| Literature DB >> 23723835 |
Ping-Hsin Huang1, Yuh-Sheng Wen, Jiun-Yi Shen.
Abstract
The asymmetric unit of the title compound, C12H9N3, contains two independent mol-ecules in which the dihedral angle between the pyridine and aza-indole rings are 8.23 (6) and 9.89 (2)°. In the crystal, both types of mol-ecule are connected by pairs of N-H-N hydrogen bonds into inversion dimers.Entities:
Year: 2013 PMID: 23723835 PMCID: PMC3647869 DOI: 10.1107/S1600536813008672
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C12H9N3 | |
| Triclinic, | |
| Hall symbol: -P 1 | Mo |
| Cell parameters from 1585 reflections | |
| θ = 2.6–23.3° | |
| µ = 0.09 mm−1 | |
| α = 83.372 (2)° | |
| β = 86.697 (2)° | Plate, colorless |
| γ = 87.427 (2)° | 0.30 × 0.20 × 0.05 mm |
| Bruker SMART APEX CCD area-detector diffractometer | 3329 independent reflections |
| Radiation source: fine-focus sealed tube | 2573 reflections with |
| Graphite monochromator | |
| ω scans | θmax = 25.0°, θmin = 1.4° |
| Absorption correction: multi-scan ( | |
| 10193 measured 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 | |
| 3329 reflections | (Δ/σ)max < 0.001 |
| 271 parameters | Δρmax = 0.14 e Å−3 |
| 0 restraints | Δρmin = −0.17 e Å−3 |
| 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 |
| N1 | 0.2449 (3) | 0.99700 (17) | 0.92427 (12) | 0.0443 (5) | |
| H1 | 0.1787 | 1.0568 | 0.9532 | 0.053* | |
| N2 | −0.0037 (3) | 0.82637 (19) | 0.94609 (13) | 0.0523 (5) | |
| N3 | 0.7664 (4) | 1.3698 (2) | 0.86462 (16) | 0.0704 (6) | |
| N4 | 0.7252 (3) | 0.97632 (17) | 0.57580 (12) | 0.0452 (5) | |
| H4A | 0.6651 | 1.0437 | 0.5450 | 0.054* | |
| N5 | 0.4869 (3) | 0.80868 (19) | 0.55706 (13) | 0.0524 (5) | |
| N6 | 1.2240 (4) | 1.3404 (2) | 0.62691 (16) | 0.0710 (6) | |
| C1 | 0.4379 (3) | 1.0098 (2) | 0.88094 (14) | 0.0423 (5) | |
| C2 | 0.4911 (3) | 0.8951 (2) | 0.84219 (15) | 0.0493 (6) | |
| H2 | 0.6131 | 0.8780 | 0.8089 | 0.059* | |
| C3 | 0.3285 (3) | 0.8067 (2) | 0.86152 (15) | 0.0435 (5) | |
| C4 | 0.2881 (4) | 0.6784 (2) | 0.84216 (16) | 0.0548 (6) | |
| H4 | 0.3826 | 0.6290 | 0.8083 | 0.066* | |
| C5 | 0.1035 (4) | 0.6273 (2) | 0.87473 (17) | 0.0576 (7) | |
| H5 | 0.0713 | 0.5418 | 0.8630 | 0.069* | |
| C6 | −0.0344 (4) | 0.7025 (2) | 0.92484 (17) | 0.0589 (7) | |
| H6 | −0.1580 | 0.6644 | 0.9454 | 0.071* | |
| C7 | 0.1773 (3) | 0.8734 (2) | 0.91330 (14) | 0.0416 (5) | |
