organic compounds
4-[2-(4-Methoxyphenyl)ethyl]-3-(thiophen-2-ylmethyl)-1H-1,2,4-triazol-5(4H)-one monohydrate
aDepartment of Physics, Saveetha School of Engineering, Saveetha University, Chennai 600 077, India, bDepartment of Physics, Kunthavai Naachiar Government Arts College (w) (Autonomous), Thanjavur 613 007, India, cCrystal Growth and Thin Film Laboratory, School of Physics, Bharathidasan University, Tiruchirappalli 620 024, India, and dDepartment of Chemistry, Faculty of Arts and Sciences, Karadeniz Teknik University, Trabzon 61080, Turkey
*Correspondence e-mail: vasuki.arasi@yahoo.com
In the title compound, C16H17N3O2S·H2O, the triazole ring makes a dihedral angle of 34.63 (6)° with the benzene ring. The thiophene ring is disordered over two orientations [occupancy ratio = 0.634 (4):0.366 (4)] which make dihedral angles of 54.61 (16) and 54.57 (31)° with the triazole ring. Intermolecular N—H⋯O and O—H⋯O hydrogen bonds stabilize the crystal structure.
Related literature
For the biological activity of triazoles, see: Ünver et al. (2006); Ustabaş et al. (2007). For related structures, see: Ünver et al. (2006, 2010); Yılmaz et al. (2006). For the synthesis, see: Ünver et al. (2011).
Experimental
Crystal data
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Refinement
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Data collection: APEX2 (Bruker, 2004); cell SAINT-Plus (Bruker, 2004); data reduction: SAINT-Plus; program(s) used to solve structure: SIR92 (Altomare et al., 1993); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2009); software used to prepare material for publication: SHELXL97.
Supporting information
https://doi.org/10.1107/S1600536811045508/su2321sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536811045508/su2321Isup2.hkl
Supporting information file. DOI: https://doi.org/10.1107/S1600536811045508/su2321Isup3.cml
The compound was synthesized according to the published procedure (Ünver et al., 2011).
NH atom and water H atoms were located in a difference Fourier map and were freely refined. The C-bound H atoms were positioned geometrically and treated as riding atoms: C—H = 0.93, 0.96 and 0.97 Å for CH, CH3 and CH2 H atoms, respectively, with Uiso(H) = k × Ueq(C), where k = 1.5 for CH3 H atoms, and k = 2 for all other H atoms.
1,2,4-triazole derivatives have a broad-spectrum of biological effects, such as insecticidal, herbicidal, antitumor and plant growth regulatory activities. Di- or tri-substituted 1,2,4-triazole derivatives have also been reported to show antituberculotic and antimicrobial activities (Ustabaş et al., 2007). Various 1,2,4-triazole derivatives have been reported as showing fungicidal and antimicrobial activitry as well as having applications as anticonvulsants and antidepressants (Ünver et al., 2006). In view of the importance of triazole compounds, and in order to examine the structure activity of 1,2,4-triazole with a thiophene and a methylphenyl substituent, we prepared the title compound and report herein on its crystal structure.
The title compound crystallizes as a monohydrate, Fig. 1. The bond lengths and angles are within normal ranges (Yılmaz et al., 2006; Ünver et al., 2010). It contains three planar rings namely, a triazole ring [A = (N1,N2,C7,N3,C6)], a benzene ring [B = (C10—C15)] and a thiophene ring [C = (C1—C4,S1]. The dihedral angles between the mean planes of the rings A/B, A/C and B/C are 34.63 (6)°, 54.61 (16)° and 54.64 (13)°, respectively. Atom N3 has a trigonal configuration, the sum of three bond angles around it being 360 °.
The thiophene ring is disordered over two orientations [occupancy ratio = 0.634 (4)/0.366 (4)] with respect to the C4—C5 bond; the dihedral angles between the triazole and the two orientations of the and the thiophene ring are 54.61 (16)Å and 54.57 (31) Å, respectively. The N3—C8—C9—C10 torsion angle of 64.61 (14)° indicates that the triazole ring and the benzene ring are substituted equatorially across bond C8—C9. The widening of exocyclic angle C5—C4—C3 [124.1 (6)°] from the normal value of 120°, may be due to the steric repulsion between atoms H3A and H5A (H3A···H5A = 2.5354 (0) Å).
