organic compounds
(Z)-1-(2-Chlorophenyl)-3-methyl-4-[2-(4-nitrophenyl)hydrazin-1-ylidene]-1H-pyrazol-5(4H)-one
aInstituto de Ciencias Químicas, Universidad Austral de Chile, Avenida Los Robles s/n, Campus Isla Teja, Casilla 567, Valdivia, Chile, bDepartamento de Ciencias Físicas, Universidad Andres Bello, Avenida República 220, Santiago de Chile, Chile, and cLaboratorio de Cristalografía, Departamento de Física, Facultad de Ciencias Físicas y Matemáticas, Universidad de Chile, Avenida Blanco Encalada 2008, Santiago de Chile, Chile
*Correspondence e-mail: lalvarez@unab.cl
There are two independent molecules, A and B, in the of the title compound, C16H12ClN5O3. The relative orientations of the chlorophenyl ring with respect to the pyrazole ring in the two crystallographically independent molecules are different, and their corresponding dihedral angles are −53.3 (2) and 114.09 (18)° in molecules A and B, respectively. There are two strong intramolecular N—H⋯O hydrogen bonds, and two weak intramolecular C—H⋯O and C—H⋯Cl hydrogen bonds. The crystal packing is constructed by weak C—H⋯O and N—H⋯O interactions, and two π–π stacking interactions [centroid–centroid distances = 3.7894 (9) and 3.5719 (10) Å], forming a molecular ladder along the a axis.
Related literature
For synthesis and related literature, see: Abdel-Aziz et al. (2009); Bustos et al. (2006, 2007, 2009, 2012). For the biological activity of this class of compounds, see: Castagnolo et al. (2009); Chauhan et al. (1993); El-Hawash et al. (2006); Gunasekaran et al. (2011); Himly et al. (2003); Jolly et al. (1991); Kalluraya et al. (2007); Kawai et al. (1997); Moreau et al. (2008); Pasha et al. (2009); Radi et al. (2009); Singh (1991); Wu et al. (2002).
Experimental
Crystal data
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Data collection
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Refinement
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Data collection: SMART (Bruker, 2001); cell SAINT (Bruker, 2000); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: XP in SHELXTL-PC (Sheldrick, 2008); software used to prepare material for publication: PLATON (Spek, 2009) and Mercury (Macrae et al., 2008).
Supporting information
https://doi.org/10.1107/S1600536812029790/ds2200sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536812029790/ds2200Isup2.hkl
Supporting information file. DOI: https://doi.org/10.1107/S1600536812029790/ds2200Isup3.cml
In a 100 ml round-bottomed flask were added 2.34 g (8.38 mmole) of (E)-ethyl 2-(2-(4-nitrophenyl)hydrazinylidene)-3-oxobutanoate, 1.60 g (8.94 mmole) 2-(2-chlorophenyl)hydrazine hydrochloride, 5 ml of glacial acetic acid and 50 ml of ethanol. The reaction mixture was magnetically stirred and heated under reflux during 36 h. Then, after cooling at room temperature, the precipitate was filtrated by suction and dried in a vacuum oven at 45°C during 24 h. Yield 78% of crude product. Single crystals suitable for X-ray studies were obtained by recrystallization from tetrahydrofuran. Melting point: 182–183 °C.
All H atoms were found in difference Fourier maps. The H atoms attached to the N9 and N4 atoms were refined freely against the difraction data, but all other H atoms were placed in geometrically idealized positions and constrained to ride on their parent atoms, with aromatic C—H = 0.95 Å, methyl C—H = 0.98 Å and Uiso(H) = 1.2Ueq(aromatic C) or Uiso(H) = 1.5Ueq(methyl C).
In previous papers, we have informed preliminary results about the synthesis of a large library of pyrazoles by reaction of β-diketohydrazones with substituted arylhydrazines (Bustos et al., 2009) and three molecular structures of this type of compounds have been reported (Bustos et al., 2006, 2007, 2012). As a consequence of these studies we have found that α-hydrazo-β-ketoesters yield pyrazolones by reaction with substituted arylhydrazines. Now, we present the synthesis and the molecular structure of the title compound, prepared by reaction of (E)-ethyl 2-(2-(4-nitrophenyl)hydrazinylidene)-3-oxobutanoate with (2-chlorophenyl)hydrazine.
The title compound shown in Fig. 1, crystallizes with two independent molecules in the
where the chlorophenyl ring display a different orientation with respect to the pyrazole ring in molecules A and B. The corresponding dihedral angles between the chlorophenyl and pyrazole rings, in molecule A and molecule B are -53.3 (2)° and 114.09 (18)° respectively. In the crystal, two strong intramolecular hydrogen bonds (N4—H7···O1 and N9—H8···O4) are observed (Fig. 1, Table 1). As shown in Fig. 1 and Table 1, there are three additional weak intramolecular contacts that link molecules A and B (N9—H8···O2, C15—H15···Cl2 and C28—H28···O2). The atoms in the C1—C6 ring are slightly disordered due to thermal motion.The partial packing of (I), shows that the two molecules in the π–π stacking interactions, one with Cg···Cgi distance of 3.6112 (9) Å and the other with Cg···Cgiii distance of 3.7894 (9) Å, where Cg is the centroid of the C11–C16 ring. These interactions form a molecular ladder that runs parallel to the a axis (Fig. 3, Table 1). Finally the crystal packing is completed with three weak contacts: C4—H4···O5ii, N9—H8···O1i and C10—H10C···O6iv (Table 1). [Symmetry codes: (i) -x, -y + 1, -z + 1; (ii) x - 1, y + 1, z + 1; (iii) -x + 1, -y + 1, -z + 1; (iv) x, y, z + 1; (v) -x + 1, -y, -z + 1].
form inversion dimers via a pair of weak C32—H32···Cl2v bonds (Fig. 2, Table 1). There is another pair of weak C10—H10B···O3iii bonds that form a dimer involving molecule A. In addition, there are twoFor synthesis and related literature, see: Abdel-Aziz et al. (2009); Bustos et al. (2006, 2007, 2009, 2012). For biological activity, see: Castagnolo et al. (2009); Chauhan et al. (1993); El-Hawash et al. (2006); Gunasekaran et al. (2011); Himly et al. (2003); Jolly et al. (1991); Kalluraya et al. (2007); Kawai et al. (1997); Moreau et al. (2008); Pasha et al. (2009); Radi et al. (2009); Singh (1991); Wu et al. (2002).