| C8 | 0.5755 (5) | 1.3615 (3) | 0.90108 (19) | 0.0712 (8) | |
| H8 | 0.5140 | 1.4376 | 0.9232 | 0.085* | |
| C9 | 0.4636 (4) | 1.2481 (2) | 0.90816 (18) | 0.0603 (7) | |
| H9 | 0.3301 | 1.2493 | 0.9337 | 0.072* | |
| C10 | 0.5497 (3) | 1.1326 (2) | 0.87731 (14) | 0.0445 (5) | |
| C11 | 0.7495 (4) | 1.1396 (2) | 0.84044 (16) | 0.0561 (6) | |
| H11 | 0.8162 | 1.0644 | 0.8193 | 0.067* | |
| C12 | 0.8479 (4) | 1.2578 (3) | 0.83527 (18) | 0.0678 (7) | |
| H12 | 0.9811 | 1.2597 | 0.8094 | 0.081* | |
| C13 | 0.9063 (3) | 0.9796 (2) | 0.61960 (14) | 0.0424 (5) | |
| C14 | 0.9524 (3) | 0.8542 (2) | 0.66219 (15) | 0.0485 (6) | |
| H14 | 1.0656 | 0.8293 | 0.6969 | 0.058* | |
| C15 | 0.7970 (3) | 0.7688 (2) | 0.64396 (14) | 0.0436 (5) | |
| C16 | 0.7536 (4) | 0.6348 (2) | 0.66723 (16) | 0.0554 (6) | |
| H16 | 0.8395 | 0.5771 | 0.7035 | 0.066* | |
| C17 | 0.5792 (4) | 0.5904 (2) | 0.63473 (17) | 0.0573 (6) | |
| H17 | 0.5454 | 0.5012 | 0.6486 | 0.069* | |
| C18 | 0.4535 (4) | 0.6788 (2) | 0.58133 (17) | 0.0557 (6) | |
| H18 | 0.3366 | 0.6450 | 0.5607 | 0.067* | |
| C19 | 0.6574 (3) | 0.8490 (2) | 0.58945 (14) | 0.0415 (5) | |
| C20 | 1.0412 (5) | 1.3402 (3) | 0.59264 (18) | 0.0692 (8) | |
| H20 | 0.9818 | 1.4225 | 0.5701 | 0.083* | |
| C21 | 0.9327 (4) | 1.2275 (2) | 0.58795 (16) | 0.0566 (6) | |
| H21 | 0.8044 | 1.2350 | 0.5631 | 0.068* | |
| C22 | 1.0152 (3) | 1.1027 (2) | 0.62031 (14) | 0.0444 (5) | |
| C23 | 1.2075 (4) | 1.1013 (2) | 0.65608 (17) | 0.0559 (6) | |
| H23 | 1.2712 | 1.0205 | 0.6787 | 0.067* | |
| C24 | 1.3034 (4) | 1.2199 (3) | 0.65792 (18) | 0.0672 (7) | |
| H24 | 1.4319 | 1.2159 | 0.6824 | 0.081* |
| N1 | 0.0419 (10) | 0.0413 (11) | 0.0508 (11) | −0.0013 (8) | 0.0011 (9) | −0.0113 (8) |
| N2 | 0.0454 (11) | 0.0507 (12) | 0.0623 (13) | −0.0102 (9) | 0.0003 (9) | −0.0112 (9) |
| N3 | 0.0765 (16) | 0.0626 (16) | 0.0714 (15) | −0.0247 (13) | −0.0063 (12) | 0.0053 (12) |
| N4 | 0.0435 (11) | 0.0392 (11) | 0.0524 (11) | −0.0022 (8) | −0.0088 (9) | −0.0003 (8) |
| N5 | 0.0511 (12) | 0.0480 (12) | 0.0583 (12) | −0.0112 (9) | −0.0108 (9) | 0.0003 (9) |
| N6 | 0.0781 (17) | 0.0669 (16) | 0.0707 (15) | −0.0277 (13) | 0.0007 (13) | −0.0125 (12) |
| C1 | 0.0354 (12) | 0.0475 (14) | 0.0435 (13) | −0.0009 (10) | −0.0020 (10) | −0.0034 (10) |
| C2 | 0.0432 (13) | 0.0539 (15) | 0.0498 (14) | 0.0005 (11) | 0.0038 (11) | −0.0054 (11) |
