| Literature DB >> 23476559 |
Hoong-Kun Fun1, Chin Wei Ooi, S Viveka, G K Nagaraja.
Abstract
The asymmetric unit of the title compound, C9H11N3O2, contains two mol-ecules (A and B), which exist in Z conformations with respect to their C=N double bond. The dihedral angles between the benzene ring and the pendant hy-droxy-carbamimidoyl and acetamide groups are 28.58 (7) and 1.30 (5)°, respectively, in mol-ecule A and 25.04 (7) and 27.85 (9)°, respectively, in mol-ecule B. An intra-molecular N-H⋯N hydrogen bond generates an S(6) ring in both mol-ecules. Mol-ecule A also features an intra-molecular C-H⋯O inter-action, which closes an S(6) ring. In the crystal, the mol-ecules are linked by N-H⋯O, N-H⋯N, O-H⋯O, O-H⋯N, C-H⋯O and C-H⋯N hydrogen bonds and C-H⋯π inter-actions, generating a three-dimensional network.Entities:
Year: 2013 PMID: 23476559 PMCID: PMC3588555 DOI: 10.1107/S1600536813003371
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C9H11N3O2 | |
| Triclinic, | |
| Hall symbol: -P 1 | Mo |
| Cell parameters from 3493 reflections | |
| θ = 2.3–28.5° | |
| µ = 0.10 mm−1 | |
| α = 80.722 (2)° | |
| β = 78.531 (2)° | Plate, colourless |
| γ = 70.181 (2)° | 0.35 × 0.20 × 0.05 mm |
| Bruker APEX DUO CCD diffractometer | 4680 independent reflections |
| Radiation source: fine-focus sealed tube | 3815 reflections with |
| Graphite monochromator | |
| φ and ω scans | θmax = 28.6°, θmin = 1.7° |
| Absorption correction: multi-scan ( | |
| 12849 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 | |
| 4680 reflections | (Δ/σ)max < 0.001 |
| 287 parameters | Δρmax = 0.34 e Å−3 |
| 0 restraints | Δρmin = −0.26 e Å−3 |
| Experimental. The crystal was placed in the cold stream of an Oxford Cryosystems Cobra open-flow nitrogen cryostat (Cosier & Glazer, 1986) operating at 100 (1) K. |
| 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 |
| O1A | 1.06478 (11) | 0.25713 (11) | 0.46170 (9) | 0.0183 (2) | |
| O2A | 0.37005 (11) | 0.17841 (12) | 0.55131 (8) | 0.0200 (2) | |
| N1A | 0.91075 (13) | 0.26562 (12) | 0.43516 (9) | 0.0136 (2) | |
| N2A | 0.91118 (15) | 0.50889 (14) | 0.36926 (11) | 0.0188 (3) | |
| N3A | 0.59696 (13) | 0.25477 (13) | 0.50343 (9) | 0.0132 (2) | |
| C1A | 0.55777 (15) | 0.36511 (14) | 0.41114 (11) | 0.0125 (2) | |
