| Literature DB >> 24454065 |
Joel T Mague1, Mehmet Akkurt2, Shaaban K Mohamed3, Mahmoud A A El-Remaily4, Mustafa R Albayati5.
Abstract
The title mol-ecule, C21H20N2O2, exists in the solid state in the 'extended' form. The crystal packing consists of ribbons of mol-ecules extending parallel to c and associated via N-H⋯O and weak C-H⋯O hydrogen bonds. C-H⋯π inter-actions are also present.Entities:
Year: 2013 PMID: 24454065 PMCID: PMC3884289 DOI: 10.1107/S1600536813026986
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C21H20N2O2 | |
| Orthorhombic, | Mo |
| Hall symbol: P 2ac 2ab | Cell parameters from 9954 reflections |
| θ = 2.3–28.2° | |
| µ = 0.08 mm−1 | |
| Block, clear colourless | |
| 0.15 × 0.11 × 0.11 mm |
| Bruker SMART APEX CCD diffractometer | 4230 independent reflections |
| Radiation source: fine-focus sealed tube | 3882 reflections with |
| Graphite monochromator | |
| Detector resolution: 8.3660 pixels mm-1 | θmax = 28.3°, θmin = 2.1° |
| φ and ω scans | |
| Absorption correction: multi-scan | |
| 28152 measured reflections |
| Refinement on | Primary atom site location: structure-invariant direct methods |
| Least-squares matrix: full | Secondary atom site location: difference Fourier map |
| H atoms treated by a mixture of independent and constrained refinement | |
| (Δ/σ)max < 0.001 | |
| 4230 reflections | Δρmax = 0.34 e Å−3 |
| 232 parameters | Δρmin = −0.26 e Å−3 |
| 0 restraints |
| Experimental. The diffraction data were obtained from 3 sets of 400 frames, each of width 0.5° in ω, colllected at φ = 0.00, 90.00 and 180.00° and 2 sets of 800 frames, each of width 0.45° in φ, collected at ω = -30.00 and 210.00°. The scan time was 25 sec/frame. |
| Geometry. Bond distances, angles |
| Refinement. Refinement on |
| O1 | 0.8923 (2) | 0.05817 (7) | 1.2997 (5) | 0.0341 (7) | |
| O2 | 1.0001 (3) | 0.28050 (6) | 0.4958 (4) | 0.0327 (7) | |
| N1 | 0.9781 (2) | 0.29446 (7) | 0.0582 (5) | 0.0212 (7) | |
| N2 | 0.9700 (2) | 0.33651 (7) | 0.0988 (5) | 0.0217 (6) | |
| C1 | 0.7617 (3) | 0.05673 (11) | 1.3868 (7) | 0.0360 (10) | |
| C2 | 0.9231 (3) | 0.08584 (8) | 1.1061 (6) | 0.0251 (8) | |
| C3 | 0.8391 (3) | 0.11238 (8) | 0.9855 (6) | 0.0236 (8) | |
| C4 | 0.8842 (3) | 0.13987 (8) | 0.7876 (6) | 0.0206 (8) | |
| C5 | 0.8006 (3) | 0.16752 (9) | 0.6535 (6) | 0.0233 (8) | |
