5 (3) | C9—C10—C15—C14 | −179.58 (18) |
| H··· | ||||
| N1—H1···O1i | 0.86 | 2.04 | 2.902 (2) | 178 |
| C15—H15··· | 0.93 | 2.63 | 3.557 (2) | 173 |
Hydrogen-bond geometry (Å, °)
Cg is the centroid of the C3–C8 ring.
|
|
| H⋯ |
|
|
|---|---|---|---|---|
| N1—H1⋯O1i | 0.86 | 2.04 | 2.902 (2) | 178 |
| C15—H15⋯ | 0.93 | 2.63 | 3.557 (2) | 173 |
Symmetry codes: (i) ; (ii) .