Data collection: SMART (Bruker, 2001); cell
SAINT (Bruker, 2000); data reduction: SAINT (Bruker, 2000); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: XP in SHELXTL-PC (Sheldrick, 2008); software used to prepare material for publication: PLATON (Spek, 2009) and Mercury (Macrae et al., 2008).Fig. 1. View of the title compound with the atom numbering scheme. Displacement ellipsoids for non-H atoms are drawn at the 50% probability level. The strong intramolecular hydrogen bonds (N9—H8···O4 and N4—H7···O1) are depicted with dashed lines. The weak intramolecular contacts (N9—H8···O2, C15—H15···Cl2 and C28—H28···O2) are depicted with dotted lines. | |
Fig. 2. Part of the crystal packing showing the formation of an invertion-related dimer via C12—H32···Cl2v weak contacts (dashed lines). [Symmetry code: (v) -x + 1, -y, -z + 1]. | |
Fig. 3. Part of the crystal packing showing the formation of a dimer via C10—H10B···O3iii weak contacts (dashed lines). In addition, there are two π–π stacking interactions (Cg···Cgi and Cg···Cgiii) that form a molecular ladder along the a direction, where Cg is the centroid of the C11—C16 ring. [Symmetry codes: (i) -x, -y + 1, -z + 1; (iii) -x + 1, -y + 1, -z + 1]. |
C16H12ClN5O3 | Z = 4 |
Mr = 357.76 | F(000) = 736 |
Triclinic, P1 | Dx = 1.474 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 7.2715 (6) Å | Cell parameters from 999 reflections |
b = 14.7757 (12) Å | θ = 1.7–26.3° |
c = 15.7609 (12) Å | µ = 0.26 mm−1 |
α = 75.408 (1)° | T = 150 K |
β = 86.943 (1)° | Polyhedron, orange |
γ = 79.774 (1)° | 0.24 × 0.22 × 0.10 mm |
V = 1612.7 (2) Å3 |
Bruker D8 Discover diffractometer with SMART CCD area-detector | 4430 reflections with I > 2σ(I) |
Radiation source: fine-focus sealed tube | Rint = 0.024 |
Graphite monochromator | θmax = 26.3°, θmin = 1.7° |
φ and ω scans | h = −9→9 |
13022 measured reflections | k = −18→18 |
6469 independent reflections | l = −19→18 |
Refinement on F2 | Primary atom site location: structure-invariant direct methods |
Least-squares matrix: full | Secondary atom site location: difference Fourier map |
R[F2 > 2σ(F2)] = 0.039 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.097 | H atoms treated by a mixture of independent and constrained refinement |
S = 0.91 | w = 1/[σ2(Fo2) + (0.0531P)2] where P = (Fo2 + 2Fc2)/3 |
6469 reflections | (Δ/σ)max = 0.001 |
461 parameters | Δρmax = 0.44 e Å−3 |
0 restraints | Δρmin = −0.50 e Å−3 |
C16H12ClN5O3 | γ = 79.774 (1)° |
Mr = 357.76 | V = 1612.7 (2) Å3 |
Triclinic, P1 | Z = 4 |
a = 7.2715 (6) Å | Mo Kα radiation |
b = 14.7757 (12) Å | µ = 0.26 mm−1 |
c = 15.7609 (12) Å | T = 150 K |
α = 75.408 (1)° | 0.24 × 0.22 × 0.10 mm |
β = 86.943 (1)° |
Bruker D8 Discover diffractometer with SMART CCD area-detector | 4430 reflections with I > 2σ(I) |
13022 measured reflections | Rint = 0.024 |
6469 independent reflections |
R[F2 > 2σ(F2)] = 0.039 | 0 restraints |
wR(F2) = 0.097 | H atoms treated by a mixture of independent and constrained refinement |
S = 0.91 | Δρmax = 0.44 e Å−3 |
6469 reflections | Δρmin = −0.50 e Å−3 |
461 parameters |
Geometry. Bond distances, angles etc. have been calculated using the rounded fractional coordinates. All su's are estimated from the variances of the (full) variance-covariance matrix. The cell e.s.d.'s are taken into account in the estimation of distances, angles and torsion angles |
Refinement. Refinement on F2 for ALL reflections except those flagged by the user for potential systematic errors. Weighted R-factors wR and all goodnesses of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The observed criterion of F2 > σ(F2) is used only for calculating -R-factor-obs 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. |
x | y | z | Uiso*/Ueq | ||
Cl1 | −0.01333 (8) | 0.62030 (5) | 1.02576 (4) | 0.0783 (2) | |
O1 | 0.04690 (16) | 0.71458 (8) | 0.70638 (7) | 0.0356 (4) | |
O2 | 0.39096 (19) | 0.34058 (10) | 0.33864 (9) | 0.0506 (5) | |
O3 | 0.1869 (2) | 0.45770 (10) | 0.26804 (9) | 0.0556 (5) | |
N1 | 0.3064 (2) | 0.59306 (10) | 0.89571 (9) | 0.0348 (5) | |
N2 | 0.17363 (19) | 0.66873 (10) | 0.84708 (9) | 0.0325 (5) | |
N3 | 0.2942 (2) | 0.52887 (10) | 0.69715 (9) | 0.0337 (5) | |
N4 | 0.2057 (2) | 0.57477 (11) | 0.62260 (9) | 0.0325 (5) | |
N5 | 0.2826 (2) | 0.41611 (12) | 0.33324 (11) | 0.0427 (6) | |