| C6 | 0.8471 (3) | 0.19367 (8) | 0.4643 (6) | 0.0234 (8) | |
| C7 | 0.9800 (3) | 0.19449 (8) | 0.3953 (6) | 0.0206 (7) | |
| C8 | 1.0616 (3) | 0.16783 (8) | 0.5222 (6) | 0.0222 (7) | |
| C9 | 1.0170 (3) | 0.13986 (8) | 0.7169 (6) | 0.0213 (7) | |
| C10 | 1.1001 (3) | 0.11197 (9) | 0.8480 (6) | 0.0255 (8) | |
| C11 | 1.0553 (3) | 0.08558 (9) | 1.0365 (6) | 0.0270 (8) | |
| C12 | 1.0243 (3) | 0.22433 (8) | 0.1836 (6) | 0.0216 (7) | |
| C13 | 1.1682 (3) | 0.22119 (9) | 0.1119 (7) | 0.0282 (8) | |
| C14 | 0.9980 (3) | 0.26884 (8) | 0.2669 (5) | 0.0203 (7) | |
| C15 | 0.9435 (3) | 0.35759 (8) | −0.1088 (6) | 0.0222 (8) | |
| C16 | 0.9384 (3) | 0.40269 (8) | −0.0976 (6) | 0.0222 (7) | |
| C17 | 0.9991 (3) | 0.42472 (9) | 0.1062 (6) | 0.0261 (8) | |
| C18 | 0.9965 (3) | 0.46725 (9) | 0.1063 (7) | 0.0307 (9) | |
| C19 | 0.9334 (3) | 0.48871 (9) | −0.0913 (7) | 0.0316 (9) | |
| C20 | 0.8714 (3) | 0.46720 (10) | −0.2899 (7) | 0.0316 (9) | |
| C21 | 0.8748 (3) | 0.42453 (10) | −0.2946 (7) | 0.0286 (9) | |
| H1 | 0.976 (3) | 0.2849 (10) | −0.117 (7) | 0.025 (8)* | |
| H1A | 0.73540 | 0.08400 | 1.44880 | 0.0540* | |
| H1B | 0.75370 | 0.03690 | 1.53170 | 0.0540* | |
| H1C | 0.70610 | 0.04830 | 1.23990 | 0.0540* | |
| H3 | 0.75070 | 0.11240 | 1.03410 | 0.0280* | |
| H5 | 0.71140 | 0.16790 | 0.69570 | 0.0280* | |
| H6 | 0.78920 | 0.21170 | 0.37680 | 0.0280* | |
| H8 | 1.15060 | 0.16810 | 0.47840 | 0.0270* | |
| H10 | 1.18900 | 0.11160 | 0.80360 | 0.0310* | |
| H11 | 1.11280 | 0.06710 | 1.12110 | 0.0320* | |
| H12 | 0.97320 | 0.21870 | 0.02000 | 0.0260* | |
| H13A | 1.22050 | 0.22710 | 0.26860 | 0.0420* | |
| H13B | 1.18840 | 0.24110 | −0.02710 | 0.0420* | |
| H13C | 1.18720 | 0.19340 | 0.04850 | 0.0420* | |
| H15 | 0.92710 | 0.34390 | −0.27110 | 0.0270* | |
| H17 | 1.04190 | 0.41040 | 0.24420 | 0.0310* | |
| H18 | 1.03870 | 0.48190 | 0.24370 | 0.0370* | |
| H19 | 0.93260 | 0.51790 | −0.09050 | 0.0380* | |
| H20 | 0.82620 | 0.48170 | −0.42390 | 0.0380* | |
| H21 | 0.83320 | 0.41010 | −0.43380 | 0.0340* |
| O1 | 0.0352 (12) | 0.0320 (12) | 0.0351 (12) | 0.0008 (10) | 0.0024 (10) | 0.0129 (10) |
| O2 | 0.0526 (15) | 0.0248 (10) | 0.0207 (10) | −0.0008 (10) | 0.0018 (10) | −0.0023 (8) |
| N1 | 0.0266 (12) | 0.0207 (11) | 0.0162 (11) | −0.0018 (9) | −0.0001 (9) | −0.0013 (9) |