In the crystal, the water molecule is involved in intermolecular O—H···N and O—H···O hydrogen bonding (Fig. 2 and Table 1), which are effective in stabilizing the crystal structure.
For the biological activity of triazoles, see: Ünver et al. (2006); Ustabaş et al. (2007). For related structures, see: Ünver et al. (2006, 2010); Yılmaz et al. (2006). For the synthesis, see: Ünver et al. (2011).
Data collection: APEX2 (Bruker, 2004); cell
SAINT-Plus (Bruker, 2004); data reduction: SAINT-Plus (Bruker, 2004); program(s) used to solve structure: SIR92 (Altomare et al., 1993); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2009); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008).C16H17N3O2S·H2O | F(000) = 704 |
Mr = 333.40 | Dx = 1.374 Mg m−3 |
Monoclinic, P21/n | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -P 2yn | Cell parameters from 7004 reflections |
a = 6.7945 (1) Å | θ = 2.6–32.1° |
b = 30.8791 (7) Å | µ = 0.22 mm−1 |
c = 7.8564 (2) Å | T = 292 K |
β = 102.057 (1)° | Block, colourless |
V = 1611.97 (6) Å3 | 0.30 × 0.25 × 0.20 mm |
Z = 4 |
Bruker APEXII KappaCCD diffractometer | 3176 independent reflections |
Radiation source: fine-focus sealed tube | 2877 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.024 |
ω and φ scan | θmax = 26.0°, θmin = 2.6° |
Absorption correction: multi-scan (SADABS; Bruker, 2004) | h = −8→8 |
Tmin = 0.901, Tmax = 0.962 | k = −38→38 |
30445 measured reflections | l = −9→9 |
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)] = 0.036 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.090 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.08 | w = 1/[σ2(Fo2) + (0.0386P)2 + 0.4907P] where P = (Fo2 + 2Fc2)/3 |
3176 reflections | (Δ/σ)max < 0.001 |
240 parameters | Δρmax = 0.16 e Å−3 |
0 restraints | Δρmin = −0.23 e Å−3 |
C16H17N3O2S·H2O | V = 1611.97 (6) Å3 |
Mr = 333.40 | Z = 4 |
Monoclinic, P21/n | Mo Kα radiation |
a = 6.7945 (1) Å | µ = 0.22 mm−1 |
b = 30.8791 (7) Å | T = 292 K |
c = 7.8564 (2) Å | 0.30 × 0.25 × 0.20 mm |
β = 102.057 (1)° |
Bruker APEXII KappaCCD diffractometer | 3176 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2004) | 2877 reflections with I > 2σ(I) |
Tmin = 0.901, Tmax = 0.962 | Rint = 0.024 |
30445 measured reflections |
R[F2 > 2σ(F2)] = 0.036 | 0 restraints |
wR(F2) = 0.090 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.08 | Δρmax = 0.16 e Å−3 |
3176 reflections | Δρmin = −0.23 e Å−3 |
240 parameters |
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 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 > σ(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 | Occ. (<1) | |
S1 | 0.5309 (3) | 0.08013 (7) | 0.3984 (2) | 0.0486 (3) | 0.634 (4) |
