organic compounds
3-(2-Benzamidophenyl)-4-(4-hydroxyphenyl)-5-methyl-4H-1,2,4-triazol-1-ium chloride
aInstitute of Chemical Sciences, University of Peshawar, Peshawar, Pakistan, bDepartment of Physics, University of Sargodha, Sargodha, Pakistan, and cDepartment of Chemistry, Government College University, Lahore, Pakistan
*Correspondence e-mail: dmntahir_uos@yahoo.com
In the molecule of the title compound, C22H19N4O2+·Cl−, the 1,2,4-triazole ring is oriented at dihedral angles of 75.57 (14), 53.23 (13) and 68.11 (13)° with respect to the benzamide, aniline and phenol atomatic rings, respectively. An intramolecular C—H⋯O hydrogen bond results in the formation of a non-planar ten-membered ring. In the intermolecular O—H⋯Cl and N—H⋯Cl hydrogen bonds link the molecules. There is a C—H⋯π contact between the methyl group and the phenyl ring, and a π–π contact between the hydroxyphenyl and phenyl rings [centroid–centroid distance = 4.687 (2) Å].
Related literature
For general background, see: Caira et al. (2004); Peeters et al. (1996). For related literature, see: Potts (1961).
Experimental
Crystal data
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Data collection: APEX2 (Bruker, 2007); cell APEX2; data reduction: SAINT (Bruker, 2007); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 for Windows (Farrugia, 1997) and PLATON (Spek, 2003); software used to prepare material for publication: WinGX (Farrugia, 1999) and PLATON.
Supporting information
10.1107/S160053680802148X/hk2490sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S160053680802148X/hk2490Isup2.hkl
For the preparation of the title compound, N-[2-(hydrazinylcarbonyl)phenyl]- benzamide (0.25 g, 0.98 mmol) and triethyl orthoacetate (1 ml) were refluxed for 2 h. The reaction mixture was cooled to room temperature and 4-aminophenol (0.11 g, 0.98 mmol) was added. Acetic acid (1 ml) was added to the mixture and the contents were refluxed for 1 h. Then, the reaction mixture was added to HCl (8 M) solution. It was crystallized by adding dioxane portion-wise. The crystals were separated by filtration and washed with dioxane (yield; 77%, m.p. 498 K).
H atoms, H2A (for OH), H1 and H3A (for NH), were located in difference syntheses and refined [O-H = 0.76 (4) Å, Uiso(H) = 0.0839 Å2 and N-H = 0.81 (3) and 0.97 (3) Å, Uiso(H) = 0.0628 and 0.0492 Å2]. The remaining H atoms were positioned geometrically, with C-H = 0.93 and 0.96 Å for aromatic and methyl H, respectively, and constrained to ride on their parent atoms with Uiso(H) = xUeq(C), where x = 1.5 for methyl H and x = 1.2 for aromatic H atoms.
Data collection: APEX2 (Bruker, 2007); cell