C1 | 0.0966 (2) | 0.74606 (13) | 0.88317 (12) | 0.0360 (6) | |
C2 | 0.1016 (3) | 0.83741 (13) | 0.83373 (15) | 0.0472 (7) | |
C3 | 0.0258 (3) | 0.91360 (16) | 0.8665 (2) | 0.0746 (10) | |
C4 | −0.0534 (4) | 0.8998 (2) | 0.9486 (3) | 0.0919 (14) | |
C5 | −0.0606 (3) | 0.8097 (2) | 0.99852 (17) | 0.0776 (10) | |
C6 | 0.0128 (3) | 0.73186 (16) | 0.96534 (13) | 0.0509 (7) | |
C7 | 0.1476 (2) | 0.65996 (12) | 0.76493 (11) | 0.0303 (6) | |
C8 | 0.2673 (2) | 0.56924 (11) | 0.76232 (11) | 0.0303 (6) | |
C9 | 0.3580 (2) | 0.53480 (12) | 0.84638 (11) | 0.0334 (6) | |
C10 | 0.4958 (3) | 0.44607 (13) | 0.87643 (13) | 0.0461 (7) | |
C11 | 0.2284 (2) | 0.53490 (12) | 0.55094 (11) | 0.0304 (6) | |
C12 | 0.1493 (2) | 0.58808 (12) | 0.47130 (11) | 0.0345 (6) | |
C13 | 0.1677 (2) | 0.54937 (13) | 0.39973 (12) | 0.0364 (6) | |
C14 | 0.2656 (2) | 0.45854 (12) | 0.40817 (11) | 0.0337 (6) | |
C15 | 0.3460 (2) | 0.40554 (12) | 0.48640 (11) | 0.0347 (6) | |
C16 | 0.3273 (2) | 0.44349 (12) | 0.55815 (11) | 0.0328 (6) | |
Cl2 | 0.38569 (6) | 0.19954 (3) | 0.65477 (3) | 0.0401 (2) | |
O4 | 0.14560 (16) | 0.21654 (9) | 0.47521 (7) | 0.0372 (4) | |
O5 | 0.6349 (2) | 0.07315 (9) | −0.02481 (8) | 0.0530 (5) | |
O6 | 0.5293 (3) | 0.22216 (11) | −0.05986 (9) | 0.0832 (7) | |
N6 | 0.1295 (2) | 0.08970 (10) | 0.59660 (9) | 0.0339 (5) | |
N7 | 0.16950 (19) | −0.01115 (10) | 0.61679 (9) | 0.0338 (5) | |
N8 | 0.31059 (18) | 0.04899 (10) | 0.39600 (9) | 0.0291 (5) | |
N9 | 0.3055 (2) | 0.13105 (11) | 0.33806 (9) | 0.0293 (5) | |
N10 | 0.5588 (2) | 0.14595 (11) | −0.00578 (10) | 0.0417 (6) | |
C17 | 0.0555 (2) | 0.13690 (12) | 0.66200 (11) | 0.0338 (6) | |
C18 | 0.1585 (2) | 0.19249 (12) | 0.69232 (11) | 0.0332 (6) | |
C19 | 0.0843 (3) | 0.23988 (13) | 0.75496 (12) | 0.0417 (6) | |
C20 | −0.0926 (3) | 0.22971 (15) | 0.78852 (12) | 0.0495 (7) | |
C21 | −0.1929 (3) | 0.17270 (16) | 0.76076 (12) | 0.0503 (7) | |
C22 | −0.1210 (3) | 0.12697 (15) | 0.69684 (12) | 0.0443 (7) | |
C23 | 0.1699 (2) | 0.13106 (13) | 0.51121 (11) | 0.0310 (6) | |
C24 | 0.2456 (2) | 0.04932 (12) | 0.47505 (10) | 0.0284 (5) | |
C25 | 0.2384 (2) | −0.03413 (12) | 0.54576 (11) | 0.0303 (5) | |
C26 | 0.2990 (3) | −0.13494 (12) | 0.54268 (12) | 0.0379 (6) | |
C27 | 0.3760 (2) | 0.13371 (12) | 0.25320 (10) | 0.0263 (5) | |
C28 | 0.3623 (2) | 0.22144 (12) | 0.19267 (11) | 0.0306 (5) | |
C29 | 0.4246 (2) | 0.22550 (12) | 0.10800 (11) | 0.0324 (6) | |
C30 | 0.4999 (2) | 0.14203 (12) | 0.08492 (11) | 0.0306 (6) | |
C31 | 0.5177 (2) | 0.05511 (12) | 0.14479 (11) | 0.0316 (6) | |
C32 | 0.4578 (2) | 0.05063 (12) | 0.22955 (11) | 0.0302 (6) | |
H2 | 0.15770 | 0.84740 | 0.77700 | 0.0570* | |
H3 | 0.02820 | 0.97620 | 0.83220 | 0.0900* | |
H4 | −0.10380 | 0.95290 | 0.97120 | 0.1100* | |
H5 | −0.11540 | 0.80060 | 1.05550 | 0.0930* | |
H7 | 0.135 (2) | 0.6333 (13) | 0.6166 (11) | 0.040 (5)* | |
H10A | 0.53790 | 0.44200 | 0.93550 | 0.0690* | |
H10B | 0.60330 | 0.44670 | 0.83620 | 0.0690* | |
H10C | 0.43690 | 0.39110 | 0.87740 | 0.0690* | |
H12 | 0.08310 | 0.65070 | 0.46640 | 0.0410* | |
H13 | 0.11360 | 0.58480 | 0.34520 | 0.0440* | |
H15 | 0.41360 | 0.34340 | 0.49060 | 0.0420* | |
H16 | 0.38160 | 0.40760 | 0.61240 | 0.0390* | |
H8 | 0.252 (2) | 0.1836 (13) | 0.3497 (12) | 0.040 (5)* | |
H19 | 0.15420 | 0.27900 | 0.77470 | 0.0500* | |
H20 | −0.14490 | 0.26260 | 0.83110 | 0.0590* | |
H21 | −0.31260 | 0.16450 | 0.78560 | 0.0600* | |
H22 | −0.19250 | 0.08870 | 0.67670 | 0.0530* | |
H26A | 0.27280 | −0.17660 | 0.59930 | 0.0570* | |
H26B | 0.43350 | −0.14620 | 0.53010 | 0.0570* | |
H26C | 0.23080 | −0.14830 | 0.49650 | 0.0570* | |
H28 | 0.31030 | 0.27800 | 0.20970 | 0.0370* | |
H29 | 0.41610 | 0.28480 | 0.06590 | 0.0390* | |
H31 | 0.57090 | −0.00110 | 0.12750 | 0.0380* | |
H32 | 0.47180 | −0.00860 | 0.27180 | 0.0360* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cl1 | 0.0652 (4) | 0.1022 (5) | 0.0431 (3) | 0.0082 (3) | 0.0134 (3) | 0.0083 (3) |
O1 | 0.0404 (7) | 0.0362 (7) | 0.0283 (7) | −0.0009 (6) | −0.0055 (6) | −0.0072 (6) |
O2 | 0.0640 (10) | 0.0469 (9) | 0.0502 (9) | −0.0167 (7) | 0.0170 (7) | −0.0278 (7) |
O3 | 0.0732 (10) | 0.0675 (10) | 0.0328 (8) | −0.0217 (8) | −0.0005 (7) | −0.0177 (7) |
N1 | 0.0385 (9) | 0.0318 (8) | 0.0303 (8) | 0.0003 (7) | −0.0039 (7) | −0.0042 (7) |