C3 | 0.7012 (18) | 0.1520 (3) | 0.3706 (15) | 0.083 (5) | 0.634 (4) |
H3 | 0.7865 | 0.1737 | 0.3470 | 0.099* | 0.634 (4) |
S1' | 0.7024 (6) | 0.15919 (17) | 0.3771 (5) | 0.0490 (6) | 0.366 (4) |
C3' | 0.562 (2) | 0.0828 (5) | 0.386 (2) | 0.083 (7) | 0.366 (4) |
H3' | 0.5387 | 0.0531 | 0.3765 | 0.100* | 0.366 (4) |
O1 | 0.86927 (14) | 0.01851 (4) | −0.29652 (13) | 0.0451 (3) | |
O2 | 0.83597 (18) | 0.25350 (4) | 0.13401 (18) | 0.0602 (3) | |
N1 | 0.61110 (16) | 0.05605 (4) | 0.01137 (15) | 0.0377 (3) | |
N2 | 0.62048 (17) | 0.03584 (4) | −0.14363 (15) | 0.0381 (3) | |
H2A | 0.510 (3) | 0.0281 (6) | −0.213 (2) | 0.052 (5)* | |
N3 | 0.92215 (15) | 0.05475 (3) | −0.03060 (13) | 0.0293 (2) | |
C1 | 0.4375 (3) | 0.12019 (8) | 0.4753 (2) | 0.0672 (6) | |
H1 | 0.3274 | 0.1176 | 0.5278 | 0.081* | |
C2 | 0.5251 (3) | 0.15777 (7) | 0.4608 (2) | 0.0710 (6) | |
H2 | 0.4850 | 0.1841 | 0.5001 | 0.085* | |
C4 | 0.7112 (2) | 0.10794 (5) | 0.32991 (17) | 0.0362 (3) | |
C5 | 0.8700 (2) | 0.08860 (5) | 0.24723 (18) | 0.0390 (3) | |
H5A | 0.9634 | 0.1113 | 0.2317 | 0.047* | |
H5B | 0.9446 | 0.0675 | 0.3267 | 0.047* | |
C6 | 0.79510 (18) | 0.06713 (4) | 0.07565 (16) | 0.0311 (3) | |
C7 | 0.80746 (18) | 0.03455 (4) | −0.17298 (16) | 0.0319 (3) | |
C8 | 1.13309 (17) | 0.06594 (4) | −0.02062 (17) | 0.0328 (3) | |
H8A | 1.2025 | 0.0414 | −0.0577 | 0.039* | |
H8B | 1.1963 | 0.0725 | 0.0991 | 0.039* | |
C9 | 1.1530 (2) | 0.10497 (5) | −0.13524 (19) | 0.0384 (3) | |
H9A | 1.2942 | 0.1096 | −0.1351 | 0.046* | |
H9B | 1.0846 | 0.0987 | −0.2539 | 0.046* | |
C10 | 1.0665 (2) | 0.14568 (4) | −0.07543 (17) | 0.0352 (3) | |
C11 | 1.1851 (2) | 0.17298 (5) | 0.0446 (2) | 0.0442 (3) | |
H11 | 1.3213 | 0.1669 | 0.0821 | 0.053* | |
C12 | 1.1050 (2) | 0.20875 (5) | 0.1088 (2) | 0.0493 (4) | |
H12 | 1.1876 | 0.2268 | 0.1878 | 0.059* | |
C13 | 0.9017 (2) | 0.21811 (4) | 0.0567 (2) | 0.0422 (3) | |
C14 | 0.7812 (2) | 0.19195 (5) | −0.0651 (2) | 0.0430 (3) | |
H14 | 0.6453 | 0.1983 | −0.1032 | 0.052* | |
C15 | 0.8653 (2) | 0.15618 (5) | −0.12984 (18) | 0.0397 (3) | |
H15 | 0.7839 | 0.1388 | −0.2123 | 0.048* | |
C16 | 0.6266 (3) | 0.26164 (7) | 0.1030 (3) | 0.0679 (5) | |
H16A | 0.6017 | 0.2865 | 0.1685 | 0.102* | |
H16B | 0.5590 | 0.2369 | 0.1382 | 0.102* | |
H16C | 0.5769 | 0.2669 | −0.0188 | 0.102* | |
O3 | 0.25229 (16) | 0.02104 (4) | 0.61748 (16) | 0.0549 (3) | |
H3A | 0.240 (3) | 0.0083 (7) | 0.520 (3) | 0.065 (6)* | |
H3B | 0.139 (3) | 0.0193 (7) | 0.649 (3) | 0.072 (6)* |
U11 | U22 | U33 | U12 | U13 | U23 | |
S1 | 0.0394 (4) | 0.0651 (8) | 0.0458 (5) | −0.0037 (4) | 0.0195 (4) | 0.0000 (5) |
C3 | 0.091 (6) | 0.096 (10) | 0.068 (5) | 0.002 (4) | 0.033 (4) | 0.006 (4) |