APEX2 (Bruker, 2007); data reduction: SAINT (Bruker, 2007); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 for Windows (Farrugia, 1997) and PLATON (Spek, 2003); software used to prepare material for publication: WinGX (Farrugia, 1999) and PLATON (Spek, 2003).Fig. 1. The molecular structure of the title molecule, with the atom-numbering scheme. Displacement ellipsoids are drawn at the 30% probability level. Hydrogen bond is shown as dotted line. | |
Fig. 2. A partial packing diagram of the title compound. Hydrogen bonds are shown as dashed lines. |
C22H19N4O2+·Cl− | F(000) = 848 |
Mr = 406.86 | Dx = 1.307 Mg m−3 |
Orthorhombic, Pca21 | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: P 2c -2ac | Cell parameters from 2009 reflections |
a = 17.1336 (15) Å | θ = 2.1–28.8° |
b = 9.8967 (9) Å | µ = 0.21 mm−1 |
c = 12.191 (1) Å | T = 296 K |
V = 2067.2 (3) Å3 | Prismatic, black |
Z = 4 | 0.25 × 0.20 × 0.18 mm |
Bruker Kappa APEXII CCD diffractometer | 2809 independent reflections |
Radiation source: fine-focus sealed tube | 2480 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.022 |
Detector resolution: 7.40 pixels mm-1 | θmax = 28.8°, θmin = 2.1° |
ω scans | h = −23→18 |
Absorption correction: multi-scan (SADABS; Bruker, 2005) | k = −13→10 |
Tmin = 0.950, Tmax = 0.960 | l = −16→12 |
13329 measured reflections |
Refinement on F2 | Secondary atom site location: difference Fourier map |
Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
R[F2 > 2σ(F2)] = 0.034 | H atoms treated by a mixture of independent and constrained refinement |
wR(F2) = 0.097 | w = 1/[σ2(Fo2) + (0.0606P)2 + 0.2556P] where P = (Fo2 + 2Fc2)/3 |
S = 1.02 | (Δ/σ)max = 0.001 |
2809 reflections | Δρmax = 0.20 e Å−3 |
272 parameters | Δρmin = −0.21 e Å−3 |
1 restraint | Absolute structure: Flack (1983) with no Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: 0.06 (7) |
C22H19N4O2+·Cl− | V = 2067.2 (3) Å3 |
Mr = 406.86 | Z = 4 |
Orthorhombic, Pca21 | Mo Kα radiation |
a = 17.1336 (15) Å | µ = 0.21 mm−1 |
b = 9.8967 (9) Å | T = 296 K |
c = 12.191 (1) Å | 0.25 × 0.20 × 0.18 mm |
Bruker Kappa APEXII CCD diffractometer | 2809 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2005) | 2480 reflections with I > 2σ(I) |
Tmin = 0.950, Tmax = 0.960 | Rint = 0.022 |
13329 measured reflections |
R[F2 > 2σ(F2)] = 0.034 | H atoms treated by a mixture of independent and constrained refinement |
wR(F2) = 0.097 | Δρmax = 0.20 e Å−3 |
S = 1.02 | Δρmin = −0.21 e Å−3 |
2809 reflections | Absolute structure: Flack (1983) with no Friedel pairs |
272 parameters | Absolute structure parameter: 0.06 (7) |
1 restraint |
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 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. |