| C2A | 0.40471 (16) | 0.41035 (15) | 0.37477 (11) | 0.0149 (3) | |
| H2AA | 0.3247 | 0.3646 | 0.4118 | 0.018* | |
| C3A | 0.36921 (16) | 0.52204 (15) | 0.28463 (12) | 0.0168 (3) | |
| H3AA | 0.2645 | 0.5525 | 0.2613 | 0.020* | |
| C4A | 0.48421 (17) | 0.58940 (15) | 0.22839 (11) | 0.0167 (3) | |
| H4AA | 0.4596 | 0.6644 | 0.1661 | 0.020* | |
| C5A | 0.63585 (16) | 0.54578 (15) | 0.26423 (11) | 0.0146 (3) | |
| H5AA | 0.7146 | 0.5924 | 0.2261 | 0.018* | |
| C6A | 0.67591 (15) | 0.43462 (14) | 0.35539 (11) | 0.0121 (2) | |
| C7A | 0.83924 (15) | 0.39970 (14) | 0.39030 (11) | 0.0125 (2) | |
| C8A | 0.50778 (15) | 0.16825 (14) | 0.56596 (11) | 0.0134 (3) | |
| C9A | 0.59175 (17) | 0.05670 (16) | 0.65623 (12) | 0.0185 (3) | |
| H9AA | 0.6019 | −0.0446 | 0.6420 | 0.028* | |
| H9AB | 0.5271 | 0.0779 | 0.7318 | 0.028* | |
| H9AC | 0.7010 | 0.0641 | 0.6537 | 0.028* | |
| O1B | 1.10383 (11) | 0.00132 (11) | 0.61515 (8) | 0.0152 (2) | |
| O2B | 0.71673 (13) | −0.21124 (12) | 1.05408 (8) | 0.0231 (2) | |
| N1B | 0.97720 (13) | 0.02967 (12) | 0.71262 (9) | 0.0141 (2) | |
| N2B | 1.14247 (14) | 0.15404 (13) | 0.75828 (11) | 0.0161 (2) | |
| N3B | 0.79291 (14) | −0.06646 (13) | 0.89487 (10) | 0.0159 (2) | |
| C1B | 0.78846 (16) | 0.06046 (15) | 0.94314 (11) | 0.0149 (3) | |
| C2B | 0.68093 (17) | 0.10631 (16) | 1.04286 (12) | 0.0197 (3) | |
| H2BA | 0.6093 | 0.0513 | 1.0793 | 0.024* | |
| C3B | 0.67802 (19) | 0.23181 (17) | 1.08911 (13) | 0.0234 (3) | |
| H3BA | 0.6063 | 0.2608 | 1.1580 | 0.028* | |
| C4B | 0.77935 (18) | 0.31493 (17) | 1.03513 (13) | 0.0223 (3) | |
| H4BA | 0.7768 | 0.4011 | 1.0665 | 0.027* | |
| C5B | 0.88416 (17) | 0.27147 (15) | 0.93527 (12) | 0.0180 (3) | |
| H5BA | 0.9524 | 0.3295 | 0.8983 | 0.022* | |
| C6B | 0.89229 (15) | 0.14440 (14) | 0.88740 (11) | 0.0139 (3) | |
| C7B | 1.01102 (15) | 0.10389 (14) | 0.78082 (11) | 0.0126 (2) | |
| C8B | 0.76306 (17) | −0.19266 (16) | 0.95037 (12) | 0.0179 (3) | |
| C9B | 0.7947 (2) | −0.31289 (18) | 0.87350 (13) | 0.0274 (3) | |
| H9BA | 0.7122 | −0.3641 | 0.8981 | 0.041* | |
| H9BB | 0.9041 | −0.3853 | 0.8780 | 0.041* | |
| H9BC | 0.7886 | −0.2676 | 0.7944 | 0.041* | |
| H3NA | 0.696 (2) | 0.235 (2) | 0.5204 (15) | 0.030 (5)* | |