| N2 | 0.0218 (11) | 0.0211 (11) | 0.0223 (11) | −0.0016 (9) | −0.0007 (10) | −0.0015 (9) |
| C1 | 0.0376 (17) | 0.0389 (18) | 0.0314 (17) | −0.0073 (14) | 0.0031 (15) | 0.0077 (15) |
| C2 | 0.0324 (15) | 0.0198 (13) | 0.0230 (13) | −0.0012 (11) | 0.0018 (12) | 0.0017 (11) |
| C3 | 0.0209 (13) | 0.0216 (13) | 0.0283 (15) | −0.0007 (10) | 0.0017 (11) | 0.0002 (11) |
| C4 | 0.0220 (13) | 0.0177 (13) | 0.0220 (13) | 0.0001 (10) | 0.0000 (11) | −0.0012 (10) |
| C5 | 0.0176 (12) | 0.0234 (13) | 0.0290 (16) | 0.0029 (10) | 0.0003 (11) | 0.0017 (11) |
| C6 | 0.0217 (13) | 0.0218 (13) | 0.0267 (15) | 0.0039 (10) | −0.0012 (11) | 0.0020 (11) |
| C7 | 0.0223 (12) | 0.0176 (12) | 0.0218 (12) | −0.0002 (9) | 0.0028 (11) | −0.0017 (10) |
| C8 | 0.0179 (12) | 0.0245 (13) | 0.0242 (13) | 0.0000 (10) | 0.0020 (11) | −0.0023 (11) |
| C9 | 0.0215 (13) | 0.0197 (12) | 0.0227 (13) | 0.0011 (10) | −0.0004 (11) | −0.0017 (10) |
| C10 | 0.0200 (13) | 0.0293 (15) | 0.0271 (16) | 0.0055 (11) | 0.0002 (12) | 0.0004 (11) |
| C11 | 0.0296 (15) | 0.0272 (14) | 0.0243 (15) | 0.0073 (11) | −0.0042 (12) | 0.0033 (11) |
| C12 | 0.0228 (13) | 0.0206 (12) | 0.0213 (13) | −0.0018 (10) | 0.0009 (11) | −0.0015 (10) |
| C13 | 0.0259 (14) | 0.0268 (14) | 0.0319 (16) | −0.0001 (11) | 0.0069 (13) | 0.0007 (13) |
| C14 | 0.0208 (13) | 0.0236 (13) | 0.0164 (12) | −0.0027 (10) | 0.0034 (10) | −0.0014 (10) |
| C15 | 0.0203 (12) | 0.0257 (14) | 0.0205 (13) | −0.0023 (10) | 0.0002 (11) | −0.0021 (11) |
| C16 | 0.0183 (12) | 0.0242 (13) | 0.0241 (13) | −0.0002 (10) | 0.0025 (11) | 0.0009 (11) |
| C17 | 0.0247 (14) | 0.0271 (14) | 0.0265 (13) | 0.0003 (11) | −0.0023 (12) | 0.0003 (12) |
| C18 | 0.0335 (16) | 0.0269 (15) | 0.0316 (15) | −0.0025 (12) | 0.0001 (14) | −0.0045 (12) |
| C19 | 0.0348 (17) | 0.0204 (14) | 0.0397 (18) | 0.0039 (11) | 0.0070 (15) | 0.0009 (13) |
| C20 | 0.0292 (16) | 0.0324 (17) | 0.0333 (16) | 0.0065 (12) | −0.0008 (13) | 0.0066 (13) |
| C21 | 0.0251 (14) | 0.0320 (16) | 0.0286 (15) | −0.0002 (11) | −0.0035 (12) | 0.0013 (13) |
| O1—C1 | 1.426 (4) | C17—C18 | 1.383 (4) |
| O1—C2 | 1.368 (4) | C18—C19 | 1.384 (5) |
| O2—C14 | 1.219 (3) | C19—C20 | 1.383 (5) |
| N1—N2 | 1.385 (3) | C20—C21 | 1.388 (5) |
| N1—C14 | 1.361 (4) | C1—H1A | 0.9800 |
| N2—C15 | 1.284 (4) | C1—H1B | 0.9800 |