S1' | 0.0614 (13) | 0.0430 (8) | 0.0430 (12) | −0.0015 (7) | 0.0118 (9) | −0.0045 (7) |
C3' | 0.085 (10) | 0.076 (9) | 0.094 (9) | 0.029 (7) | 0.028 (5) | −0.040 (7) |
O1 | 0.0340 (5) | 0.0615 (7) | 0.0416 (6) | −0.0025 (4) | 0.0119 (4) | −0.0186 (5) |
O2 | 0.0593 (7) | 0.0431 (6) | 0.0833 (9) | −0.0012 (5) | 0.0266 (6) | −0.0127 (6) |
N1 | 0.0279 (5) | 0.0508 (7) | 0.0362 (6) | −0.0035 (5) | 0.0108 (5) | −0.0084 (5) |
N2 | 0.0257 (5) | 0.0530 (7) | 0.0357 (6) | −0.0059 (5) | 0.0066 (5) | −0.0119 (5) |
N3 | 0.0225 (5) | 0.0348 (5) | 0.0313 (5) | −0.0004 (4) | 0.0075 (4) | −0.0024 (4) |
C1 | 0.0442 (9) | 0.1205 (19) | 0.0389 (9) | 0.0111 (10) | 0.0136 (7) | 0.0021 (10) |
C2 | 0.0837 (14) | 0.0734 (13) | 0.0498 (10) | 0.0374 (11) | 0.0000 (10) | −0.0188 (9) |
C4 | 0.0367 (7) | 0.0444 (8) | 0.0279 (6) | −0.0004 (6) | 0.0079 (5) | −0.0030 (6) |
C5 | 0.0308 (6) | 0.0527 (8) | 0.0343 (7) | −0.0037 (6) | 0.0087 (5) | −0.0071 (6) |
C6 | 0.0260 (6) | 0.0363 (7) | 0.0324 (6) | 0.0003 (5) | 0.0093 (5) | −0.0006 (5) |
C7 | 0.0274 (6) | 0.0362 (7) | 0.0328 (6) | −0.0010 (5) | 0.0078 (5) | −0.0039 (5) |
C8 | 0.0211 (6) | 0.0394 (7) | 0.0383 (7) | 0.0006 (5) | 0.0072 (5) | −0.0027 (5) |
C9 | 0.0320 (6) | 0.0437 (8) | 0.0426 (7) | −0.0035 (6) | 0.0149 (6) | −0.0003 (6) |
C10 | 0.0348 (6) | 0.0358 (7) | 0.0363 (7) | −0.0040 (5) | 0.0106 (5) | 0.0049 (5) |
C11 | 0.0315 (7) | 0.0500 (8) | 0.0504 (8) | −0.0054 (6) | 0.0072 (6) | −0.0027 (7) |
C12 | 0.0440 (8) | 0.0482 (9) | 0.0559 (9) | −0.0123 (7) | 0.0105 (7) | −0.0120 (7) |
C13 | 0.0481 (8) | 0.0329 (7) | 0.0496 (8) | −0.0030 (6) | 0.0191 (7) | 0.0030 (6) |
C14 | 0.0354 (7) | 0.0418 (8) | 0.0500 (8) | 0.0038 (6) | 0.0047 (6) | 0.0083 (6) |
C15 | 0.0377 (7) | 0.0396 (7) | 0.0390 (7) | −0.0022 (6) | 0.0013 (6) | 0.0024 (6) |
C16 | 0.0661 (11) | 0.0635 (11) | 0.0783 (13) | 0.0186 (9) | 0.0249 (10) | −0.0066 (10) |
O3 | 0.0328 (5) | 0.0859 (9) | 0.0473 (6) | −0.0090 (5) | 0.0111 (5) | −0.0282 (6) |
S1—C1 | 1.568 (3) | C5—C6 | 1.4930 (18) |
S1—C4 | 1.674 (2) | C5—H5A | 0.9700 |
C3—C4 | 1.402 (10) | C5—H5B | 0.9700 |
C3—C2 | 1.523 (13) | C8—C9 | 1.5273 (19) |
C3—H3 | 0.9300 | C8—H8A | 0.9700 |
S1'—C2 | 1.488 (6) | C8—H8B | 0.9700 |
S1'—C4 | 1.630 (5) | C9—C10 | 1.5037 (19) |
C3'—C4 | 1.422 (14) | C9—H9A | 0.9700 |
C3'—C1 | 1.666 (14) | C9—H9B | 0.9700 |
C3'—H3' | 0.9300 | C10—C15 | 1.3833 (19) |
O1—C7 | 1.2386 (15) | C10—C11 | 1.390 (2) |
O2—C13 | 1.3695 (18) | C11—C12 | 1.373 (2) |
O2—C16 | 1.415 (2) | C11—H11 | 0.9300 |
N1—C6 | 1.2928 (16) | C12—C13 | 1.387 (2) |
N1—N2 | 1.3817 (16) | C12—H12 | 0.9300 |
N2—C7 | 1.3383 (16) | C13—C14 | 1.382 (2) |
N2—H2A | 0.867 (19) | C14—C15 | 1.388 (2) |
N3—C7 | 1.3724 (16) | C14—H14 | 0.9300 |