x | y | z | Uiso*/Ueq | ||
Cl | 0.18901 (3) | 0.41678 (5) | 0.23611 (6) | 0.0441 (2) | |
O1 | 0.08185 (11) | 0.8416 (2) | 0.61956 (15) | 0.0523 (6) | |
O2 | 0.23156 (16) | 1.1272 (2) | 0.1626 (2) | 0.0698 (9) | |
N1 | −0.02194 (12) | 0.7017 (2) | 0.62595 (16) | 0.0396 (6) | |
N2 | 0.12701 (11) | 0.54036 (19) | 0.55257 (17) | 0.0394 (5) | |
N3 | 0.20680 (12) | 0.5419 (2) | 0.55843 (18) | 0.0410 (6) | |
N4 | 0.17842 (10) | 0.69261 (19) | 0.44104 (16) | 0.0345 (5) | |
C1 | 0.02424 (13) | 0.8077 (2) | 0.79409 (19) | 0.0364 (6) | |
C2 | −0.01415 (15) | 0.7183 (3) | 0.8629 (2) | 0.0451 (8) | |
C3 | −0.02023 (18) | 0.7468 (4) | 0.9741 (2) | 0.0583 (10) | |
C4 | 0.0117 (2) | 0.8628 (3) | 1.0166 (3) | 0.0640 (10) | |
C5 | 0.0506 (2) | 0.9501 (3) | 0.9485 (3) | 0.0648 (10) | |
C6 | 0.05751 (18) | 0.9231 (3) | 0.8372 (2) | 0.0513 (8) | |
C7 | 0.03122 (13) | 0.7860 (2) | 0.6732 (2) | 0.0364 (6) | |
C8 | −0.03057 (13) | 0.6865 (2) | 0.51128 (19) | 0.0357 (6) | |
C9 | −0.10597 (14) | 0.6966 (3) | 0.4680 (2) | 0.0477 (8) | |
C10 | −0.11851 (17) | 0.6838 (3) | 0.3569 (3) | 0.0580 (9) | |
C11 | −0.05706 (19) | 0.6642 (3) | 0.2866 (2) | 0.0590 (10) | |
C12 | 0.01801 (16) | 0.6538 (3) | 0.3276 (2) | 0.0476 (8) | |
C13 | 0.03172 (13) | 0.6628 (2) | 0.44022 (18) | 0.0352 (6) | |
C14 | 0.11081 (12) | 0.6336 (2) | 0.48077 (18) | 0.0340 (6) | |
C15 | 0.23791 (13) | 0.6310 (2) | 0.4926 (2) | 0.0391 (6) | |
C16 | 0.32228 (14) | 0.6578 (3) | 0.4792 (3) | 0.0637 (10) | |
C17 | 0.18724 (12) | 0.8055 (2) | 0.36715 (19) | 0.0348 (6) | |
C18 | 0.16505 (16) | 0.9329 (2) | 0.3999 (2) | 0.0441 (7) | |
C19 | 0.17852 (16) | 1.0418 (3) | 0.3320 (2) | 0.0497 (8) | |
C20 | 0.21503 (14) | 1.0236 (2) | 0.2313 (2) | 0.0456 (7) | |
C21 | 0.2375 (2) | 0.8955 (3) | 0.2002 (2) | 0.0612 (9) | |
C22 | 0.22377 (19) | 0.7867 (3) | 0.2674 (2) | 0.0575 (9) | |
H1 | −0.061 (2) | 0.684 (3) | 0.661 (3) | 0.0628* | |
H2 | −0.03578 | 0.63946 | 0.83474 | 0.0541* | |
H2A | 0.220 (2) | 1.195 (4) | 0.187 (4) | 0.0839* | |
H3 | −0.04612 | 0.68676 | 1.02018 | 0.0700* | |
H3A | 0.2334 (17) | 0.480 (3) | 0.608 (3) | 0.0492* | |
H4 | 0.00691 | 0.88200 | 1.09092 | 0.0768* | |
H5 | 0.07271 | 1.02826 | 0.97730 | 0.0778* | |
H6 | 0.08444 | 0.98261 | 0.79188 | 0.0616* | |
H9 | −0.14797 | 0.71205 | 0.51465 | 0.0573* | |
H10 | −0.16905 | 0.68850 | 0.32930 | 0.0696* | |
H11 | −0.06583 | 0.65794 | 0.21149 | 0.0710* | |
H12 | 0.05962 | 0.64081 | 0.27972 | 0.0571* | |
H16A | 0.33112 | 0.75352 | 0.47749 | 0.0956* | |
H16B | 0.35037 | 0.61882 | 0.53950 | 0.0956* | |
H16C | 0.34011 | 0.61830 | 0.41172 | 0.0956* | |
H18 | 0.14104 | 0.94552 | 0.46751 | 0.0529* | |
H19 | 0.16312 | 1.12783 | 0.35368 | 0.0596* | |