N2 | 0.0385 (8) | 0.0304 (8) | 0.0274 (8) | 0.0003 (6) | −0.0035 (7) | −0.0087 (6) |
N3 | 0.0362 (8) | 0.0349 (8) | 0.0302 (8) | −0.0073 (7) | 0.0034 (7) | −0.0083 (7) |
N4 | 0.0374 (9) | 0.0304 (9) | 0.0294 (8) | −0.0020 (7) | 0.0016 (7) | −0.0101 (7) |
N5 | 0.0531 (11) | 0.0469 (10) | 0.0357 (10) | −0.0223 (9) | 0.0117 (8) | −0.0168 (8) |
C1 | 0.0342 (10) | 0.0395 (11) | 0.0364 (11) | 0.0042 (8) | −0.0118 (8) | −0.0180 (9) |
C2 | 0.0425 (12) | 0.0357 (11) | 0.0646 (14) | 0.0002 (9) | −0.0204 (10) | −0.0152 (10) |
C3 | 0.0645 (17) | 0.0444 (14) | 0.122 (2) | 0.0115 (12) | −0.0504 (17) | −0.0375 (16) |
C4 | 0.0711 (19) | 0.093 (2) | 0.129 (3) | 0.0405 (16) | −0.0581 (19) | −0.085 (2) |
C5 | 0.0541 (15) | 0.123 (2) | 0.0606 (16) | 0.0365 (16) | −0.0269 (12) | −0.0621 (18) |
C6 | 0.0436 (12) | 0.0706 (15) | 0.0355 (11) | 0.0138 (10) | −0.0139 (9) | −0.0212 (11) |
C7 | 0.0329 (10) | 0.0316 (10) | 0.0269 (9) | −0.0078 (8) | 0.0020 (8) | −0.0071 (8) |
C8 | 0.0337 (10) | 0.0292 (9) | 0.0286 (10) | −0.0057 (8) | 0.0036 (7) | −0.0087 (8) |
C9 | 0.0360 (10) | 0.0316 (10) | 0.0300 (10) | −0.0042 (8) | 0.0028 (8) | −0.0046 (8) |
C10 | 0.0519 (12) | 0.0399 (11) | 0.0392 (11) | 0.0053 (9) | −0.0015 (9) | −0.0055 (9) |
C11 | 0.0322 (10) | 0.0320 (10) | 0.0304 (10) | −0.0096 (8) | 0.0061 (7) | −0.0122 (8) |
C12 | 0.0350 (10) | 0.0322 (10) | 0.0359 (10) | −0.0047 (8) | 0.0009 (8) | −0.0084 (8) |
C13 | 0.0402 (11) | 0.0401 (11) | 0.0293 (10) | −0.0107 (9) | 0.0024 (8) | −0.0072 (8) |
C14 | 0.0390 (10) | 0.0369 (10) | 0.0307 (10) | −0.0154 (8) | 0.0086 (8) | −0.0143 (8) |
C15 | 0.0382 (10) | 0.0291 (10) | 0.0376 (11) | −0.0070 (8) | 0.0085 (8) | −0.0107 (8) |
C16 | 0.0364 (10) | 0.0314 (10) | 0.0303 (10) | −0.0061 (8) | 0.0026 (8) | −0.0072 (8) |
Cl2 | 0.0379 (3) | 0.0390 (3) | 0.0408 (3) | −0.0072 (2) | −0.0009 (2) | −0.0045 (2) |
O4 | 0.0464 (8) | 0.0364 (7) | 0.0264 (7) | −0.0047 (6) | 0.0047 (6) | −0.0062 (6) |
O5 | 0.0758 (10) | 0.0461 (8) | 0.0401 (8) | −0.0067 (7) | 0.0197 (7) | −0.0230 (7) |
O6 | 0.1420 (16) | 0.0506 (10) | 0.0322 (9) | 0.0191 (10) | 0.0312 (9) | 0.0043 (8) |
N6 | 0.0407 (9) | 0.0369 (9) | 0.0240 (8) | −0.0084 (7) | 0.0068 (7) | −0.0078 (7) |
N7 | 0.0346 (8) | 0.0387 (9) | 0.0279 (8) | −0.0092 (7) | 0.0018 (6) | −0.0063 (7) |
N8 | 0.0271 (8) | 0.0363 (8) | 0.0240 (8) | −0.0066 (6) | −0.0010 (6) | −0.0068 (7) |
N9 | 0.0341 (8) | 0.0292 (8) | 0.0238 (8) | −0.0014 (7) | 0.0032 (6) | −0.0084 (7) |
N10 | 0.0516 (10) | 0.0410 (10) | 0.0314 (9) | −0.0039 (8) | 0.0125 (8) | −0.0125 (8) |
C17 | 0.0376 (10) | 0.0413 (11) | 0.0204 (9) | −0.0029 (8) | 0.0022 (7) | −0.0067 (8) |
C18 | 0.0359 (10) | 0.0345 (10) | 0.0241 (9) | 0.0012 (8) | −0.0012 (8) | −0.0028 (8) |
C19 | 0.0504 (12) | 0.0427 (11) | 0.0298 (10) | 0.0011 (9) | −0.0070 (9) | −0.0099 (9) |
C20 | 0.0506 (13) | 0.0653 (14) | 0.0271 (11) | 0.0139 (11) | −0.0031 (9) | −0.0173 (10) |
C21 | 0.0360 (11) | 0.0856 (16) | 0.0260 (10) | −0.0011 (11) | 0.0032 (8) | −0.0151 (11) |
C22 | 0.0363 (11) | 0.0712 (14) | 0.0270 (10) | −0.0124 (10) | 0.0019 (8) | −0.0134 (10) |
C23 | 0.0306 (9) | 0.0399 (11) | 0.0225 (9) | −0.0065 (8) | 0.0011 (7) | −0.0078 (8) |
C24 | 0.0256 (9) | 0.0367 (10) | 0.0234 (9) | −0.0060 (7) | 0.0007 (7) | −0.0083 (8) |
C25 | 0.0267 (9) | 0.0401 (10) | 0.0253 (9) | −0.0106 (8) | −0.0007 (7) | −0.0067 (8) |
C26 | 0.0420 (11) | 0.0385 (11) | 0.0329 (10) | −0.0102 (9) | 0.0015 (8) | −0.0063 (9) |
C27 | 0.0256 (9) | 0.0338 (9) | 0.0213 (9) | −0.0044 (7) | 0.0009 (7) | −0.0107 (7) |
C28 | 0.0361 (10) | 0.0284 (9) | 0.0273 (9) | −0.0013 (8) | 0.0018 (8) | −0.0104 (8) |
C29 | 0.0388 (10) | 0.0298 (10) | 0.0259 (9) | −0.0026 (8) | 0.0034 (8) | −0.0050 (8) |
C30 | 0.0347 (10) | 0.0344 (10) | 0.0234 (9) | −0.0057 (8) | 0.0051 (7) | −0.0098 (8) |
C31 | 0.0362 (10) | 0.0293 (10) | 0.0312 (10) | −0.0043 (8) | 0.0060 (8) | −0.0133 (8) |
C32 | 0.0344 (10) | 0.0265 (9) | 0.0286 (10) | −0.0044 (7) | 0.0020 (7) | −0.0057 (8) |
Cl1—C6 | 1.721 (2) | C14—C15 | 1.380 (2) |
Cl2—C18 | 1.7367 (16) | C15—C16 | 1.374 (2) |
O1—C7 | 1.235 (2) | C2—H2 | 0.9500 |
O2—N5 | 1.233 (2) | C3—H3 | 0.9500 |
O3—N5 | 1.235 (2) | C4—H4 | 0.9500 |
O4—C23 | 1.232 (2) | C5—H5 | 0.9500 |
O5—N10 | 1.219 (2) | C10—H10A | 0.9800 |
O6—N10 | 1.221 (2) | C10—H10B | 0.9800 |
N1—C9 | 1.295 (2) | C10—H10C | 0.9800 |