| C3 | 0.0457 (13) | 0.0409 (13) | 0.0441 (13) | 0.0020 (10) | −0.0037 (10) | −0.0057 (10) |
| C4 | 0.0627 (16) | 0.0474 (15) | 0.0542 (15) | 0.0029 (12) | 0.0004 (12) | −0.0089 (11) |
| C5 | 0.0703 (17) | 0.0414 (14) | 0.0629 (16) | −0.0094 (12) | −0.0066 (13) | −0.0096 (11) |
| C6 | 0.0570 (15) | 0.0540 (16) | 0.0674 (17) | −0.0163 (12) | −0.0014 (13) | −0.0095 (13) |
| C7 | 0.0408 (12) | 0.0412 (13) | 0.0439 (13) | −0.0038 (10) | −0.0064 (10) | −0.0062 (10) |
| C8 | 0.080 (2) | 0.0510 (17) | 0.083 (2) | −0.0045 (14) | −0.0019 (16) | −0.0076 (14) |
| C9 | 0.0568 (15) | 0.0499 (16) | 0.0747 (18) | −0.0087 (12) | 0.0038 (13) | −0.0109 (13) |
| C10 | 0.0477 (13) | 0.0461 (14) | 0.0394 (12) | −0.0052 (10) | −0.0064 (10) | 0.0002 (10) |
| C11 | 0.0500 (14) | 0.0573 (16) | 0.0607 (16) | −0.0104 (12) | 0.0045 (12) | −0.0049 (12) |
| C12 | 0.0593 (17) | 0.076 (2) | 0.0665 (18) | −0.0216 (15) | 0.0066 (13) | 0.0018 (15) |
| C13 | 0.0394 (12) | 0.0457 (14) | 0.0423 (12) | −0.0011 (10) | −0.0029 (10) | −0.0059 (10) |
| C14 | 0.0448 (13) | 0.0499 (15) | 0.0509 (14) | 0.0019 (11) | −0.0111 (11) | −0.0034 (11) |
| C15 | 0.0465 (13) | 0.0395 (13) | 0.0439 (13) | 0.0006 (10) | −0.0027 (10) | −0.0016 (10) |
| C16 | 0.0632 (16) | 0.0461 (15) | 0.0559 (15) | 0.0016 (12) | −0.0070 (12) | −0.0009 (11) |
| C17 | 0.0707 (17) | 0.0407 (14) | 0.0604 (16) | −0.0123 (12) | −0.0045 (13) | −0.0010 (11) |
| C18 | 0.0556 (15) | 0.0524 (16) | 0.0595 (15) | −0.0157 (12) | −0.0078 (12) | −0.0004 (12) |
| C19 | 0.0431 (12) | 0.0385 (13) | 0.0429 (12) | −0.0062 (10) | −0.0006 (10) | −0.0040 (9) |
| C20 | 0.087 (2) | 0.0538 (17) | 0.0668 (18) | −0.0156 (15) | −0.0081 (16) | 0.0007 (13) |
| C21 | 0.0595 (15) | 0.0505 (15) | 0.0601 (16) | −0.0079 (12) | −0.0115 (12) | −0.0013 (12) |
| C22 | 0.0440 (13) | 0.0497 (14) | 0.0403 (13) | −0.0053 (10) | 0.0007 (10) | −0.0083 (10) |
| C23 | 0.0494 (14) | 0.0582 (16) | 0.0618 (16) | −0.0072 (12) | −0.0079 (12) | −0.0093 (12) |
| C24 | 0.0570 (16) | 0.082 (2) | 0.0658 (18) | −0.0206 (15) | −0.0063 (13) | −0.0156 (15) |
| N1—C7 | 1.366 (2) | C8—H8 | 0.9300 |
| N1—C1 | 1.384 (2) | C9—C10 | 1.378 (3) |
| N1—H1 | 0.8600 | C9—H9 | 0.9300 |
| N2—C7 | 1.338 (3) | C10—C11 | 1.387 (3) |
| N2—C6 | 1.343 (3) | C11—C12 | 1.368 (3) |
| N3—C12 | 1.329 (3) | C11—H11 | 0.9300 |
| N3—C8 | 1.332 (3) | C12—H12 | 0.9300 |
| N4—C19 | 1.362 (3) | C13—C14 | 1.367 (3) |
