| Literature DB >> 22091036 |
Abstract
The title compound, C(10)H(8)N(4)O(4)·H(2)O, was obtained by the reaction of 5-hy-droxy-2-nitro-benzaldehyde with cyano-acetohydrazide in methanol. The non-H atoms of the hydrazone molecule are approximately coplanar, with a mean deviation from the least-squares plane of 0.056 Å. In the crystal, mol-ecules are linked by N-H⋯O, O-H⋯N and O-H⋯O hydrogen bonds, generating a three-dimensional network.Entities:
Year: 2011 PMID: 22091036 PMCID: PMC3213457 DOI: 10.1107/S1600536811025463
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C10H8N4O4·H2O | |
| Monoclinic, | Mo |
| Cell parameters from 2122 reflections | |
| θ = 2.6–26.6° | |
| µ = 0.12 mm−1 | |
| β = 90.312 (3)° | |
| Block, colorless | |
| 0.27 × 0.23 × 0.23 mm |
| Bruker SMART 1K CCD area-detector diffractometer | 2531 independent reflections |
| Radiation source: fine-focus sealed tube | 1935 reflections with |
| graphite | |
| ω scans | θmax = 27.0°, θmin = 1.9° |
| Absorption correction: multi-scan ( | |
| 8851 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 | |
| 2531 reflections | (Δ/σ)max = 0.001 |
| 184 parameters | Δρmax = 0.43 e Å−3 |
| 5 restraints | Δρmin = −0.20 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 | 0.1870 (4) | 0.73554 (14) | −0.16790 (9) | 0.0507 (5) | |
| N2 | 0.5017 (3) | 0.64853 (11) | 0.03310 (8) | 0.0366 (4) | |
| N3 | 0.7235 (3) | 0.57994 (11) | 0.03500 (8) | 0.0369 (4) | |
| N4 | 0.9875 (6) | 0.5194 (2) | 0.26634 (12) | 0.0898 (8) | |
| O1 | 0.3932 (4) | 0.67914 (16) | −0.16953 (9) | 0.0813 (6) | |
| O2 | 0.0556 (5) | 0.75595 (16) | −0.22076 (9) | 0.0877 (7) | |
| O3 | 1.0378 (3) | 0.48653 (11) | 0.09451 (7) | 0.0476 (4) | |
| O4 | −0.2421 (3) | 0.91461 (12) | 0.07021 (8) | 0.0574 (4) | |
| O5 | 0.0680 (5) | 0.8597 (2) | 0.18259 (10) | 0.0919 (7) | |
| C1 | 0.2056 (4) | 0.75195 (13) | −0.03818 (9) | 0.0350 (4) | |
| C2 | 0.0916 (4) | 0.77958 (14) | −0.10307 (10) | 0.0403 (5) | |
| C3 | −0.1218 (5) | 0.85279 (15) | −0.10828 (12) | 0.0481 (5) | |
| H3 | −0.1921 | 0.8711 | −0.1517 | 0.058* | |
| C4 | −0.2291 (5) | 0.89799 (15) | −0.05048 (12) | 0.0489 (5) | |
| H4A | −0.3714 | 0.9469 | −0.0545 | 0.059* | |
| C5 | −0.1244 (4) | 0.87064 (14) | 0.01452 (11) | 0.0424 (5) | |