N3—C6 | 1.3745 (16) | C15—H15 | 0.9300 |
N3—C8 | 1.4604 (15) | C16—H16A | 0.9600 |
C1—C2 | 1.320 (3) | C16—H16B | 0.9600 |
C1—H1 | 0.9300 | C16—H16C | 0.9600 |
C2—H2 | 0.9300 | O3—H3A | 0.85 (2) |
C4—C5 | 1.4955 (18) | O3—H3B | 0.86 (2) |
C1—S1—C4 | 95.81 (15) | N1—C6—N3 | 111.59 (11) |
C4—C3—C2 | 107.5 (8) | N1—C6—C5 | 126.14 (11) |
C4—C3—H3 | 126.3 | N3—C6—C5 | 122.20 (11) |
C2—C3—H3 | 126.3 | O1—C7—N2 | 129.52 (12) |
C2—S1'—C4 | 98.2 (3) | O1—C7—N3 | 126.36 (11) |
C4—C3'—C1 | 102.1 (9) | N2—C7—N3 | 104.12 (11) |
C4—C3'—H3' | 128.9 | N3—C8—C9 | 111.22 (10) |
C1—C3'—H3' | 128.9 | N3—C8—H8A | 109.4 |
C13—O2—C16 | 118.32 (14) | C9—C8—H8A | 109.4 |
C6—N1—N2 | 104.18 (10) | N3—C8—H8B | 109.4 |
C7—N2—N1 | 112.67 (11) | C9—C8—H8B | 109.4 |
C7—N2—H2A | 127.8 (11) | H8A—C8—H8B | 108.0 |
N1—N2—H2A | 119.2 (11) | C10—C9—C8 | 112.76 (11) |
C7—N3—C6 | 107.44 (10) | C10—C9—H9A | 109.0 |
C7—N3—C8 | 122.35 (10) | C8—C9—H9A | 109.0 |
C6—N3—C8 | 129.45 (11) | C10—C9—H9B | 109.0 |
C2—C1—S1 | 115.75 (16) | C8—C9—H9B | 109.0 |
C2—C1—C3' | 107.2 (5) | H9A—C9—H9B | 107.8 |
S1—C1—C3' | 8.5 (5) | C15—C10—C11 | 117.57 (13) |
C2—C1—H1 | 122.1 | C15—C10—C9 | 121.67 (12) |
S1—C1—H1 | 122.1 | C11—C10—C9 | 120.67 (12) |
C3'—C1—H1 | 130.6 | C12—C11—C10 | 121.30 (13) |
C1—C2—S1' | 119.0 (2) | C12—C11—H11 | 119.4 |
C1—C2—C3 | 110.4 (4) | C10—C11—H11 | 119.4 |
S1'—C2—C3 | 8.6 (6) | C11—C12—C13 | 120.37 (14) |
C1—C2—H2 | 124.8 | C11—C12—H12 | 119.8 |
S1'—C2—H2 | 116.2 | C13—C12—H12 | 119.8 |
C3—C2—H2 | 124.8 | O2—C13—C14 | 124.94 (14) |
C3—C4—C3' | 112.7 (8) | O2—C13—C12 | 115.59 (14) |
C3—C4—C5 | 124.1 (6) | C14—C13—C12 | 119.47 (14) |
C3'—C4—C5 | 123.1 (6) | C13—C14—C15 | 119.30 (13) |
C3—C4—S1' | 0.7 (7) | C13—C14—H14 | 120.3 |
C3'—C4—S1' | 113.3 (6) | C15—C14—H14 | 120.3 |
C5—C4—S1' | 123.4 (2) | C10—C15—C14 | 121.95 (13) |
C3—C4—S1 | 110.5 (6) | C10—C15—H15 | 119.0 |
C3'—C4—S1 | 2.2 (7) | C14—C15—H15 | 119.0 |
C5—C4—S1 | 125.30 (14) | O2—C16—H16A | 109.5 |
S1'—C4—S1 | 111.2 (2) | O2—C16—H16B | 109.5 |
C6—C5—C4 | 115.37 (11) | H16A—C16—H16B | 109.5 |
C6—C5—H5A | 108.4 | O2—C16—H16C | 109.5 |
C4—C5—H5A | 108.4 | H16A—C16—H16C | 109.5 |
C6—C5—H5B | 108.4 | H16B—C16—H16C | 109.5 |
C4—C5—H5B | 108.4 | H3A—O3—H3B | 107.9 (19) |
H5A—C5—H5B | 107.5 | ||
C6—N1—N2—C7 | 0.15 (16) | S1—C4—C5—C6 | 64.33 (18) |
C4—S1—C1—C2 | −0.15 (19) | N2—N1—C6—N3 | −0.32 (15) |
C4—S1—C1—C3' | −2 (4) | N2—N1—C6—C5 | −177.25 (13) |
C4—C3'—C1—C2 | −0.6 (9) | C7—N3—C6—N1 | 0.38 (15) |
C4—C3'—C1—S1 | 178 (5) | C8—N3—C6—N1 | 170.39 (12) |
S1—C1—C2—S1' | −0.8 (3) | C7—N3—C6—C5 | 177.45 (12) |
C3'—C1—C2—S1' | −0.5 (6) | C8—N3—C6—C5 | −12.5 (2) |
S1—C1—C2—C3 | −0.3 (5) | C4—C5—C6—N1 | −15.2 (2) |