N1—N2 | 1.426 (2) | C12—H12 | 0.9500 |
N2—C1 | 1.417 (2) | C13—H13 | 0.9500 |
N2—C7 | 1.360 (2) | C15—H15 | 0.9500 |
N3—C8 | 1.302 (2) | C16—H16 | 0.9500 |
N3—N4 | 1.334 (2) | C17—C22 | 1.386 (3) |
N4—C11 | 1.390 (2) | C17—C18 | 1.385 (2) |
N5—C14 | 1.461 (2) | C18—C19 | 1.383 (3) |
N4—H7 | 0.910 (19) | C19—C20 | 1.383 (3) |
N6—C23 | 1.371 (2) | C20—C21 | 1.368 (3) |
N6—N7 | 1.423 (2) | C21—C22 | 1.381 (3) |
N6—C17 | 1.417 (2) | C23—C24 | 1.471 (3) |
N7—C25 | 1.300 (2) | C24—C25 | 1.446 (2) |
N8—N9 | 1.317 (2) | C25—C26 | 1.489 (3) |
N8—C24 | 1.310 (2) | C27—C32 | 1.396 (2) |
N9—C27 | 1.400 (2) | C27—C28 | 1.393 (2) |
N10—C30 | 1.460 (2) | C28—C29 | 1.376 (2) |
N9—H8 | 0.863 (19) | C29—C30 | 1.385 (3) |
C1—C6 | 1.385 (3) | C30—C31 | 1.378 (2) |
C1—C2 | 1.384 (3) | C31—C32 | 1.372 (2) |
C2—C3 | 1.371 (3) | C19—H19 | 0.9500 |
C3—C4 | 1.370 (5) | C20—H20 | 0.9500 |
C4—C5 | 1.374 (5) | C21—H21 | 0.9500 |
C5—C6 | 1.392 (4) | C22—H22 | 0.9500 |
C7—C8 | 1.472 (2) | C26—H26A | 0.9800 |
C8—C9 | 1.443 (2) | C26—H26B | 0.9800 |
C9—C10 | 1.490 (3) | C26—H26C | 0.9800 |
C11—C16 | 1.393 (2) | C28—H28 | 0.9500 |
C11—C12 | 1.394 (2) | C29—H29 | 0.9500 |
C12—C13 | 1.378 (3) | C31—H31 | 0.9500 |
C13—C14 | 1.381 (3) | C32—H32 | 0.9500 |
Cl1···N1 | 3.0568 (16) | C12···C14iii | 3.557 (2) |
Cl1···N2 | 3.0352 (15) | C13···C12iii | 3.557 (2) |
Cl2···O4 | 3.3366 (12) | C13···C11iii | 3.316 (2) |
Cl2···N6 | 2.9917 (16) | C14···C12iii | 3.557 (2) |
Cl2···C15 | 3.4770 (18) | C15···O4 | 3.417 (2) |
Cl2···C16 | 3.5002 (19) | C15···Cl2 | 3.4770 (18) |
Cl2···C21i | 3.481 (2) | C15···C11iv | 3.348 (2) |
Cl2···C22i | 3.604 (2) | C15···C16iv | 3.468 (2) |
Cl2···C23 | 3.2713 (18) | C16···C16iv | 3.451 (2) |
Cl2···H15 | 2.9300 | C16···Cl2 | 3.5002 (19) |
Cl2···H16 | 2.9700 | C16···C15iv | 3.468 (2) |
Cl2···H21i | 2.9800 | C18···O4 | 3.355 (2) |
Cl2···H32ii | 2.8000 | C20···C5xiv | 3.468 (3) |
O1···C2 | 3.108 (2) | C21···Cl2xvi | 3.481 (2) |
O1···O3iii | 3.2371 (19) | C22···Cl2xvi | 3.604 (2) |
O1···N3 | 3.0341 (19) | C23···C26xii | 3.545 (3) |
O1···N4 | 2.777 (2) | C23···Cl2 | 3.2713 (18) |
O1···C28iii | 3.396 (2) | C25···N8ii | 3.407 (2) |
O1···O4iii | 3.1049 (16) | C26···C23xii | 3.545 (3) |
O1···N9iii | 3.094 (2) | C28···O1iii | 3.396 (2) |
O2···N9 | 3.266 (2) | C28···C1iii | 3.516 (2) |
O2···C8iv | 3.189 (2) | C28···O2 | 3.265 (2) |
O2···C28 | 3.265 (2) | C29···C1iv | 3.594 (2) |
O2···O4 | 3.1526 (18) | C29···C2iv | 3.514 (3) |
O2···N3iv | 3.188 (2) | C29···C6iii | 3.341 (3) |
O3···C10iv | 3.392 (3) | C29···C5iii | 3.391 (3) |
O3···O1iii | 3.2371 (19) | C30···C3iv | 3.481 (3) |
O3···C7iii | 3.362 (2) | C30···C2iv | 3.322 (3) |
O4···C15 | 3.417 (2) | C30···C5iii | 3.407 (3) |
O4···O1iii | 3.1049 (16) | C30···C4iii | 3.502 (3) |
O4···Cl2 | 3.3366 (12) | C31···O5v | 3.343 (2) |
O4···N8 | 3.077 (2) | C31···C3iv | 3.421 (3) |
O4···O2 | 3.1526 (18) | C31···C2iv | 3.497 (3) |
O4···C18 | 3.355 (2) | C5···H20xiv | 3.0000 |
O4···N9 | 2.8647 (19) | C7···H7 | 2.476 (17) |
O5···C31v | 3.343 (2) | C7···H2 | 2.8400 |
O5···C4vi | 3.202 (3) | C19···H13iii | 2.8500 |
O5···O5v | 3.102 (2) | C19···H5xiv | 2.9100 |
O6···C10vii | 3.175 (3) | C20···H13iii | 2.9900 |
O1···H7 | 2.084 (18) | C20···H5xiv | 2.8500 |
O1···H28iii | 2.8500 | C21···H3xi | 3.0300 |
O1···H26Aviii | 2.7200 | C22···H3xi | 2.7700 |
O1···H8iii | 2.478 (17) | C23···H8 | 2.539 (18) |
O1···H2 | 2.7400 | C23···H26Cxii | 2.8900 |
O2···H15 | 2.4200 | C23···H26Bii | 2.9600 |
O2···H8 | 2.654 (18) | C24···H26Bii | 2.9300 |
O2···H28 | 2.5700 | H2···O1 | 2.7400 |
O3···H10Biv | 2.5200 | H2···N7viii | 2.8500 |
O3···H13 | 2.4500 | H2···C7 | 2.8400 |
O4···H12iii | 2.6500 | H3···C21viii | 3.0300 |
O4···H8 | 2.222 (18) | H3···C22viii | 2.7700 |
O4···H7iii | 2.876 (17) | H4···O5xiii | 2.3700 |
O5···H4vi | 2.3700 | H4···H4xvii | 2.5600 |
O5···H31 | 2.4300 | H5···C19xiv | 2.9100 |
O5···H31v | 2.7700 | H5···C20xiv | 2.8500 |
O6···H10Cvii | 2.4300 | H5···H20xiv | 2.5600 |
O6···H20ix | 2.9100 | H7···O1 | 2.084 (18) |
O6···H21ix | 2.8900 | H7···O4iii | 2.876 (17) |
O6···H29 | 2.4400 | H7···C7 | 2.476 (17) |
N1···Cl1 | 3.0568 (16) | H7···H12 | 2.3600 |
N2···Cl1 | 3.0352 (15) | H8···O4 | 2.222 (18) |
N3···O2iv | 3.188 (2) | H8···O1iii | 2.478 (17) |
N3···O1 | 3.0341 (19) | H8···C23 | 2.539 (18) |
N4···O1 | 2.777 (2) | H8···H28 | 2.3600 |