| C6 | 0.0926 (4) | 0.79932 (13) | 0.01966 (10) | 0.0378 (4) | |
| H6 | 0.1646 | 0.7828 | 0.0632 | 0.045* | |
| C7 | 0.4343 (4) | 0.67707 (13) | −0.02755 (9) | 0.0362 (4) | |
| H7 | 0.5302 | 0.6505 | −0.0655 | 0.043* | |
| C8 | 0.8365 (4) | 0.54622 (14) | 0.09432 (10) | 0.0379 (4) | |
| C9 | 0.7002 (5) | 0.58300 (19) | 0.16020 (10) | 0.0589 (6) | |
| H9A | 0.6945 | 0.6562 | 0.1602 | 0.071* | |
| H9B | 0.5047 | 0.5583 | 0.1628 | 0.071* | |
| C10 | 0.8611 (6) | 0.54791 (19) | 0.21982 (12) | 0.0608 (6) | |
| H3A | 0.804 (5) | 0.5585 (18) | −0.0045 (8) | 0.073* | |
| H4 | −0.158 (6) | 0.891 (2) | 0.1062 (10) | 0.091* | |
| H5A | −0.017 (5) | 0.839 (2) | 0.2181 (10) | 0.091* | |
| H5B | 0.220 (4) | 0.889 (2) | 0.1943 (14) | 0.091* |
| N1 | 0.0566 (12) | 0.0555 (11) | 0.0398 (10) | −0.0081 (9) | −0.0049 (8) | 0.0066 (8) |
| N2 | 0.0351 (9) | 0.0339 (8) | 0.0408 (9) | 0.0058 (6) | −0.0004 (7) | −0.0017 (6) |
| N3 | 0.0367 (9) | 0.0388 (8) | 0.0352 (8) | 0.0084 (7) | 0.0004 (6) | −0.0012 (6) |
| N4 | 0.1006 (19) | 0.117 (2) | 0.0512 (13) | 0.0011 (16) | −0.0282 (13) | 0.0015 (13) |
| O1 | 0.0820 (13) | 0.1149 (16) | 0.0470 (10) | 0.0336 (12) | −0.0046 (9) | −0.0139 (10) |
| O2 | 0.1152 (17) | 0.1065 (15) | 0.0413 (10) | 0.0179 (12) | −0.0188 (10) | 0.0071 (9) |
| O3 | 0.0456 (8) | 0.0548 (8) | 0.0423 (8) | 0.0165 (7) | −0.0015 (6) | 0.0026 (6) |
| O4 | 0.0541 (10) | 0.0521 (9) | 0.0661 (11) | 0.0165 (7) | 0.0021 (8) | −0.0071 (8) |
| O5 | 0.1056 (17) | 0.123 (2) | 0.0469 (10) | 0.0166 (14) | 0.0030 (10) | 0.0008 (11) |
| C1 | 0.0313 (10) | 0.0330 (9) | 0.0407 (10) | −0.0045 (7) | −0.0021 (8) | 0.0031 (7) |
| C2 | 0.0410 (11) | 0.0392 (10) | 0.0406 (10) | −0.0081 (8) | −0.0041 (8) | 0.0065 (8) |
| C3 | 0.0465 (12) | 0.0432 (11) | 0.0543 (12) | −0.0048 (9) | −0.0138 (10) | 0.0141 (9) |
| C4 | 0.0405 (12) | 0.0360 (10) | 0.0700 (14) | 0.0044 (8) | −0.0092 (10) | 0.0097 (10) |
| C5 | 0.0377 (11) | 0.0321 (9) | 0.0575 (12) | −0.0025 (8) | −0.0001 (9) | −0.0012 (8) |
| C6 | 0.0341 (10) | 0.0347 (9) | 0.0447 (10) | 0.0002 (8) | −0.0033 (8) | 0.0031 (8) |
| C7 | 0.0356 (10) | 0.0368 (9) | 0.0362 (10) | 0.0000 (8) | 0.0014 (7) | 0.0001 (7) |
| C8 | 0.0378 (11) | 0.0378 (10) | 0.0380 (10) | 0.0020 (8) | −0.0010 (8) | −0.0015 (8) |