H21 | 0.26212 | 0.88257 | 0.13302 | 0.0734* | |
H22 | 0.23907 | 0.70060 | 0.24582 | 0.0689* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cl | 0.0360 (2) | 0.0416 (3) | 0.0547 (3) | −0.0066 (2) | 0.0002 (3) | 0.0095 (3) |
O1 | 0.0540 (10) | 0.0641 (11) | 0.0389 (9) | −0.0263 (9) | 0.0049 (8) | −0.0019 (9) |
O2 | 0.104 (2) | 0.0464 (10) | 0.0590 (13) | 0.0042 (12) | 0.0244 (13) | 0.0210 (11) |
N1 | 0.0295 (9) | 0.0549 (12) | 0.0343 (10) | −0.0086 (8) | 0.0027 (7) | −0.0004 (9) |
N2 | 0.0373 (9) | 0.0381 (9) | 0.0428 (10) | −0.0018 (8) | −0.0011 (8) | 0.0070 (9) |
N3 | 0.0360 (9) | 0.0375 (9) | 0.0494 (11) | 0.0008 (8) | −0.0005 (9) | 0.0105 (9) |
N4 | 0.0345 (9) | 0.0309 (9) | 0.0382 (10) | 0.0006 (7) | 0.0047 (7) | 0.0034 (7) |
C1 | 0.0332 (10) | 0.0399 (11) | 0.0362 (11) | 0.0028 (8) | −0.0017 (9) | 0.0000 (9) |
C2 | 0.0452 (13) | 0.0516 (14) | 0.0386 (12) | −0.0102 (10) | −0.0013 (10) | 0.0019 (11) |
C3 | 0.0594 (16) | 0.075 (2) | 0.0406 (13) | −0.0120 (14) | 0.0071 (12) | 0.0054 (14) |
C4 | 0.083 (2) | 0.0655 (18) | 0.0435 (14) | 0.0084 (16) | 0.0101 (15) | −0.0096 (14) |
C5 | 0.094 (2) | 0.0415 (13) | 0.0588 (18) | −0.0032 (14) | 0.0028 (17) | −0.0158 (13) |
C6 | 0.0678 (17) | 0.0380 (12) | 0.0481 (14) | −0.0035 (11) | 0.0037 (13) | 0.0006 (10) |
C7 | 0.0334 (11) | 0.0384 (11) | 0.0373 (11) | −0.0034 (8) | −0.0004 (9) | 0.0022 (9) |
C8 | 0.0325 (10) | 0.0392 (11) | 0.0353 (10) | −0.0063 (8) | −0.0030 (8) | 0.0015 (9) |
C9 | 0.0326 (10) | 0.0598 (15) | 0.0508 (14) | −0.0082 (10) | −0.0051 (10) | 0.0026 (12) |
C10 | 0.0462 (14) | 0.0737 (18) | 0.0540 (16) | −0.0104 (13) | −0.0210 (13) | 0.0084 (14) |
C11 | 0.0653 (18) | 0.075 (2) | 0.0367 (13) | −0.0117 (15) | −0.0159 (12) | 0.0048 (13) |
C12 | 0.0534 (14) | 0.0549 (14) | 0.0346 (12) | −0.0025 (11) | −0.0022 (10) | 0.0006 (11) |
C13 | 0.0366 (10) | 0.0353 (10) | 0.0337 (10) | −0.0039 (8) | −0.0027 (8) | 0.0040 (9) |
C14 | 0.0359 (10) | 0.0325 (10) | 0.0336 (10) | −0.0028 (8) | 0.0028 (8) | 0.0009 (8) |
C15 | 0.0369 (12) | 0.0323 (9) | 0.0482 (12) | 0.0022 (8) | 0.0032 (10) | 0.0050 (10) |
C16 | 0.0338 (13) | 0.0642 (18) | 0.093 (2) | 0.0031 (11) | 0.0058 (14) | 0.0277 (18) |
C17 | 0.0365 (10) | 0.0309 (10) | 0.0369 (10) | 0.0006 (8) | 0.0046 (9) | 0.0054 (9) |
C18 | 0.0518 (13) | 0.0379 (12) | 0.0425 (12) | 0.0099 (10) | 0.0153 (11) | 0.0057 (10) |
C19 | 0.0625 (16) | 0.0339 (11) | 0.0527 (14) | 0.0139 (10) | 0.0168 (13) | 0.0069 (11) |
C20 | 0.0533 (12) | 0.0394 (11) | 0.0440 (12) | 0.0020 (9) | 0.0076 (12) | 0.0113 (11) |
C21 | 0.091 (2) | 0.0481 (14) | 0.0446 (14) | 0.0031 (14) | 0.0306 (15) | 0.0036 (11) |
C22 | 0.086 (2) | 0.0351 (12) | 0.0515 (16) | 0.0072 (12) | 0.0283 (14) | 0.0009 (10) |
