| Literature DB >> 21522672 |
Hoong-Kun Fun, Ching Kheng Quah, Shridhar Malladi, Vijesh A M, Arun M Isloor.
Abstract
In the title compound, C(9)H(12)N(2)O(2), the acetohydrazide group is approximately planar [maximum deviation = 0.034 (2) Å]. In the crystal, mol-ecules are linked via inter-molecular N-H⋯O, N-H⋯N and C-H⋯O hydrogen bonds into infinite two-dimensional networks parallel to (001).Entities:
Year: 2010 PMID: 21522672 PMCID: PMC3050200 DOI: 10.1107/S1600536810051937
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C9H12N2O2 | |
| Monoclinic, | Mo |
| Hall symbol: -P 2ybc | Cell parameters from 4756 reflections |
| θ = 3.2–25.4° | |
| µ = 0.09 mm−1 | |
| β = 90.018 (2)° | Block, colourless |
| 0.46 × 0.33 × 0.10 mm | |
| Bruker SMART APEXII CCD area-detector diffractometer | 2150 independent reflections |
| Radiation source: fine-focus sealed tube | 1747 reflections with |
| graphite | |
| φ and ω scans | θmax = 27.5°, θmin = 2.3° |
| Absorption correction: multi-scan ( | |
| 15060 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 atoms treated by a mixture of independent and constrained refinement | |
| 2150 reflections | (Δ/σ)max = 0.001 |
| 131 parameters | Δρmax = 0.21 e Å−3 |
| 0 restraints | Δρmin = −0.16 e Å−3 |
| 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 F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > 2sigma(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. |
| O1 | 0.8895 (2) | 0.9310 (5) | 0.16293 (4) | 0.0486 (5) | |
| O2 | 0.5021 (2) | 0.4131 (5) | 0.20181 (5) | 0.0518 (5) | |
| N1 | 0.8051 (3) | 0.6119 (5) | 0.22475 (5) | 0.0386 (5) | |
| N2 | 0.7875 (3) | 0.4400 (6) | 0.25893 (6) | 0.0424 (5) | |
| C1 | 1.1646 (4) | 1.1960 (7) | 0.13257 (7) | 0.0492 (6) | |
| H1A | 1.2259 | 1.2295 | 0.1557 | 0.059* | |
| C2 | 1.2626 (4) | 1.3059 (7) | 0.10089 (8) | 0.0568 (7) | |
| H2A | 1.3912 | 1.4113 | 0.1030 | 0.068* | |
| C3 | 1.1765 (5) | 1.2649 (7) | 0.06605 (8) | 0.0581 (7) | |
| C4 | 0.9852 (5) | 1.1122 (8) | 0.06415 (7) | 0.0614 (8) | |
| H4A | 0.9226 | 1.0843 | 0.0410 | 0.074* | |
| C5 | 0.8816 (4) | 0.9975 (7) | 0.09561 (7) | 0.0529 (7) | |
| H5A | 0.7514 | 0.8967 | 0.0935 | 0.063* | |
| C6 | 0.9740 (3) | 1.0352 (6) | 0.12983 (6) | 0.0407 (5) | |
| C7 | 0.7042 (3) | 0.7393 (6) | 0.16147 (6) | 0.0405 (5) | |
| H7A | 0.7183 | 0.5731 | 0.1423 | 0.049* | |
| H7B | 0.5864 | 0.8784 | 0.1550 | 0.049* | |
| C8 | 0.6637 (3) | 0.5776 (6) | 0.19811 (6) | 0.0374 (5) | |
| C9 | 1.2895 (6) | 1.3842 (10) | 0.03148 (9) | 0.0890 (11) | |
| H9A | 1.3602 | 1.2033 | 0.0199 | 0.133* | |
| H9B | 1.3900 | 1.5489 | 0.0383 | 0.133* | |
| H9C | 1.1897 | 1.4761 | 0.0144 | 0.133* | |
| H1N1 | 0.919 (4) | 0.745 (7) | 0.2202 (7) | 0.058 (8)* | |
| H2N2 | 0.712 (5) | 0.572 (8) | 0.2738 (8) | 0.066 (9)* | |
| H1N2 | 0.705 (5) | 0.243 (9) | 0.2537 (8) | 0.070 (9)* |
| O1 | 0.0452 (9) | 0.0592 (11) | 0.0415 (9) | −0.0185 (8) | 0.0003 (7) | 0.0002 (8) |
| O2 | 0.0347 (8) | 0.0604 (11) | 0.0604 (11) | −0.0179 (8) | −0.0005 (7) | 0.0015 (9) |
| N1 | 0.0297 (9) | 0.0437 (11) | 0.0424 (10) | −0.0053 (8) | 0.0015 (7) | 0.0008 (9) |
| N2 | 0.0350 (10) | 0.0473 (12) | 0.0448 (11) | 0.0032 (9) | 0.0032 (8) | 0.0029 (10) |