| C9 | 0.0643 (15) | 0.0749 (16) | 0.0375 (11) | 0.0229 (12) | −0.0052 (10) | −0.0076 (10) |
| C10 | 0.0675 (16) | 0.0742 (16) | 0.0405 (12) | 0.0013 (13) | −0.0063 (11) | −0.0082 (11) |
| N1—O2 | 1.218 (2) | C1—C2 | 1.407 (3) |
| N1—O1 | 1.218 (2) | C1—C7 | 1.470 (2) |
| N1—C2 | 1.453 (3) | C2—C3 | 1.392 (3) |
| N2—C7 | 1.268 (2) | C3—C4 | 1.363 (3) |
| N2—N3 | 1.377 (2) | C3—H3 | 0.9300 |
| N3—C8 | 1.335 (2) | C4—C5 | 1.392 (3) |
| N3—H3A | 0.898 (10) | C4—H4A | 0.9300 |
| N4—C10 | 1.136 (3) | C5—C6 | 1.387 (3) |
| O3—C8 | 1.227 (2) | C6—H6 | 0.9300 |
| O4—C5 | 1.343 (3) | C7—H7 | 0.9300 |
| O4—H4 | 0.856 (10) | C8—C9 | 1.506 (3) |
| O5—H5A | 0.840 (10) | C9—C10 | 1.447 (3) |
| O5—H5B | 0.839 (10) | C9—H9A | 0.9700 |
| C1—C6 | 1.387 (3) | C9—H9B | 0.9700 |
| O2—N1—O1 | 120.5 (2) | C5—C4—H4A | 120.2 |
| O2—N1—C2 | 118.5 (2) | O4—C5—C6 | 122.62 (18) |
| O1—N1—C2 | 120.92 (17) | O4—C5—C4 | 117.80 (18) |
| C7—N2—N3 | 113.79 (15) | C6—C5—C4 | 119.59 (19) |
| C8—N3—N2 | 122.43 (15) | C1—C6—C5 | 122.01 (18) |
| C8—N3—H3A | 117.2 (17) | C1—C6—H6 | 119.0 |
| N2—N3—H3A | 120.3 (17) | C5—C6—H6 | 119.0 |
| C5—O4—H4 | 108 (2) | N2—C7—C1 | 120.39 (17) |
| H5A—O5—H5B | 110 (2) | N2—C7—H7 | 119.8 |
| C6—C1—C2 | 117.14 (17) | C1—C7—H7 | 119.8 |
| C6—C1—C7 | 118.09 (16) | O3—C8—N3 | 121.08 (17) |
| C2—C1—C7 | 124.77 (17) | O3—C8—C9 | 122.14 (17) |
| C3—C2—C1 | 120.78 (19) | N3—C8—C9 | 116.76 (17) |
| C3—C2—N1 | 116.07 (18) | C10—C9—C8 | 110.41 (19) |
| C1—C2—N1 | 123.15 (18) | C10—C9—H9A | 109.6 |
| C4—C3—C2 | 120.77 (19) | C8—C9—H9A | 109.6 |
| C4—C3—H3 | 119.6 | C10—C9—H9B | 109.6 |
| C2—C3—H3 | 119.6 | C8—C9—H9B | 109.6 |
| C3—C4—C5 | 119.69 (19) | H9A—C9—H9B | 108.1 |
| C3—C4—H4A | 120.2 | N4—C10—C9 | 179.3 (3) |
| H··· | ||||
| O5—H5B···N4i | 0.84 (1) | 2.32 (2) | 3.117 (4) | 158 (3) |
| O5—H5A···O1ii | 0.84 (1) | 2.22 (2) | 3.017 (3) | 157 (3) |
| O4—H4···O5 | 0.86 (1) | 1.85 (1) | 2.700 (3) | 170 (3) |
| N3—H3A···O3iii | 0.90 (1) | 1.98 (1) | 2.880 (2) | 177 (2) |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| O5—H5 | 0.84 (1) | 2.32 (2) | 3.117 (4) | 158 (3) |
| O5—H5 | 0.84 (1) | 2.22 (2) | 3.017 (3) | 157 (3) |
| O4—H4⋯O5 | 0.86 (1) | 1.85 (1) | 2.700 (3) | 170 (3) |
| N3—H3 | 0.90 (1) | 1.98 (1) | 2.880 (2) | 177 (2) |
Symmetry codes: (i) ; (ii) ; (iii) .