| N4—C13 | 1.382 (2) | C13—C22 | 1.457 (3) |
| N4—H4A | 0.8600 | C14—C15 | 1.416 (3) |
| N5—C19 | 1.334 (3) | C14—H14 | 0.9300 |
| N5—C18 | 1.336 (3) | C15—C16 | 1.388 (3) |
| N6—C20 | 1.324 (3) | C15—C19 | 1.408 (3) |
| N6—C24 | 1.336 (3) | C16—C17 | 1.373 (3) |
| C1—C2 | 1.362 (3) | C16—H16 | 0.9300 |
| C1—C10 | 1.457 (3) | C17—C18 | 1.384 (3) |
| C2—C3 | 1.413 (3) | C17—H17 | 0.9300 |
| C2—H2 | 0.9300 | C18—H18 | 0.9300 |
| C3—C4 | 1.390 (3) | C20—C21 | 1.374 (3) |
| C3—C7 | 1.403 (3) | C20—H20 | 0.9300 |
| C4—C5 | 1.373 (3) | C21—C22 | 1.384 (3) |
| C4—H4 | 0.9300 | C21—H21 | 0.9300 |
| C5—C6 | 1.381 (3) | C22—C23 | 1.390 (3) |
| C5—H5 | 0.9300 | C23—C24 | 1.375 (3) |
| C6—H6 | 0.9300 | C23—H23 | 0.9300 |
| C8—C9 | 1.373 (3) | C24—H24 | 0.9300 |
| C7—N1—C1 | 108.49 (17) | C12—C11—H11 | 120.1 |
| C7—N1—H1 | 125.8 | C10—C11—H11 | 120.1 |
| C1—N1—H1 | 125.8 | N3—C12—C11 | 124.5 (3) |
| C7—N2—C6 | 113.4 (2) | N3—C12—H12 | 117.7 |
| C12—N3—C8 | 115.3 (2) | C11—C12—H12 | 117.7 |
| C19—N4—C13 | 108.82 (17) | C14—C13—N4 | 108.76 (19) |
| C19—N4—H4A | 125.6 | C14—C13—C22 | 128.8 (2) |
| C13—N4—H4A | 125.6 | N4—C13—C22 | 122.39 (19) |
| C19—N5—C18 | 113.62 (19) | C13—C14—C15 | 107.79 (19) |
| C20—N6—C24 | 115.3 (2) | C13—C14—H14 | 126.1 |
| C2—C1—N1 | 108.75 (19) | C15—C14—H14 | 126.1 |
| C2—C1—C10 | 129.1 (2) | C16—C15—C19 | 117.3 (2) |
| N1—C1—C10 | 122.06 (19) | C16—C15—C14 | 136.3 (2) |
| C1—C2—C3 | 108.01 (19) | C19—C15—C14 | 106.40 (18) |
| C1—C2—H2 | 126.0 | C17—C16—C15 | 117.6 (2) |
| C3—C2—H2 | 126.0 | C17—C16—H16 | 121.2 |
| C4—C3—C7 | 117.2 (2) | C15—C16—H16 | 121.2 |
| C4—C3—C2 | 136.3 (2) | C16—C17—C18 | 119.9 (2) |
| C7—C3—C2 | 106.46 (19) | C16—C17—H17 | 120.0 |
| C5—C4—C3 | 117.6 (2) | C18—C17—H17 | 120.0 |
| C5—C4—H4 | 121.2 | N5—C18—C17 | 125.2 (2) |
| C3—C4—H4 | 121.2 | N5—C18—H18 | 117.4 |
| C4—C5—C6 | 120.1 (2) | C17—C18—H18 | 117.4 |
| C4—C5—H5 | 119.9 | N5—C19—N4 | 125.41 (19) |
| C6—C5—H5 | 119.9 | N5—C19—C15 | 126.4 (2) |
| N2—C6—C5 | 125.0 (2) | N4—C19—C15 | 108.23 (18) |
| N2—C6—H6 | 117.5 | N6—C20—C21 | 124.8 (3) |
| C5—C6—H6 | 117.5 | N6—C20—H20 | 117.6 |
| N2—C7—N1 | 125.10 (19) | C21—C20—H20 | 117.6 |
| N2—C7—C3 | 126.6 (2) | C20—C21—C22 | 119.7 (2) |
| N1—C7—C3 | 108.29 (18) | C20—C21—H21 | 120.2 |
| N3—C8—C9 | 124.4 (3) | C22—C21—H21 | 120.2 |
| N3—C8—H8 | 117.8 | C21—C22—C23 | 116.1 (2) |
| C9—C8—H8 | 117.8 | C21—C22—C13 | 122.5 (2) |