| C1 | 0.0411 (12) | 0.0547 (15) | 0.0519 (14) | −0.0064 (11) | −0.0038 (10) | 0.0032 (12) |
| C2 | 0.0443 (13) | 0.0590 (17) | 0.0671 (18) | −0.0089 (12) | 0.0074 (12) | 0.0027 (14) |
| C3 | 0.0676 (17) | 0.0532 (16) | 0.0534 (16) | −0.0053 (14) | 0.0135 (13) | 0.0042 (13) |
| C4 | 0.0749 (19) | 0.0663 (19) | 0.0431 (14) | −0.0118 (16) | −0.0020 (13) | 0.0015 (13) |
| C5 | 0.0507 (14) | 0.0592 (17) | 0.0487 (14) | −0.0118 (13) | −0.0026 (11) | −0.0002 (12) |
| C6 | 0.0405 (11) | 0.0396 (12) | 0.0418 (12) | −0.0001 (10) | 0.0020 (9) | −0.0010 (10) |
| C7 | 0.0329 (11) | 0.0430 (13) | 0.0455 (13) | −0.0068 (10) | −0.0008 (9) | −0.0037 (10) |
| C8 | 0.0283 (10) | 0.0385 (11) | 0.0453 (12) | 0.0015 (9) | 0.0027 (8) | −0.0053 (10) |
| C9 | 0.107 (3) | 0.091 (3) | 0.070 (2) | −0.022 (2) | 0.0300 (19) | 0.010 (2) |
| O1—C6 | 1.375 (3) | C3—C4 | 1.372 (4) |
| O1—C7 | 1.418 (3) | C3—C9 | 1.518 (4) |
| O2—C8 | 1.238 (3) | C4—C5 | 1.392 (4) |
| N1—C8 | 1.323 (3) | C4—H4A | 0.9300 |
| N1—N2 | 1.420 (3) | C5—C6 | 1.374 (3) |
| N1—H1N1 | 0.92 (3) | C5—H5A | 0.9300 |
| N2—H2N2 | 0.90 (3) | C7—C8 | 1.496 (3) |
| N2—H1N2 | 0.98 (3) | C7—H7A | 0.9700 |
| C1—C2 | 1.375 (4) | C7—H7B | 0.9700 |
| C1—C6 | 1.385 (3) | C9—H9A | 0.9600 |
| C1—H1A | 0.9300 | C9—H9B | 0.9600 |
| C2—C3 | 1.378 (4) | C9—H9C | 0.9600 |
| C2—H2A | 0.9300 | ||
| C6—O1—C7 | 117.73 (17) | C6—C5—H5A | 120.4 |
| C8—N1—N2 | 121.39 (19) | C4—C5—H5A | 120.4 |
| C8—N1—H1N1 | 118.1 (16) | C5—C6—O1 | 125.0 (2) |
| N2—N1—H1N1 | 120.5 (16) | C5—C6—C1 | 119.6 (2) |
| N1—N2—H2N2 | 105.3 (19) | O1—C6—C1 | 115.4 (2) |
| N1—N2—H1N2 | 106.3 (17) | O1—C7—C8 | 110.74 (17) |
| H2N2—N2—H1N2 | 108 (2) | O1—C7—H7A | 109.5 |
| C2—C1—C6 | 119.7 (2) | C8—C7—H7A | 109.5 |
| C2—C1—H1A | 120.2 | O1—C7—H7B | 109.5 |
| C6—C1—H1A | 120.2 | C8—C7—H7B | 109.5 |
| C1—C2—C3 | 122.2 (2) | H7A—C7—H7B | 108.1 |
| C1—C2—H2A | 118.9 | O2—C8—N1 | 123.2 (2) |
| C3—C2—H2A | 118.9 | O2—C8—C7 | 118.52 (19) |
| C4—C3—C2 | 117.1 (2) | N1—C8—C7 | 118.25 (19) |
| C4—C3—C9 | 121.8 (3) | C3—C9—H9A | 109.5 |
| C2—C3—C9 | 121.1 (3) | C3—C9—H9B | 109.5 |
| C3—C4—C5 | 122.3 (3) | H9A—C9—H9B | 109.5 |
| C3—C4—H4A | 118.8 | C3—C9—H9C | 109.5 |
| C5—C4—H4A | 118.8 | H9A—C9—H9C | 109.5 |
| C6—C5—C4 | 119.2 (2) | H9B—C9—H9C | 109.5 |
| C6—C1—C2—C3 | 0.7 (4) | C7—O1—C6—C1 | −174.4 (2) |
| C1—C2—C3—C4 | 0.9 (5) | C2—C1—C6—C5 | −2.3 (4) |
| C1—C2—C3—C9 | −179.1 (3) | C2—C1—C6—O1 | 179.2 (2) |
| C2—C3—C4—C5 | −0.9 (5) | C6—O1—C7—C8 | 165.76 (19) |
| C9—C3—C4—C5 | 179.1 (3) | N2—N1—C8—O2 | 4.7 (3) |
| C3—C4—C5—C6 | −0.6 (5) | N2—N1—C8—C7 | −173.8 (2) |
| C4—C5—C6—O1 | −179.4 (2) | O1—C7—C8—O2 | 176.8 (2) |
| C4—C5—C6—C1 | 2.2 (4) | O1—C7—C8—N1 | −4.6 (3) |
| C7—O1—C6—C5 | 7.2 (4) |
| H··· | ||||
| N1—H1N1···N2i | 0.92 (3) | 2.17 (3) | 2.982 (3) | 147 (2) |
| N2—H2N2···O2ii | 0.90 (3) | 2.14 (3) | 3.022 (3) | 168 (3) |
| N2—H1N2···O2iii | 0.98 (3) | 2.47 (3) | 3.166 (3) | 128 (2) |
| C1—H1A···O2iv | 0.93 | 2.53 | 3.410 (3) | 157. |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| N1—H1 | 0.92 (3) | 2.17 (3) | 2.982 (3) | 147 (2) |
| N2—H2 | 0.90 (3) | 2.14 (3) | 3.022 (3) | 168 (3) |
| N2—H1 | 0.98 (3) | 2.47 (3) | 3.166 (3) | 128 (2) |
| C1—H1 | 0.93 | 2.53 | 3.410 (3) | 157 |
Symmetry codes: (i) ; (ii) ; (iii) ; (iv) .