| N1—H1 | 0.94 (3) | C1—H1C | 0.9800 |
| C2—C11 | 1.416 (4) | C3—H3 | 0.9500 |
| C2—C3 | 1.370 (4) | C5—H5 | 0.9500 |
| C3—C4 | 1.422 (4) | C6—H6 | 0.9500 |
| C4—C9 | 1.424 (4) | C8—H8 | 0.9500 |
| C4—C5 | 1.422 (4) | C10—H10 | 0.9500 |
| C5—C6 | 1.369 (4) | C11—H11 | 0.9500 |
| C6—C7 | 1.423 (4) | C12—H12 | 1.0000 |
| C7—C12 | 1.517 (4) | C13—H13A | 0.9800 |
| C7—C8 | 1.372 (4) | C13—H13B | 0.9800 |
| C8—C9 | 1.419 (4) | C13—H13C | 0.9800 |
| C9—C10 | 1.416 (4) | C15—H15 | 0.9500 |
| C10—C11 | 1.365 (4) | C17—H17 | 0.9500 |
| C12—C13 | 1.540 (4) | C18—H18 | 0.9500 |
| C12—C14 | 1.532 (4) | C19—H19 | 0.9500 |
| C15—C16 | 1.469 (4) | C20—H20 | 0.9500 |
| C16—C21 | 1.391 (4) | C21—H21 | 0.9500 |
| C16—C17 | 1.405 (4) | ||
| C1—O1—C2 | 117.7 (2) | O1—C1—H1B | 109.00 |
| N2—N1—C14 | 119.9 (2) | O1—C1—H1C | 110.00 |
| N1—N2—C15 | 114.7 (2) | H1A—C1—H1B | 109.00 |
| C14—N1—H1 | 122 (2) | H1A—C1—H1C | 109.00 |
| N2—N1—H1 | 118 (2) | H1B—C1—H1C | 109.00 |
| O1—C2—C11 | 113.6 (3) | C2—C3—H3 | 120.00 |
| O1—C2—C3 | 125.8 (3) | C4—C3—H3 | 120.00 |
| C3—C2—C11 | 120.6 (3) | C4—C5—H5 | 120.00 |
| C2—C3—C4 | 120.0 (3) | C6—C5—H5 | 120.00 |
| C5—C4—C9 | 118.1 (3) | C5—C6—H6 | 119.00 |
| C3—C4—C9 | 119.7 (3) | C7—C6—H6 | 119.00 |
| C3—C4—C5 | 122.2 (3) | C7—C8—H8 | 119.00 |
| C4—C5—C6 | 120.8 (3) | C9—C8—H8 | 119.00 |
| C5—C6—C7 | 121.7 (3) | C9—C10—H10 | 119.00 |
| C6—C7—C12 | 118.6 (3) | C11—C10—H10 | 119.00 |
| C6—C7—C8 | 118.1 (3) | C2—C11—H11 | 120.00 |
| C8—C7—C12 | 123.2 (3) | C10—C11—H11 | 120.00 |
| C7—C8—C9 | 122.0 (3) | C7—C12—H12 | 108.00 |
| C4—C9—C10 | 118.1 (3) | C13—C12—H12 | 108.00 |
| C4—C9—C8 | 119.4 (3) | C14—C12—H12 | 108.00 |
| C8—C9—C10 | 122.5 (3) | C12—C13—H13A | 109.00 |
| C9—C10—C11 | 121.5 (3) | C12—C13—H13B | 109.00 |
| C2—C11—C10 | 120.0 (3) | C12—C13—H13C | 109.00 |
| C13—C12—C14 | 107.5 (2) | H13A—C13—H13B | 109.00 |
| C7—C12—C14 | 110.9 (2) | H13A—C13—H13C | 110.00 |
| C7—C12—C13 | 114.7 (2) | H13B—C13—H13C | 109.00 |
| O2—C14—C12 | 123.5 (2) | N2—C15—H15 | 120.00 |
| O2—C14—N1 | 123.4 (2) | C16—C15—H15 | 120.00 |
| N1—C14—C12 | 113.1 (2) | C16—C17—H17 | 120.00 |
| N2—C15—C16 | 120.6 (3) | C18—C17—H17 | 120.00 |
| C15—C16—C17 | 121.4 (3) | C17—C18—H18 | 120.00 |
| C17—C16—C21 | 118.6 (3) | C19—C18—H18 | 120.00 |