O1—C7 | 1.218 (3) | C8—C9 | 1.399 (3) |
O2—C20 | 1.354 (3) | C8—C13 | 1.395 (3) |
O2—H2A | 0.76 (4) | C9—C10 | 1.377 (4) |
N1—C7 | 1.363 (3) | C9—H9 | 0.9300 |
N1—C8 | 1.414 (3) | C10—C11 | 1.371 (4) |
N1—H1 | 0.81 (3) | C10—H10 | 0.9300 |
N2—N3 | 1.369 (3) | C11—C12 | 1.384 (4) |
N2—C14 | 1.302 (3) | C11—H11 | 0.9300 |
N3—C15 | 1.306 (3) | C12—C13 | 1.396 (3) |
N3—H3A | 0.97 (3) | C12—H12 | 0.9300 |
N4—C14 | 1.385 (3) | C13—C14 | 1.471 (3) |
N4—C15 | 1.344 (3) | C15—C16 | 1.479 (3) |
N4—C17 | 1.443 (3) | C16—H16A | 0.9600 |
C1—C2 | 1.385 (3) | C16—H16B | 0.9600 |
C1—C6 | 1.380 (4) | C16—H16C | 0.9600 |
C1—C7 | 1.494 (3) | C17—C18 | 1.376 (3) |
C2—C3 | 1.389 (4) | C17—C22 | 1.380 (3) |
C2—H2 | 0.9300 | C18—C19 | 1.378 (4) |
C3—C4 | 1.373 (5) | C18—H18 | 0.9300 |
C3—H3 | 0.9300 | C19—C20 | 1.390 (3) |
C4—C5 | 1.371 (5) | C19—H19 | 0.9300 |
C4—H4 | 0.9300 | C20—C21 | 1.378 (4) |
C5—C6 | 1.388 (4) | C21—C22 | 1.373 (4) |
C5—H5 | 0.9300 | C21—H21 | 0.9300 |
C6—H6 | 0.9300 | C22—H22 | 0.9300 |
Cl···O2i | 3.090 (2) | C21···O1iii | 3.291 (4) |
Cl···N1ii | 3.372 (2) | C22···C16 | 3.338 (4) |
Cl···C2ii | 3.627 (3) | C2···H19ix | 2.9700 |
Cl···N3iii | 3.068 (2) | C2···H1 | 2.61 (4) |
Cl···H2ii | 2.9400 | C4···H16Av | 2.9400 |
Cl···H9ii | 3.0700 | C5···H16Av | 2.8300 |
Cl···H1ii | 2.58 (3) | C6···H16Av | 3.0600 |
Cl···H22 | 2.9400 | C8···H5vii | 2.9400 |
Cl···H10iv | 2.8800 | C9···H5vii | 2.7800 |
Cl···H2Ai | 2.34 (4) | C12···H2ii | 2.9200 |
Cl···H3Aiii | 2.14 (3) | C15···H21v | 3.0200 |
O1···N4 | 3.106 (3) | C15···H22 | 3.0900 |
O1···N2 | 3.187 (3) | C17···H16A | 2.8600 |
O1···C18 | 3.165 (3) | C17···H12 | 2.9300 |
O1···C13 | 2.941 (3) | H1···H9 | 2.3400 |
O1···C14 | 2.710 (3) | H1···C2 | 2.61 (4) |
O1···C21v | 3.291 (4) | H1···Clviii | 2.58 (3) |
O2···Clvi | 3.090 (2) | H1···H2 | 2.2100 |
O1···H6 | 2.5200 | H2···N1 | 2.6300 |
O1···H18 | 2.3500 | H2···H1 | 2.2100 |
O1···H21v | 2.7100 | H2···C12viii | 2.9200 |
O2···H9vii | 2.8000 | H2···Clviii | 2.9400 |
N1···Clviii | 3.372 (2) | H2A···H19 | 2.3500 |
N1···N2 | 3.141 (3) | H2A···Clvi | 2.34 (4) |
N2···C7 | 3.281 (3) | H3···H11x | 2.3700 |
N2···N4 | 2.212 (3) | H3···N2viii | 2.6700 |
N2···O1 | 3.187 (3) | H3A···H16B | 2.5700 |
N2···N1 | 3.141 (3) | H3A···Clv | 2.14 (3) |
N3···Clv | 3.068 (2) | H5···C9ix | 2.7800 |
N3···N4 | 2.124 (3) | H5···C8ix | 2.9400 |
N4···N3 | 2.124 (3) | H6···O1 | 2.5200 |
N4···O1 | 3.106 (3) | H9···Clviii | 3.0700 |
N1···H2 | 2.6300 | H9···O2ix | 2.8000 |
N2···H3ii | 2.6700 | H9···H1 | 2.3400 |
N3···H22v | 2.9200 | H10···Clxi | 2.8800 |
N4···H12 | 2.8800 | H11···H3xii | 2.3700 |
C2···Clviii | 3.627 (3) | H12···N4 | 2.8800 |
C3···C16v | 3.505 (4) | H12···C17 | 2.9300 |