| H3NB | 0.840 (2) | −0.069 (2) | 0.8244 (17) | 0.028 (5)* | |
| H1NA | 0.998 (2) | 0.488 (2) | 0.3996 (15) | 0.024 (5)* | |
| H1NB | 1.181 (2) | 0.165 (2) | 0.8176 (18) | 0.036 (5)* | |
| H2NA | 0.851 (2) | 0.602 (3) | 0.3617 (17) | 0.038 (5)* | |
| H2NB | 1.218 (2) | 0.116 (2) | 0.6985 (17) | 0.030 (5)* | |
| H1OA | 1.085 (2) | 0.168 (2) | 0.5101 (17) | 0.038 (5)* | |
| H1OB | 1.095 (2) | −0.089 (2) | 0.5974 (17) | 0.037 (5)* |
| O1A | 0.0131 (5) | 0.0187 (5) | 0.0250 (5) | −0.0069 (4) | −0.0079 (4) | 0.0030 (4) |
| O2A | 0.0145 (5) | 0.0259 (5) | 0.0208 (5) | −0.0105 (4) | −0.0049 (4) | 0.0061 (4) |
| N1A | 0.0104 (5) | 0.0155 (5) | 0.0161 (5) | −0.0054 (4) | −0.0037 (4) | −0.0003 (4) |
| N2A | 0.0166 (6) | 0.0137 (6) | 0.0280 (7) | −0.0070 (5) | −0.0077 (5) | 0.0023 (5) |
| N3A | 0.0103 (5) | 0.0165 (5) | 0.0125 (5) | −0.0049 (4) | −0.0020 (4) | 0.0010 (4) |
| C1A | 0.0138 (6) | 0.0125 (6) | 0.0101 (6) | −0.0029 (5) | −0.0008 (5) | −0.0017 (5) |
| C2A | 0.0137 (6) | 0.0172 (6) | 0.0133 (6) | −0.0044 (5) | −0.0015 (5) | −0.0019 (5) |
| C3A | 0.0141 (6) | 0.0188 (7) | 0.0164 (7) | −0.0019 (5) | −0.0056 (5) | −0.0023 (5) |
| C4A | 0.0204 (7) | 0.0149 (6) | 0.0127 (6) | −0.0030 (5) | −0.0047 (5) | 0.0011 (5) |
| C5A | 0.0171 (6) | 0.0141 (6) | 0.0121 (6) | −0.0054 (5) | −0.0004 (5) | −0.0011 (5) |
| C6A | 0.0128 (6) | 0.0105 (6) | 0.0123 (6) | −0.0020 (5) | −0.0015 (5) | −0.0031 (5) |
| C7A | 0.0135 (6) | 0.0137 (6) | 0.0104 (6) | −0.0051 (5) | 0.0007 (5) | −0.0033 (5) |
| C8A | 0.0125 (6) | 0.0145 (6) | 0.0123 (6) | −0.0043 (5) | −0.0002 (5) | −0.0013 (5) |
| C9A | 0.0165 (6) | 0.0201 (7) | 0.0183 (7) | −0.0079 (5) | −0.0039 (5) | 0.0057 (5) |
| O1B | 0.0169 (5) | 0.0158 (5) | 0.0129 (5) | −0.0068 (4) | 0.0026 (4) | −0.0036 (4) |
| O2B | 0.0321 (6) | 0.0288 (6) | 0.0148 (5) | −0.0197 (5) | −0.0053 (4) | 0.0044 (4) |
| N1B | 0.0142 (5) | 0.0161 (5) | 0.0112 (5) | −0.0051 (4) | 0.0010 (4) | −0.0019 (4) |
| N2B | 0.0182 (6) | 0.0189 (6) | 0.0138 (6) | −0.0093 (5) | −0.0020 (5) | −0.0020 (5) |
| N3B | 0.0194 (6) | 0.0171 (6) | 0.0122 (6) | −0.0087 (5) | −0.0010 (4) | 0.0008 (4) |
| C1B | 0.0162 (6) | 0.0146 (6) | 0.0126 (6) | −0.0029 (5) | −0.0047 (5) | 0.0015 (5) |
| C2B | 0.0181 (7) | 0.0214 (7) | 0.0164 (7) | −0.0045 (5) | −0.0007 (5) | 0.0013 (5) |