| C15—C16—C21 | 120.0 (3) | C18—C19—H19 | 120.00 |
| C16—C17—C18 | 120.1 (3) | C20—C19—H19 | 120.00 |
| C17—C18—C19 | 120.9 (3) | C19—C20—H20 | 120.00 |
| C18—C19—C20 | 119.4 (3) | C21—C20—H20 | 120.00 |
| C19—C20—C21 | 120.4 (3) | C16—C21—H21 | 120.00 |
| C16—C21—C20 | 120.7 (3) | C20—C21—H21 | 120.00 |
| O1—C1—H1A | 110.00 | ||
| C1—O1—C2—C3 | −0.5 (4) | C6—C7—C12—C13 | −176.7 (3) |
| C1—O1—C2—C11 | 178.8 (3) | C6—C7—C12—C14 | 61.4 (3) |
| C14—N1—N2—C15 | −176.1 (3) | C8—C7—C12—C13 | 2.6 (4) |
| N2—N1—C14—O2 | 5.6 (4) | C8—C7—C12—C14 | −119.4 (3) |
| N2—N1—C14—C12 | −171.5 (2) | C7—C8—C9—C4 | −1.3 (4) |
| N1—N2—C15—C16 | −176.9 (2) | C7—C8—C9—C10 | 179.5 (3) |
| O1—C2—C3—C4 | 179.6 (3) | C4—C9—C10—C11 | 0.2 (4) |
| C11—C2—C3—C4 | 0.3 (4) | C8—C9—C10—C11 | 179.4 (3) |
| O1—C2—C11—C10 | −179.2 (3) | C9—C10—C11—C2 | −0.4 (5) |
| C3—C2—C11—C10 | 0.1 (4) | C7—C12—C14—O2 | 31.6 (4) |
| C2—C3—C4—C5 | 178.9 (3) | C7—C12—C14—N1 | −151.3 (3) |
| C2—C3—C4—C9 | −0.4 (4) | C13—C12—C14—O2 | −94.4 (4) |
| C3—C4—C5—C6 | 179.9 (3) | C13—C12—C14—N1 | 82.6 (3) |
| C9—C4—C5—C6 | −0.8 (4) | N2—C15—C16—C17 | 20.1 (5) |
| C3—C4—C9—C8 | −179.0 (3) | N2—C15—C16—C21 | −161.3 (3) |
| C3—C4—C9—C10 | 0.2 (4) | C15—C16—C17—C18 | 177.7 (3) |
| C5—C4—C9—C8 | 1.6 (4) | C21—C16—C17—C18 | −0.9 (5) |
| C5—C4—C9—C10 | −179.2 (3) | C15—C16—C21—C20 | −178.6 (3) |
| C4—C5—C6—C7 | −0.4 (4) | C17—C16—C21—C20 | 0.0 (5) |
| C5—C6—C7—C8 | 0.7 (4) | C16—C17—C18—C19 | 0.7 (5) |
| C5—C6—C7—C12 | 180.0 (3) | C17—C18—C19—C20 | 0.5 (5) |
| C6—C7—C8—C9 | 0.2 (4) | C18—C19—C20—C21 | −1.5 (5) |
| C12—C7—C8—C9 | −179.1 (3) | C19—C20—C21—C16 | 1.2 (5) |
| H··· | ||||
| N1—H1···O2i | 0.94 (3) | 1.98 (4) | 2.892 (3) | 163 (3) |
| C15—H15···O2i | 0.95 | 2.49 | 3.261 (3) | 138 |
| C18—H18···O1ii | 0.95 | 2.59 | 3.209 (4) | 123 |
| C1—H1 | 0.98 | 2.91 | 3.696 (3) | 138 |
| C12—H12··· | 1.00 | 2.78 | 3.661 (3) | 147 |
Hydrogen-bond geometry (Å, °)
Cg2 and Cg3 are the centroids of the C4–C9 benzene and C16–C21 phenyl rings, respectively.
|
|
| H⋯ |
|
|
|---|---|---|---|---|
| N1—H1⋯O2i | 0.94 (3) | 1.98 (4) | 2.892 (3) | 163 (3) |
| C15—H15⋯O2i | 0.95 | 2.49 | 3.261 (3) | 138 |
| C18—H18⋯O1ii | 0.95 | 2.59 | 3.209 (4) | 123 |
| C1—H1 | 0.98 | 2.91 | 3.696 (3) | 138 |
| C12—H12⋯ | 1.00 | 2.78 | 3.661 (3) | 147 |
Symmetry codes: (i) ; (ii) ; (iii) .