C4···C16v | 3.524 (4) | H16A···C4iii | 2.9400 |
C7···N2 | 3.281 (3) | H16A···C17 | 2.8600 |
C7···C14 | 3.105 (3) | H16A···C5iii | 2.8300 |
C12···C17 | 3.301 (3) | H16A···C6iii | 3.0600 |
C13···O1 | 2.941 (3) | H16B···H3A | 2.5700 |
C13···C18 | 3.550 (3) | H18···O1 | 2.3500 |
C14···O1 | 2.710 (3) | H19···C2vii | 2.9700 |
C14···C7 | 3.105 (3) | H19···H2A | 2.3500 |
C16···C22 | 3.338 (4) | H21···C15iii | 3.0200 |
C16···C4iii | 3.524 (4) | H21···O1iii | 2.7100 |
C16···C3iii | 3.505 (4) | H22···C15 | 3.0900 |
C17···C12 | 3.301 (3) | H22···N3iii | 2.9200 |
C18···C13 | 3.550 (3) | H22···Cl | 2.9400 |
C18···O1 | 3.165 (3) | ||
C20—O2—H2A | 112 (3) | N4—C17—C18 | 120.0 (2) |
C7—N1—C8 | 123.6 (2) | C17—C18—C19 | 119.7 (2) |
N3—N2—C14 | 103.89 (18) | C18—C19—C20 | 120.3 (2) |
N2—N3—C15 | 112.5 (2) | O2—C20—C19 | 122.9 (2) |
C14—N4—C15 | 106.23 (18) | C19—C20—C21 | 119.2 (2) |
C14—N4—C17 | 129.23 (18) | O2—C20—C21 | 117.9 (2) |
C15—N4—C17 | 124.32 (18) | C20—C21—C22 | 120.6 (2) |
C8—N1—H1 | 114 (3) | C17—C22—C21 | 119.8 (3) |
C7—N1—H1 | 117 (2) | C1—C2—H2 | 120.00 |
N2—N3—H3A | 119.5 (18) | C3—C2—H2 | 120.00 |
C15—N3—H3A | 128.0 (18) | C2—C3—H3 | 120.00 |
C2—C1—C6 | 119.6 (2) | C4—C3—H3 | 120.00 |
C2—C1—C7 | 122.9 (2) | C3—C4—H4 | 120.00 |
C6—C1—C7 | 117.5 (2) | C5—C4—H4 | 120.00 |
C1—C2—C3 | 119.8 (3) | C4—C5—H5 | 120.00 |
C2—C3—C4 | 120.6 (3) | C6—C5—H5 | 120.00 |
C3—C4—C5 | 119.5 (3) | C1—C6—H6 | 120.00 |
C4—C5—C6 | 120.8 (3) | C5—C6—H6 | 120.00 |
C1—C6—C5 | 119.8 (3) | C8—C9—H9 | 120.00 |
N1—C7—C1 | 116.83 (19) | C10—C9—H9 | 120.00 |
O1—C7—N1 | 121.7 (2) | C9—C10—H10 | 120.00 |
O1—C7—C1 | 121.5 (2) | C11—C10—H10 | 120.00 |
C9—C8—C13 | 119.0 (2) | C10—C11—H11 | 120.00 |
N1—C8—C13 | 123.5 (2) | C12—C11—H11 | 120.00 |
N1—C8—C9 | 117.5 (2) | C11—C12—H12 | 120.00 |
C8—C9—C10 | 120.6 (2) | C13—C12—H12 | 120.00 |
C9—C10—C11 | 120.5 (3) | C15—C16—H16A | 109.00 |
C10—C11—C12 | 119.9 (2) | C15—C16—H16B | 109.00 |
C11—C12—C13 | 120.5 (2) | C15—C16—H16C | 109.00 |
C12—C13—C14 | 118.2 (2) | H16A—C16—H16B | 110.00 |
C8—C13—C12 | 119.5 (2) | H16A—C16—H16C | 109.00 |
C8—C13—C14 | 122.0 (2) | H16B—C16—H16C | 109.00 |
N2—C14—N4 | 110.84 (18) | C17—C18—H18 | 120.00 |
N2—C14—C13 | 124.17 (19) | C19—C18—H18 | 120.00 |
N4—C14—C13 | 124.76 (19) | C18—C19—H19 | 120.00 |
N3—C15—N4 | 106.5 (2) | C20—C19—H19 | 120.00 |
N4—C15—C16 | 127.5 (2) | C20—C21—H21 | 120.00 |
N3—C15—C16 | 126.0 (2) | C22—C21—H21 | 120.00 |
N4—C17—C22 | 119.5 (2) | C17—C22—H22 | 120.00 |
C18—C17—C22 | 120.3 (2) | C21—C22—H22 | 120.00 |
C8—N1—C7—O1 | −9.5 (3) | C1—C2—C3—C4 | −0.2 (4) |
C8—N1—C7—C1 | 170.21 (19) | C2—C3—C4—C5 | −0.7 (5) |
C7—N1—C8—C9 | −130.2 (2) | C3—C4—C5—C6 | 0.5 (5) |
C7—N1—C8—C13 | 49.5 (3) | C4—C5—C6—C1 | 0.6 (5) |