| C3B | 0.0248 (7) | 0.0228 (7) | 0.0157 (7) | −0.0004 (6) | 0.0016 (6) | −0.0039 (6) |
| C4B | 0.0268 (7) | 0.0184 (7) | 0.0193 (7) | −0.0031 (6) | −0.0018 (6) | −0.0067 (6) |
| C5B | 0.0199 (7) | 0.0160 (6) | 0.0175 (7) | −0.0047 (5) | −0.0034 (5) | −0.0012 (5) |
| C6B | 0.0142 (6) | 0.0139 (6) | 0.0121 (6) | −0.0019 (5) | −0.0043 (5) | 0.0001 (5) |
| C7B | 0.0139 (6) | 0.0102 (6) | 0.0124 (6) | −0.0032 (5) | −0.0028 (5) | 0.0020 (4) |
| C8B | 0.0188 (6) | 0.0210 (7) | 0.0172 (7) | −0.0110 (5) | −0.0055 (5) | 0.0030 (5) |
| C9B | 0.0428 (9) | 0.0228 (8) | 0.0219 (8) | −0.0187 (7) | −0.0041 (7) | −0.0002 (6) |
| O1A—N1A | 1.4232 (13) | O1B—N1B | 1.4333 (14) |
| O1A—H1OA | 0.93 (2) | O1B—H1OB | 0.95 (2) |
| O2A—C8A | 1.2257 (16) | O2B—C8B | 1.2315 (17) |
| N1A—C7A | 1.2992 (17) | N1B—C7B | 1.2972 (17) |
| N2A—C7A | 1.3590 (16) | N2B—C7B | 1.3577 (16) |
| N2A—H1NA | 0.857 (19) | N2B—H1NB | 0.88 (2) |
| N2A—H2NA | 0.87 (2) | N2B—H2NB | 0.90 (2) |
| N3A—C8A | 1.3644 (16) | N3B—C8B | 1.3593 (17) |
| N3A—C1A | 1.4069 (16) | N3B—C1B | 1.4098 (17) |
| N3A—H3NA | 0.885 (19) | N3B—H3NB | 0.863 (19) |
| C1A—C2A | 1.4005 (18) | C1B—C2B | 1.3962 (19) |
| C1A—C6A | 1.4179 (17) | C1B—C6B | 1.4140 (18) |
| C2A—C3A | 1.3915 (18) | C2B—C3B | 1.389 (2) |
| C2A—H2AA | 0.9500 | C2B—H2BA | 0.9500 |
| C3A—C4A | 1.3845 (19) | C3B—C4B | 1.387 (2) |
| C3A—H3AA | 0.9500 | C3B—H3BA | 0.9500 |
| C4A—C5A | 1.3873 (19) | C4B—C5B | 1.383 (2) |
| C4A—H4AA | 0.9500 | C4B—H4BA | 0.9500 |
| C5A—C6A | 1.4027 (17) | C5B—C6B | 1.3977 (19) |
| C5A—H5AA | 0.9500 | C5B—H5BA | 0.9500 |
| C6A—C7A | 1.4874 (17) | C6B—C7B | 1.4907 (18) |
| C8A—C9A | 1.5031 (18) | C8B—C9B | 1.505 (2) |
| C9A—H9AA | 0.9800 | C9B—H9BA | 0.9800 |
| C9A—H9AB | 0.9800 | C9B—H9BB | 0.9800 |
| C9A—H9AC | 0.9800 | C9B—H9BC | 0.9800 |
| N1A—O1A—H1OA | 99.4 (12) | N1B—O1B—H1OB | 99.3 (12) |
| C7A—N1A—O1A | 109.97 (10) | C7B—N1B—O1B | 109.89 (10) |
| C7A—N2A—H1NA | 114.6 (12) | C7B—N2B—H1NB | 116.8 (13) |
| C7A—N2A—H2NA | 119.9 (13) | C7B—N2B—H2NB | 114.9 (12) |
| H1NA—N2A—H2NA | 117.3 (18) | H1NB—N2B—H2NB | 115.9 (17) |
| C8A—N3A—C1A | 129.30 (11) | C8B—N3B—C1B | 127.77 (12) |
| C8A—N3A—H3NA | 115.5 (12) | C8B—N3B—H3NB | 117.8 (12) |
| C1A—N3A—H3NA | 115.1 (12) | C1B—N3B—H3NB | 113.0 (12) |