C3'—C1—C2—C3 | −0.1 (7) | C4—C5—C6—N3 | 168.18 (12) |
C4—S1'—C2—C1 | 1.2 (3) | N1—N2—C7—O1 | 178.89 (14) |
C4—S1'—C2—C3 | −1 (4) | N1—N2—C7—N3 | 0.07 (15) |
C4—C3—C2—C1 | 0.7 (8) | C6—N3—C7—O1 | −179.12 (13) |
C4—C3—C2—S1' | 178 (4) | C8—N3—C7—O1 | 10.0 (2) |
C2—C3—C4—C3' | −1.2 (10) | C6—N3—C7—N2 | −0.25 (14) |
C2—C3—C4—C5 | −177.1 (3) | C8—N3—C7—N2 | −171.14 (11) |
C2—C3—C4—S1' | −157.00 (5) | C7—N3—C8—C9 | 74.50 (15) |
C2—C3—C4—S1 | −0.8 (7) | C6—N3—C8—C9 | −94.21 (15) |
C1—C3'—C4—C3 | 1.1 (11) | N3—C8—C9—C10 | 64.61 (14) |
C1—C3'—C4—C5 | 177.1 (3) | C8—C9—C10—C15 | −87.12 (16) |
C1—C3'—C4—S1' | 1.4 (10) | C8—C9—C10—C11 | 89.39 (15) |
C1—C3'—C4—S1 | −8 (17) | C15—C10—C11—C12 | 0.9 (2) |
C2—S1'—C4—C3 | 23.00 (3) | C9—C10—C11—C12 | −175.74 (14) |
C2—S1'—C4—C3' | −1.6 (7) | C10—C11—C12—C13 | 0.9 (2) |
C2—S1'—C4—C5 | −177.30 (15) | C16—O2—C13—C14 | 7.3 (2) |
C2—S1'—C4—S1 | −1.2 (2) | C16—O2—C13—C12 | −172.27 (16) |
C1—S1—C4—C3 | 0.6 (5) | C11—C12—C13—O2 | 177.43 (14) |
C1—S1—C4—C3' | 172 (18) | C11—C12—C13—C14 | −2.2 (2) |
C1—S1—C4—C5 | 176.87 (13) | O2—C13—C14—C15 | −178.05 (14) |
C1—S1—C4—S1' | 0.9 (2) | C12—C13—C14—C15 | 1.5 (2) |
C3—C4—C5—C6 | −119.9 (6) | C11—C10—C15—C14 | −1.6 (2) |
C3'—C4—C5—C6 | 64.6 (8) | C9—C10—C15—C14 | 175.04 (13) |
S1'—C4—C5—C6 | −120.2 (2) | C13—C14—C15—C10 | 0.4 (2) |
D—H···A | D—H | H···A | D···A | D—H···A |
N2—H2A···O3i | 0.867 (19) | 1.975 (19) | 2.8334 (16) | 170.3 (16) |
O3—H3A···O1ii | 0.85 (2) | 1.95 (2) | 2.7679 (15) | 163.6 (19) |
O3—H3B···O1iii | 0.86 (2) | 1.97 (2) | 2.8231 (15) | 175 (2) |
Symmetry codes: (i) x, y, z−1; (ii) −x+1, −y, −z; (iii) x−1, y, z+1. |
Experimental details
Crystal data | |
Chemical formula | C16H17N3O2S·H2O |
Mr | 333.40 |
Crystal system, space group | Monoclinic, P21/n |
Temperature (K) | 292 |
a, b, c (Å) | 6.7945 (1), 30.8791 (7), 7.8564 (2) |
β (°) | 102.057 (1) |
V (Å3) | 1611.97 (6) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.22 |
Crystal size (mm) | 0.30 × 0.25 × 0.20 |
Data collection | |
Diffractometer | Bruker APEXII KappaCCD |
Absorption correction | Multi-scan (SADABS; Bruker, 2004) |
Tmin, Tmax | 0.901, 0.962 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 30445, 3176, 2877 |
Rint | 0.024 |
(sin θ/λ)max (Å−1) | 0.617 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.036, 0.090, 1.08 |
No. of reflections | 3176 |
No. of parameters | 240 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.16, −0.23 |
Computer programs: APEX2 (Bruker, 2004), SAINT-Plus (Bruker, 2004), SIR92 (Altomare et al., 1993), SHELXL97 (Sheldrick, 2008), ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2009).
D—H···A | D—H | H···A | D···A | D—H···A |
N2—H2A···O3i | 0.867 (19) | 1.975 (19) | 2.8334 (16) | 170.3 (16) |