N6···Cl2 | 2.9917 (16) | H8···O2 | 2.654 (18) |
N8···C25ii | 3.407 (2) | H10A···N1x | 2.8400 |
N8···O4 | 3.077 (2) | H10B···O3iv | 2.5200 |
N9···O1iii | 3.094 (2) | H10C···O6xv | 2.4300 |
N9···O2 | 3.266 (2) | H12···H7 | 2.3600 |
N9···O4 | 2.8647 (19) | H12···O4iii | 2.6500 |
N1···H10Ax | 2.8400 | H13···O3 | 2.4500 |
N3···H16 | 2.4700 | H13···C19iii | 2.8500 |
N7···H2xi | 2.8500 | H13···C20iii | 2.9900 |
N8···H22xii | 2.8400 | H15···Cl2 | 2.9300 |
N8···H32 | 2.4800 | H15···O2 | 2.4200 |
C1···C28iii | 3.516 (2) | H16···Cl2 | 2.9700 |
C1···C29iv | 3.594 (2) | H16···N3 | 2.4700 |
C2···O1 | 3.108 (2) | H20···O6xviii | 2.9100 |
C2···C29iv | 3.514 (3) | H20···C5xiv | 3.0000 |
C2···C30iv | 3.322 (3) | H20···H5xiv | 2.5600 |
C2···C31iv | 3.497 (3) | H21···Cl2xvi | 2.9800 |
C3···C31iv | 3.421 (3) | H21···O6xviii | 2.8900 |
C3···C30iv | 3.481 (3) | H22···N8xii | 2.8400 |
C4···O5xiii | 3.202 (3) | H22···H32xii | 2.5300 |
C4···C30iii | 3.502 (3) | H26A···O1xi | 2.7200 |
C5···C29iii | 3.391 (3) | H26B···C23ii | 2.9600 |
C5···C20xiv | 3.468 (3) | H26B···C24ii | 2.9300 |
C5···C30iii | 3.407 (3) | H26C···C23xii | 2.8900 |
C6···C29iii | 3.341 (3) | H28···O2 | 2.5700 |
C7···O3iii | 3.362 (2) | H28···H8 | 2.3600 |
C8···O2iv | 3.189 (2) | H28···O1iii | 2.8500 |
C10···O6xv | 3.175 (3) | H29···O6 | 2.4400 |
C10···O3iv | 3.392 (3) | H31···O5 | 2.4300 |
C11···C15iv | 3.348 (2) | H31···O5v | 2.7700 |
C11···C13iii | 3.316 (2) | H32···N8 | 2.4800 |
C12···C13iii | 3.557 (2) | H32···Cl2ii | 2.8000 |
C12···C12iii | 3.594 (2) | H32···H22xii | 2.5300 |
N2—N1—C9 | 106.83 (13) | H10A—C10—H10B | 109.00 |
N1—N2—C1 | 119.93 (13) | H10A—C10—H10C | 109.00 |
N1—N2—C7 | 112.75 (14) | C9—C10—H10A | 110.00 |
C1—N2—C7 | 127.10 (15) | C11—C12—H12 | 120.00 |
N4—N3—C8 | 117.15 (15) | C13—C12—H12 | 120.00 |
N3—N4—C11 | 119.70 (15) | C14—C13—H13 | 120.00 |
O2—N5—O3 | 123.58 (17) | C12—C13—H13 | 120.00 |
O2—N5—C14 | 118.30 (15) | C14—C15—H15 | 120.00 |
O3—N5—C14 | 118.12 (16) | C16—C15—H15 | 120.00 |
C11—N4—H7 | 118.9 (11) | C11—C16—H16 | 120.00 |
N3—N4—H7 | 121.4 (11) | C15—C16—H16 | 120.00 |
C17—N6—C23 | 126.83 (15) | C18—C17—C22 | 119.34 (16) |
N7—N6—C23 | 112.99 (14) | N6—C17—C22 | 119.98 (16) |
N7—N6—C17 | 120.19 (13) | N6—C17—C18 | 120.68 (14) |
N6—N7—C25 | 106.64 (13) | Cl2—C18—C17 | 120.02 (13) |
N9—N8—C24 | 118.23 (15) | Cl2—C18—C19 | 119.47 (14) |
N8—N9—C27 | 119.93 (15) | C17—C18—C19 | 120.47 (16) |
O5—N10—O6 | 122.44 (16) | C18—C19—C20 | 119.38 (18) |
O5—N10—C30 | 118.93 (15) | C19—C20—C21 | 120.46 (19) |
O6—N10—C30 | 118.63 (16) | C20—C21—C22 | 120.3 (2) |
N8—N9—H8 | 121.6 (12) | C17—C22—C21 | 120.0 (2) |
C27—N9—H8 | 118.3 (12) | O4—C23—N6 | 127.09 (17) |
C2—C1—C6 | 119.81 (19) | O4—C23—C24 | 129.70 (15) |
N2—C1—C2 | 118.81 (16) | N6—C23—C24 | 103.21 (15) |
N2—C1—C6 | 121.35 (18) | N8—C24—C23 | 128.65 (16) |
C1—C2—C3 | 120.1 (2) | C23—C24—C25 | 106.06 (14) |
C2—C3—C4 | 120.3 (3) | N8—C24—C25 | 125.28 (16) |
C3—C4—C5 | 120.5 (3) | N7—C25—C26 | 121.74 (16) |
C4—C5—C6 | 119.7 (3) | C24—C25—C26 | 127.17 (15) |
C1—C6—C5 | 119.6 (2) | N7—C25—C24 | 111.09 (15) |
Cl1—C6—C5 | 118.78 (17) | C28—C27—C32 | 120.65 (15) |
Cl1—C6—C1 | 121.59 (17) | N9—C27—C28 | 118.40 (16) |
O1—C7—C8 | 128.04 (16) | N9—C27—C32 | 120.95 (15) |
O1—C7—N2 | 128.49 (16) | C27—C28—C29 | 119.44 (16) |
N2—C7—C8 | 103.47 (14) | C28—C29—C30 | 119.11 (16) |
C7—C8—C9 | 105.96 (14) | N10—C30—C31 | 119.01 (16) |
N3—C8—C7 | 127.95 (15) | N10—C30—C29 | 119.11 (15) |
N3—C8—C9 | 126.04 (15) | C29—C30—C31 | 121.87 (16) |
N1—C9—C10 | 121.84 (15) | C30—C31—C32 | 119.33 (16) |
C8—C9—C10 | 127.23 (16) | C27—C32—C31 | 119.53 (16) |
N1—C9—C8 | 110.92 (15) | C18—C19—H19 | 120.00 |
N4—C11—C16 | 120.98 (15) | C20—C19—H19 | 120.00 |
C12—C11—C16 | 120.35 (16) | C19—C20—H20 | 120.00 |
N4—C11—C12 | 118.67 (16) | C21—C20—H20 | 120.00 |
C11—C12—C13 | 119.63 (16) | C20—C21—H21 | 120.00 |
C12—C13—C14 | 119.22 (16) | C22—C21—H21 | 120.00 |
N5—C14—C15 | 118.64 (16) | C17—C22—H22 | 120.00 |
C13—C14—C15 | 121.69 (16) | C21—C22—H22 | 120.00 |
N5—C14—C13 | 119.66 (15) | C25—C26—H26A | 109.00 |
C14—C15—C16 | 119.39 (16) | C25—C26—H26B | 109.00 |
C11—C16—C15 | 119.71 (16) | C25—C26—H26C | 109.00 |
C1—C2—H2 | 120.00 | H26A—C26—H26B | 109.00 |
C3—C2—H2 | 120.00 | H26A—C26—H26C | 110.00 |