| C2A—C1A—N3A | 121.95 (11) | C2B—C1B—N3B | 121.21 (12) |
| C2A—C1A—C6A | 119.31 (12) | C2B—C1B—C6B | 119.76 (12) |
| N3A—C1A—C6A | 118.72 (11) | N3B—C1B—C6B | 119.01 (12) |
| C3A—C2A—C1A | 120.31 (12) | C3B—C2B—C1B | 120.43 (13) |
| C3A—C2A—H2AA | 119.8 | C3B—C2B—H2BA | 119.8 |
| C1A—C2A—H2AA | 119.8 | C1B—C2B—H2BA | 119.8 |
| C4A—C3A—C2A | 120.99 (12) | C4B—C3B—C2B | 120.26 (13) |
| C4A—C3A—H3AA | 119.5 | C4B—C3B—H3BA | 119.9 |
| C2A—C3A—H3AA | 119.5 | C2B—C3B—H3BA | 119.9 |
| C3A—C4A—C5A | 119.06 (12) | C5B—C4B—C3B | 119.55 (13) |
| C3A—C4A—H4AA | 120.5 | C5B—C4B—H4BA | 120.2 |
| C5A—C4A—H4AA | 120.5 | C3B—C4B—H4BA | 120.2 |
| C4A—C5A—C6A | 121.70 (12) | C4B—C5B—C6B | 121.71 (13) |
| C4A—C5A—H5AA | 119.1 | C4B—C5B—H5BA | 119.1 |
| C6A—C5A—H5AA | 119.1 | C6B—C5B—H5BA | 119.1 |
| C5A—C6A—C1A | 118.61 (11) | C5B—C6B—C1B | 118.27 (12) |
| C5A—C6A—C7A | 117.69 (11) | C5B—C6B—C7B | 118.22 (12) |
| C1A—C6A—C7A | 123.68 (11) | C1B—C6B—C7B | 123.51 (12) |
| N1A—C7A—N2A | 122.40 (12) | N1B—C7B—N2B | 124.22 (12) |
| N1A—C7A—C6A | 119.40 (11) | N1B—C7B—C6B | 117.67 (11) |
| N2A—C7A—C6A | 118.14 (12) | N2B—C7B—C6B | 118.01 (11) |
| O2A—C8A—N3A | 123.82 (12) | O2B—C8B—N3B | 124.54 (13) |
| O2A—C8A—C9A | 121.50 (11) | O2B—C8B—C9B | 121.64 (13) |
| N3A—C8A—C9A | 114.68 (11) | N3B—C8B—C9B | 113.82 (12) |
| C8A—C9A—H9AA | 109.5 | C8B—C9B—H9BA | 109.5 |
| C8A—C9A—H9AB | 109.5 | C8B—C9B—H9BB | 109.5 |
| H9AA—C9A—H9AB | 109.5 | H9BA—C9B—H9BB | 109.5 |
| C8A—C9A—H9AC | 109.5 | C8B—C9B—H9BC | 109.5 |
| H9AA—C9A—H9AC | 109.5 | H9BA—C9B—H9BC | 109.5 |
| H9AB—C9A—H9AC | 109.5 | H9BB—C9B—H9BC | 109.5 |
| C8A—N3A—C1A—C2A | 5.0 (2) | C8B—N3B—C1B—C2B | −31.7 (2) |
| C8A—N3A—C1A—C6A | −176.47 (12) | C8B—N3B—C1B—C6B | 149.88 (14) |
| N3A—C1A—C2A—C3A | 178.69 (12) | N3B—C1B—C2B—C3B | −179.89 (13) |
| C6A—C1A—C2A—C3A | 0.20 (19) | C6B—C1B—C2B—C3B | −1.5 (2) |
| C1A—C2A—C3A—C4A | 0.7 (2) | C1B—C2B—C3B—C4B | 1.5 (2) |
| C2A—C3A—C4A—C5A | −1.0 (2) | C2B—C3B—C4B—C5B | −0.4 (2) |
| C3A—C4A—C5A—C6A | 0.4 (2) | C3B—C4B—C5B—C6B | −0.7 (2) |
| C4A—C5A—C6A—C1A | 0.45 (19) | C4B—C5B—C6B—C1B | 0.7 (2) |
| C4A—C5A—C6A—C7A | −177.74 (12) | C4B—C5B—C6B—C7B | −178.83 (12) |
| C2A—C1A—C6A—C5A | −0.76 (18) | C2B—C1B—C6B—C5B | 0.42 (19) |