C14—N2—N3—C15 | −0.6 (3) | N1—C8—C9—C10 | 179.5 (2) |
N3—N2—C14—N4 | 0.5 (2) | C13—C8—C9—C10 | −0.2 (4) |
N3—N2—C14—C13 | 175.2 (2) | N1—C8—C13—C12 | −177.8 (2) |
N2—N3—C15—N4 | 0.4 (3) | N1—C8—C13—C14 | 8.3 (3) |
N2—N3—C15—C16 | −179.9 (2) | C9—C8—C13—C12 | 1.9 (3) |
C15—N4—C14—N2 | −0.2 (2) | C9—C8—C13—C14 | −172.0 (2) |
C15—N4—C14—C13 | −174.9 (2) | C8—C9—C10—C11 | −1.6 (4) |
C17—N4—C14—N2 | −175.0 (2) | C9—C10—C11—C12 | 1.6 (5) |
C17—N4—C14—C13 | 10.4 (3) | C10—C11—C12—C13 | 0.2 (4) |
C14—N4—C15—N3 | −0.1 (2) | C11—C12—C13—C8 | −1.9 (4) |
C14—N4—C15—C16 | −179.8 (2) | C11—C12—C13—C14 | 172.2 (2) |
C17—N4—C15—N3 | 175.0 (2) | C8—C13—C14—N2 | 52.0 (3) |
C17—N4—C15—C16 | −4.7 (4) | C8—C13—C14—N4 | −134.1 (2) |
C14—N4—C17—C18 | 67.0 (3) | C12—C13—C14—N2 | −122.0 (3) |
C14—N4—C17—C22 | −118.2 (3) | C12—C13—C14—N4 | 52.0 (3) |
C15—N4—C17—C18 | −106.9 (3) | N4—C17—C18—C19 | 175.6 (2) |
C15—N4—C17—C22 | 67.8 (3) | C22—C17—C18—C19 | 0.9 (4) |
C6—C1—C2—C3 | 1.3 (4) | N4—C17—C22—C21 | −175.2 (3) |
C7—C1—C2—C3 | −178.2 (2) | C18—C17—C22—C21 | −0.5 (4) |
C2—C1—C6—C5 | −1.5 (4) | C17—C18—C19—C20 | −0.6 (4) |
C7—C1—C6—C5 | 178.0 (3) | C18—C19—C20—O2 | −178.2 (3) |
C2—C1—C7—O1 | −159.0 (2) | C18—C19—C20—C21 | 0.1 (4) |
C2—C1—C7—N1 | 21.3 (3) | O2—C20—C21—C22 | 178.7 (3) |
C6—C1—C7—O1 | 21.5 (3) | C19—C20—C21—C22 | 0.3 (4) |
C6—C1—C7—N1 | −158.2 (2) | C20—C21—C22—C17 | −0.1 (5) |
Symmetry codes: (i) x, y−1, z; (ii) −x, −y+1, z−1/2; (iii) −x+1/2, y, z−1/2; (iv) x+1/2, −y+1, z; (v) −x+1/2, y, z+1/2; (vi) x, y+1, z; (vii) −x, −y+2, z−1/2; (viii) −x, −y+1, z+1/2; (ix) −x, −y+2, z+1/2; (x) x, y, z+1; (xi) x−1/2, −y+1, z; (xii) x, y, z−1. |
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1···Clviii | 0.81 (3) | 2.58 (3) | 3.372 (2) | 166 (3) |
O2—H2A···Clvi | 0.76 (4) | 2.34 (4) | 3.090 (2) | 171 (5) |
N3—H3A···Clv | 0.97 (3) | 2.14 (3) | 3.068 (2) | 158 (3) |
C18—H18···O1 | 0.9300 | 2.3500 | 3.165 (3) | 146.00 |
C16—H16A···Cg2iii | 0.9600 | 2.8400 | 3.367 (3) | 115.00 |
Symmetry codes: (iii) −x+1/2, y, z−1/2; (v) −x+1/2, y, z+1/2; (vi) x, y+1, z; (viii) −x, −y+1, z+1/2. |
Experimental details
Crystal data | |
Chemical formula | C22H19N4O2+·Cl− |
Mr | 406.86 |
Crystal system, space group | Orthorhombic, Pca21 |
Temperature (K) | 296 |
a, b, c (Å) | 17.1336 (15), 9.8967 (9), 12.191 (1) |
V (Å3) | 2067.2 (3) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.21 |
Crystal size (mm) | 0.25 × 0.20 × 0.18 |
Data collection | |
Diffractometer | Bruker Kappa APEXII CCD diffractometer |
Absorption correction | Multi-scan (SADABS; Bruker, 2005) |
Tmin, Tmax | 0.950, 0.960 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 13329, 2809, 2480 |