C4—C3—H3 | 120.00 | H26B—C26—H26C | 109.00 |
C2—C3—H3 | 120.00 | C27—C28—H28 | 120.00 |
C5—C4—H4 | 120.00 | C29—C28—H28 | 120.00 |
C3—C4—H4 | 120.00 | C28—C29—H29 | 120.00 |
C4—C5—H5 | 120.00 | C30—C29—H29 | 120.00 |
C6—C5—H5 | 120.00 | C30—C31—H31 | 120.00 |
C9—C10—H10C | 109.00 | C32—C31—H31 | 120.00 |
C9—C10—H10B | 109.00 | C27—C32—H32 | 120.00 |
H10B—C10—H10C | 110.00 | C31—C32—H32 | 120.00 |
C9—N1—N2—C1 | −177.60 (14) | C3—C4—C5—C6 | −0.1 (4) |
C9—N1—N2—C7 | −2.68 (18) | C4—C5—C6—Cl1 | −175.3 (2) |
N2—N1—C9—C10 | −179.42 (15) | C4—C5—C6—C1 | 1.6 (3) |
N2—N1—C9—C8 | 1.49 (18) | N2—C7—C8—C9 | −1.58 (16) |
C7—N2—C1—C2 | −45.7 (2) | N2—C7—C8—N3 | −178.96 (16) |
N1—N2—C1—C6 | −53.3 (2) | O1—C7—C8—N3 | 1.4 (3) |
C7—N2—C1—C6 | 132.57 (19) | O1—C7—C8—C9 | 178.79 (16) |
C1—N2—C7—C8 | 177.05 (15) | N3—C8—C9—N1 | 177.47 (16) |
N1—N2—C7—O1 | −177.80 (16) | N3—C8—C9—C10 | −1.6 (3) |
C1—N2—C7—O1 | −3.3 (3) | C7—C8—C9—C10 | −179.01 (16) |
N1—N2—C1—C2 | 128.42 (18) | C7—C8—C9—N1 | 0.03 (19) |
N1—N2—C7—C8 | 2.58 (17) | N4—C11—C12—C13 | −179.02 (15) |
C8—N3—N4—C11 | −179.70 (15) | N4—C11—C16—C15 | 179.38 (15) |
N4—N3—C8—C7 | 1.0 (2) | C12—C11—C16—C15 | −0.3 (2) |
N4—N3—C8—C9 | −175.90 (15) | C16—C11—C12—C13 | 0.7 (2) |
N3—N4—C11—C16 | 6.4 (2) | C11—C12—C13—C14 | −0.4 (2) |
N3—N4—C11—C12 | −173.89 (15) | C12—C13—C14—N5 | 178.73 (14) |
O2—N5—C14—C15 | −10.7 (2) | C12—C13—C14—C15 | −0.2 (2) |
O3—N5—C14—C13 | −10.0 (2) | C13—C14—C15—C16 | 0.5 (2) |
O2—N5—C14—C13 | 170.37 (15) | N5—C14—C15—C16 | −178.37 (14) |
O3—N5—C14—C15 | 168.98 (15) | C14—C15—C16—C11 | −0.3 (2) |
N7—N6—C17—C22 | −65.3 (2) | C22—C17—C18—Cl2 | 175.76 (14) |
C23—N6—C17—C18 | −66.0 (2) | N6—C17—C18—Cl2 | −3.7 (2) |
C23—N6—C17—C22 | 114.6 (2) | C22—C17—C18—C19 | −1.8 (3) |
C17—N6—C23—C24 | 178.77 (15) | N6—C17—C18—C19 | 178.76 (16) |
N7—N6—C17—C18 | 114.09 (18) | C18—C17—C22—C21 | 0.4 (3) |
N7—N6—C23—O4 | 178.25 (15) | N6—C17—C22—C21 | 179.79 (18) |
C17—N6—C23—O4 | −1.7 (3) | C17—C18—C19—C20 | 1.3 (3) |
N7—N6—C23—C24 | −1.28 (17) | Cl2—C18—C19—C20 | −176.25 (15) |
C23—N6—N7—C25 | 1.31 (18) | C18—C19—C20—C21 | 0.6 (3) |
C17—N6—N7—C25 | −178.74 (14) | C19—C20—C21—C22 | −2.1 (3) |
N6—N7—C25—C24 | −0.71 (17) | C20—C21—C22—C17 | 1.6 (3) |
N6—N7—C25—C26 | 179.30 (15) | O4—C23—C24—N8 | 2.4 (3) |
C24—N8—N9—C27 | 179.13 (14) | O4—C23—C24—C25 | −178.71 (16) |
N9—N8—C24—C25 | 179.09 (14) | N6—C23—C24—N8 | −178.13 (16) |
N9—N8—C24—C23 | −2.2 (2) | N6—C23—C24—C25 | 0.80 (16) |
N8—N9—C27—C28 | 177.73 (14) | N8—C24—C25—N7 | 178.93 (15) |
N8—N9—C27—C32 | −2.2 (2) | N8—C24—C25—C26 | −1.1 (3) |
O5—N10—C30—C31 | −5.4 (2) | C23—C24—C25—N7 | −0.05 (18) |
O5—N10—C30—C29 | 175.80 (15) | C23—C24—C25—C26 | 179.94 (16) |
O6—N10—C30—C29 | −4.4 (2) | N9—C27—C28—C29 | −177.71 (14) |
O6—N10—C30—C31 | 174.38 (17) | C32—C27—C28—C29 | 2.2 (2) |
N2—C1—C6—C5 | 179.79 (18) | N9—C27—C32—C31 | 176.99 (14) |
C2—C1—C6—Cl1 | 174.84 (16) | C28—C27—C32—C31 | −2.9 (2) |
C6—C1—C2—C3 | 0.8 (3) | C27—C28—C29—C30 | −0.1 (2) |
C2—C1—C6—C5 | −2.0 (3) | C28—C29—C30—N10 | 177.47 (14) |
N2—C1—C6—Cl1 | −3.4 (3) | C28—C29—C30—C31 | −1.3 (2) |
N2—C1—C2—C3 | 179.09 (19) | N10—C30—C31—C32 | −178.19 (14) |
C1—C2—C3—C4 | 0.7 (4) | C29—C30—C31—C32 | 0.6 (2) |
C2—C3—C4—C5 | −1.1 (4) | C30—C31—C32—C27 | 1.5 (2) |
Symmetry codes: (i) x+1, y, z; (ii) −x+1, −y, −z+1; (iii) −x, −y+1, −z+1; (iv) −x+1, −y+1, −z+1; (v) −x+1, −y, −z; (vi) x+1, y−1, z−1; (vii) x, y, z−1; (viii) x, y+1, z; (ix) x+1, y, z−1; (x) −x+1, −y+1, −z+2; (xi) x, y−1, z; (xii) −x, −y, −z+1; (xiii) x−1, y+1, z+1; (xiv) −x, −y+1, −z+2; (xv) x, y, z+1; (xvi) x−1, y, z; (xvii) −x, −y+2, −z+2; (xviii) x−1, y, z+1. |
D—H···A | D—H | H···A | D···A | D—H···A |
N4—H7···O1 | 0.910 (19) | 2.084 (18) | 2.777 (2) | 132.1 (14) |
N9—H8···O4 | 0.863 (19) | 2.222 (18) | 2.8647 (19) | 131.2 (16) |
C28—H28···O2 | 0.95 | 2.57 | 3.265 (2) | 130 |
C15—H15···Cl2 | 0.95 | 2.93 | 3.4770 (18) | 118 |
N9—H8···O2 | 0.86 (2) | 2.654 (18) | 3.266 (2) | 129.0 (13) |
N9—H8···O1iii | 0.863 (19) | 2.478 (17) | 3.094 (2) | 128.9 (14) |
C4—H4···O5xiii | 0.95 | 2.37 | 3.202 (3) | 146 |
C10—H10B···O3iv | 0.98 | 2.52 | 3.392 (3) | 148 |
C10—H10C···O6xv | 0.98 | 2.43 | 3.175 (3) | 133 |
C32—H32···Cl2ii | 0.95 | 2.80 | 3.6898 (18) | 157 |
Symmetry codes: (ii) −x+1, −y, −z+1; (iii) −x, −y+1, −z+1; (iv) −x+1, −y+1, −z+1; (xiii) x−1, y+1, z+1; (xv) x, y, z+1. |