O3—H3A···O1ii | 0.85 (2) | 1.95 (2) | 2.7679 (15) | 163.6 (19) |
O3—H3B···O1iii | 0.86 (2) | 1.97 (2) | 2.8231 (15) | 175 (2) |
Symmetry codes: (i) x, y, z−1; (ii) −x+1, −y, −z; (iii) x−1, y, z+1. |
Acknowledgements
VG thanks the UGC, India, for financial assistance under the Minor Research Project (2010–2012) and also thanks the Sophisticated Analytical Instrument Facility, IIT-Madras, Chennai, for the data collection. DÜ and FÇ thank the Research Fund of Karadeniz Technical University for its support of this work.
References
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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 derivatives have a broad-spectrum of biological effects, such as insecticidal, herbicidal, antitumor and plant growth regulatory activities. Di- or tri-substituted 1,2,4-triazole derivatives have also been reported to show antituberculotic and antimicrobial activities (Ustabaş et al., 2007). Various 1,2,4-triazole derivatives have been reported as showing fungicidal and antimicrobial activitry as well as having applications as anticonvulsants and antidepressants (Ünver et al., 2006). In view of the importance of triazole compounds, and in order to examine the structure activity of 1,2,4-triazole with a thiophene and a methylphenyl substituent, we prepared the title compound and report herein on its crystal structure.
The title compound crystallizes as a monohydrate, Fig. 1. The bond lengths and angles are within normal ranges (Yılmaz et al., 2006; Ünver et al., 2010). It contains three planar rings namely, a triazole ring [A = (N1,N2,C7,N3,C6)], a benzene ring [B = (C10—C15)] and a thiophene ring [C = (C1—C4,S1]. The dihedral angles between the mean planes of the rings A/B, A/C and B/C are 34.63 (6)°, 54.61 (16)° and 54.64 (13)°, respectively. Atom N3 has a trigonal configuration, the sum of three bond angles around it being 360 °.
The thiophene ring is disordered over two orientations [occupancy ratio = 0.634 (4)/0.366 (4)] with respect to the C4—C5 bond; the dihedral angles between the triazole and the two orientations of the and the thiophene ring are 54.61 (16)Å and 54.57 (31) Å, respectively. The N3—C8—C9—C10 torsion angle of 64.61 (14)° indicates that the triazole ring and the benzene ring are substituted equatorially across bond C8—C9. The widening of exocyclic angle C5—C4—C3 [124.1 (6)°] from the normal value of 120°, may be due to the steric repulsion between atoms H3A and H5A (H3A···H5A = 2.5354 (0) Å).
In the crystal, the water molecule is involved in intermolecular O—H···N and O—H···O hydrogen bonding (Fig. 2 and Table 1), which are effective in stabilizing the crystal structure.