| C8—C9—C10 | 119.7 (2) | C23—C22—C13 | 121.3 (2) |
| C8—C9—H9 | 120.1 | C24—C23—C22 | 119.7 (2) |
| C10—C9—H9 | 120.1 | C24—C23—H23 | 120.1 |
| C9—C10—C11 | 116.3 (2) | C22—C23—H23 | 120.1 |
| C9—C10—C1 | 122.5 (2) | N6—C24—C23 | 124.3 (2) |
| C11—C10—C1 | 121.1 (2) | N6—C24—H24 | 117.8 |
| C12—C11—C10 | 119.7 (2) | C23—C24—H24 | 117.8 |
| C7—N1—C1—C2 | 0.5 (2) | C19—N4—C13—C14 | −0.7 (2) |
| C7—N1—C1—C10 | 177.80 (18) | C19—N4—C13—C22 | −178.17 (19) |
| N1—C1—C2—C3 | −0.2 (2) | N4—C13—C14—C15 | 0.6 (2) |
| C10—C1—C2—C3 | −177.3 (2) | C22—C13—C14—C15 | 177.8 (2) |
| C1—C2—C3—C4 | 179.9 (2) | C13—C14—C15—C16 | −179.2 (3) |
| C1—C2—C3—C7 | −0.1 (2) | C13—C14—C15—C19 | −0.3 (2) |
| C7—C3—C4—C5 | 0.3 (3) | C19—C15—C16—C17 | 0.5 (3) |
| C2—C3—C4—C5 | −179.7 (2) | C14—C15—C16—C17 | 179.3 (2) |
| C3—C4—C5—C6 | 0.0 (4) | C15—C16—C17—C18 | −0.4 (4) |
| C7—N2—C6—C5 | 0.4 (3) | C19—N5—C18—C17 | 0.0 (3) |
| C4—C5—C6—N2 | −0.3 (4) | C16—C17—C18—N5 | 0.1 (4) |
| C6—N2—C7—N1 | 179.2 (2) | C18—N5—C19—N4 | −179.1 (2) |
| C6—N2—C7—C3 | −0.1 (3) | C18—N5—C19—C15 | 0.2 (3) |
| C1—N1—C7—N2 | −179.9 (2) | C13—N4—C19—N5 | 180.0 (2) |
| C1—N1—C7—C3 | −0.5 (2) | C13—N4—C19—C15 | 0.6 (2) |
| C4—C3—C7—N2 | −0.2 (3) | C16—C15—C19—N5 | −0.5 (3) |
| C2—C3—C7—N2 | 179.8 (2) | C14—C15—C19—N5 | −179.6 (2) |
| C4—C3—C7—N1 | −179.60 (18) | C16—C15—C19—N4 | 178.96 (19) |
| C2—C3—C7—N1 | 0.4 (2) | C14—C15—C19—N4 | −0.2 (2) |
| C12—N3—C8—C9 | −0.9 (4) | C24—N6—C20—C21 | 0.4 (4) |
| N3—C8—C9—C10 | 0.8 (4) | N6—C20—C21—C22 | −0.3 (4) |
| C8—C9—C10—C11 | 0.2 (4) | C20—C21—C22—C23 | −0.1 (3) |
| C8—C9—C10—C1 | −178.6 (2) | C20—C21—C22—C13 | 178.4 (2) |
| C2—C1—C10—C9 | 170.0 (2) | C14—C13—C22—C21 | −168.3 (2) |
| N1—C1—C10—C9 | −6.7 (3) | N4—C13—C22—C21 | 8.6 (3) |
| C2—C1—C10—C11 | −8.7 (4) | C14—C13—C22—C23 | 10.1 (3) |
| N1—C1—C10—C11 | 174.5 (2) | N4—C13—C22—C23 | −173.0 (2) |
| C9—C10—C11—C12 | −0.9 (3) | C21—C22—C23—C24 | 0.2 (3) |
| C1—C10—C11—C12 | 177.9 (2) | C13—C22—C23—C24 | −178.2 (2) |
| C8—N3—C12—C11 | 0.0 (4) | C20—N6—C24—C23 | −0.2 (4) |
| C10—C11—C12—N3 | 0.9 (4) | C22—C23—C24—N6 | −0.1 (4) |
| H··· | ||||
| N1—H1···N2i | 0.86 | 2.22 | 3.061 (3) | 167 |
| N4—H4 | 0.86 | 2.22 | 3.066 (3) | 169 |
Hydrogen-bond geometry (Å, °)
|
|
| H⋯ |
|
|
|---|---|---|---|---|
| N1—H1⋯N2i | 0.86 | 2.22 | 3.061 (3) | 167 |
| N4—H4 | 0.86 | 2.22 | 3.066 (3) | 169 |
Symmetry codes: (i) ; (ii) .