Experimental details
Crystal data | |
Chemical formula | C16H12ClN5O3 |
Mr | 357.76 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 150 |
a, b, c (Å) | 7.2715 (6), 14.7757 (12), 15.7609 (12) |
α, β, γ (°) | 75.408 (1), 86.943 (1), 79.774 (1) |
V (Å3) | 1612.7 (2) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.26 |
Crystal size (mm) | 0.24 × 0.22 × 0.10 |
Data collection | |
Diffractometer | Bruker D8 Discover diffractometer with SMART CCD area-detector |
Absorption correction | – |
No. of measured, independent and observed [I > 2σ(I)] reflections | 13022, 6469, 4430 |
Rint | 0.024 |
(sin θ/λ)max (Å−1) | 0.624 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.039, 0.097, 0.91 |
No. of reflections | 6469 |
No. of parameters | 461 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.44, −0.50 |
Computer programs: SMART (Bruker, 2001), SAINT (Bruker, 2000), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), XP in SHELXTL-PC (Sheldrick, 2008), PLATON (Spek, 2009) and Mercury (Macrae et al., 2008).
D—H···A | D—H | H···A | D···A | D—H···A |
N4—H7···O1 | 0.910 (19) | 2.084 (18) | 2.777 (2) | 132.1 (14) |
N9—H8···O4 | 0.863 (19) | 2.222 (18) | 2.8647 (19) | 131.2 (16) |
C28—H28···O2 | 0.95 | 2.57 | 3.265 (2) | 130 |
C15—H15···Cl2 | 0.95 | 2.93 | 3.4770 (18) | 118 |
N9—H8···O2 | 0.86 (2) | 2.654 (18) | 3.266 (2) | 129.0 (13) |
N9—H8···O1i | 0.863 (19) | 2.478 (17) | 3.094 (2) | 128.9 (14) |
C4—H4···O5ii | 0.95 | 2.37 | 3.202 (3) | 146 |
C10—H10B···O3iii | 0.98 | 2.52 | 3.392 (3) | 148 |
C10—H10C···O6iv | 0.98 | 2.43 | 3.175 (3) | 133 |
C32—H32···Cl2v | 0.95 | 2.80 | 3.6898 (18) | 157 |
Symmetry codes: (i) −x, −y+1, −z+1; (ii) x−1, y+1, z+1; (iii) −x+1, −y+1, −z+1; (iv) x, y, z+1; (v) −x+1, −y, −z+1. |
Acknowledgements
The authors thank the Fondo Nacional de Desarrollo Científico y Tecnológico (FONDECYT; grant Nos. 11100446 and 1080269) and the Universidad Andrés Bello (grant No. DI-27-12-R) for financial assistance.
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This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited.
In previous papers, we have informed preliminary results about the synthesis of a large library of pyrazoles by reaction of β-diketohydrazones with substituted arylhydrazines (Bustos et al., 2009) and three molecular structures of this type of compounds have been reported (Bustos et al., 2006, 2007, 2012). As a consequence of these studies we have found that α-hydrazo-β-ketoesters yield pyrazolones by reaction with substituted arylhydrazines. Now, we present the synthesis and the molecular structure of the title compound, prepared by reaction of (E)-ethyl 2-(2-(4-nitrophenyl)hydrazinylidene)-3-oxobutanoate with (2-chlorophenyl)hydrazine.
The title compound shown in Fig. 1, crystallizes with two independent molecules in the asymmetric unit, where the chlorophenyl ring display a different orientation with respect to the pyrazole ring in molecules A and B. The corresponding dihedral angles between the chlorophenyl and pyrazole rings, in molecule A and molecule B are -53.3 (2)° and 114.09 (18)° respectively. In the crystal, two strong intramolecular hydrogen bonds (N4—H7···O1 and N9—H8···O4) are observed (Fig. 1, Table 1). As shown in Fig. 1 and Table 1, there are three additional weak intramolecular contacts that link molecules A and B (N9—H8···O2, C15—H15···Cl2 and C28—H28···O2). The atoms in the C1—C6 ring are slightly disordered due to thermal motion.
The partial packing of (I), shows that the two molecules in the asymmetric unit form inversion dimers via a pair of weak C32—H32···Cl2v bonds (Fig. 2, Table 1). There is another pair of weak C10—H10B···O3iii bonds that form a dimer involving molecule A. In addition, there are two π–π stacking interactions, one with Cg···Cgi distance of 3.6112 (9) Å and the other with Cg···Cgiii distance of 3.7894 (9) Å, where Cg is the centroid of the C11–C16 ring. These interactions form a molecular ladder that runs parallel to the a axis (Fig. 3, Table 1). Finally the crystal packing is completed with three weak contacts: C4—H4···O5ii, N9—H8···O1i and C10—H10C···O6iv (Table 1). [Symmetry codes: (i) -x, -y + 1, -z + 1; (ii) x - 1, y + 1, z + 1; (iii) -x + 1, -y + 1, -z + 1; (iv) x, y, z + 1; (v) -x + 1, -y, -z + 1].