Rint | 0.022 |
(sin θ/λ)max (Å−1) | 0.678 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.034, 0.097, 1.02 |
No. of reflections | 2809 |
No. of parameters | 272 |
No. of restraints | 1 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.20, −0.21 |
Absolute structure | Flack (1983) with no Friedel pairs |
Absolute structure parameter | 0.06 (7) |
Computer programs: APEX2 (Bruker, 2007), SAINT (Bruker, 2007), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), ORTEP-3 for Windows (Farrugia, 1997) and PLATON (Spek, 2003), WinGX (Farrugia, 1999) and PLATON (Spek, 2003).
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1···Cli | 0.81 (3) | 2.58 (3) | 3.372 (2) | 166 (3) |
O2—H2A···Clii | 0.76 (4) | 2.34 (4) | 3.090 (2) | 171 (5) |
N3—H3A···Cliii | 0.97 (3) | 2.14 (3) | 3.068 (2) | 158 (3) |
C18—H18···O1 | 0.9300 | 2.3500 | 3.165 (3) | 146.00 |
C16—H16A···Cg2iv | 0.9600 | 2.8400 | 3.367 (3) | 115.00 |
Symmetry codes: (i) −x, −y+1, z+1/2; (ii) x, y+1, z; (iii) −x+1/2, y, z+1/2; (iv) −x+1/2, y, z−1/2. |
Acknowledgements
The authors acknowledge the Higher Education Commission, Islamabad, Pakistan, for funding the purchase of the diffractometer at GCU, Lahore.
References
Bruker (2005). SADABS. Bruker AXS Inc. Madison, Wisconsin, USA. Google Scholar
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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.
1,2,4-Triazole is a basic aromatic heterocycle. Its derivatives, such as fluconazole (Caira et al., 2004) and itraconazole (Peeters et al., 1996), find use as antifungals and can be prepared using various routes including Einhorn-Brunner and Pellizzari reactions (Potts, 1961).
In the molecule of the title compound (Fig. 1) the bond lengths and angles are generally within normal ranges. Rings A (C1-C6), B (C8-C13), C (N2-N4/C14/C15) and D (C17-C22) are, of course, planar, and the dihedral angles between them are A/B = 66.39 (14)°, A/C = 75.57 (14)°, A/D = 39.96 (13)°, B/C = 53.23 (13)°, B/D = 78.57 (14)° and C/D = 68.11 (13)°. The intramolecular C-H···O hydrogen bond (Table 1) results in the formation of a non-planar ten-membered ring E (O1/N1/N4/C7/C8/C13/C14/C17/C18/H18).
In the crystal structure, intermolecular O-H···Cl and N-H···Cl hydrogen bonds (Table 1) link the molecules (Fig. 2), in which they may be effective in the stabilization of the structure. The C—H···π contact (Table 1) between the methyl group and the phenyl ring and π—π contact between the two phenyl rings Cg2···Cg4i [symmetry code: (i) -x, 2 - y, 1/2 + z, where Cg2 and Cg4 are centroids of the rings (C1-C6) and (C17-C22), respectively] further stabilize the structure, with centroid-centroid distance of 4.687 (2) Å.