| N3A—C1A—C6A—C5A | −179.30 (12) | N3B—C1B—C6B—C5B | 178.85 (12) |
| C2A—C1A—C6A—C7A | 177.32 (12) | C2B—C1B—C6B—C7B | 179.89 (12) |
| N3A—C1A—C6A—C7A | −1.22 (18) | N3B—C1B—C6B—C7B | −1.69 (19) |
| O1A—N1A—C7A—N2A | 2.73 (17) | O1B—N1B—C7B—N2B | 3.63 (17) |
| O1A—N1A—C7A—C6A | 179.87 (10) | O1B—N1B—C7B—C6B | 179.80 (10) |
| C5A—C6A—C7A—N1A | −150.83 (12) | C5B—C6B—C7B—N1B | −152.96 (12) |
| C1A—C6A—C7A—N1A | 31.08 (18) | C1B—C6B—C7B—N1B | 27.57 (18) |
| C5A—C6A—C7A—N2A | 26.43 (17) | C5B—C6B—C7B—N2B | 23.45 (18) |
| C1A—C6A—C7A—N2A | −151.66 (13) | C1B—C6B—C7B—N2B | −156.02 (12) |
| C1A—N3A—C8A—O2A | −2.2 (2) | C1B—N3B—C8B—O2B | 4.6 (2) |
| C1A—N3A—C8A—C9A | 177.71 (13) | C1B—N3B—C8B—C9B | −174.30 (13) |
| H··· | ||||
| N3 | 0.883 (19) | 2.048 (19) | 2.7463 (18) | 135.2 (15) |
| N3 | 0.86 (2) | 1.963 (19) | 2.6798 (17) | 139.7 (17) |
| N2 | 0.88 (2) | 2.10 (2) | 2.9725 (17) | 173.0 (17) |
| N2 | 0.87 (3) | 2.53 (2) | 3.3004 (17) | 149.0 (17) |
| N2 | 0.87 (3) | 2.54 (2) | 3.2522 (18) | 139.6 (17) |
| N2 | 0.903 (19) | 2.12 (2) | 2.8900 (17) | 142.1 (16) |
| O1 | 0.933 (19) | 1.844 (19) | 2.7733 (15) | 173.9 (18) |
| O1 | 0.951 (18) | 1.809 (18) | 2.7597 (15) | 177.0 (17) |
| C2 | 0.95 | 2.22 | 2.8556 (17) | 123 |
| C5 | 0.95 | 2.55 | 3.2773 (17) | 133 |
| C9 | 0.98 | 2.56 | 3.499 (2) | 160 |
| C4 | 0.95 | 2.95 | 3.7524 (16) | 143 |
| C3 | 0.95 | 2.88 | 3.6645 (17) | 141 |
Hydrogen-bond geometry (Å, °)
Cg1 and Cg2 are the centroids of the C1A–C6A and C1B–C6B benzene rings, respectively.
|
|
| H⋯ |
|
|
|---|---|---|---|---|
| N3 | 0.883 (19) | 2.048 (19) | 2.7463 (18) | 135.2 (15) |
| N3 | 0.86 (2) | 1.963 (19) | 2.6798 (17) | 139.7 (17) |
| N2 | 0.88 (2) | 2.10 (2) | 2.9725 (17) | 173.0 (17) |
| N2 | 0.87 (3) | 2.53 (2) | 3.3004 (17) | 149.0 (17) |
| N2 | 0.87 (3) | 2.54 (2) | 3.2522 (18) | 139.6 (17) |
| N2 | 0.903 (19) | 2.12 (2) | 2.8900 (17) | 142.1 (16) |
| O1 | 0.933 (19) | 1.844 (19) | 2.7733 (15) | 173.9 (18) |
| O1 | 0.951 (18) | 1.809 (18) | 2.7597 (15) | 177.0 (17) |
| C2 | 0.95 | 2.22 | 2.8556 (17) | 123 |
| C5 | 0.95 | 2.55 | 3.2773 (17) | 133 |
| C9 | 0.98 | 2.56 | 3.499 (2) | 160 |
| C4 | 0.95 | 2.95 | 3.7524 (16) | 143 |
| C3 | 0.95 | 2.88 | 3.6645 (17) | 141 |
Symmetry codes: (i) ; (ii) ; (iii) ; (iv) ; (v) ; (vi) ; (vii) .