Literature DB >> 22090987

4-{[(E)-(3-Phenyl-1H-pyrazol-4-yl)methyl-idene]amino}-1H-1,2,4-triazole-5(4H)-thione.

Hoong-Kun Fun, Madhukar Hemamalini, Shridhar Malladi, Arun M Isloor.   

Abstract

In the title compound, C(12)H(10)N(6)S, a weak intra-molecular C-H⋯S hydrogen bond stabilizes the mol-ecular conformation. The pyrazole and triazole rings form a dihedral angle of 17.82 (8)°. The mol-ecule adopts an E configuration with respect to the central C=N double bond. In the crystal, inter-molecular N-H⋯N and N-H⋯S hydrogen bonds link mol-ecules into chains propagating in [20[Formula: see text]].

Entities:  

Year:  2011        PMID: 22090987      PMCID: PMC3212330          DOI: 10.1107/S1600536811024834

Source DB:  PubMed          Journal:  Acta Crystallogr Sect E Struct Rep Online        ISSN: 1600-5368


Related literature

For applications of Schiff bases, see: Kahveci et al. (2005 ▶); Bekircan et al. (2006 ▶); Singh & Dash (1988 ▶). For a related structure, see: Fun et al. (2010 ▶).

Experimental

Crystal data

C12H10N6S M = 270.32 Monoclinic, a = 4.1180 (4) Å b = 17.9237 (16) Å c = 17.0787 (15) Å β = 97.352 (3)° V = 1250.2 (2) Å3 Z = 4 Mo Kα radiation μ = 0.25 mm−1 T = 296 K 0.55 × 0.26 × 0.19 mm

Data collection

Bruker APEXII DUO CCD area-detector diffractometer Absorption correction: multi-scan (SADABS; Bruker, 2009 ▶) T min = 0.872, T max = 0.954 14262 measured reflections 4361 independent reflections 3204 reflections with I > 2σ(I) R int = 0.022

Refinement

R[F 2 > 2σ(F 2)] = 0.040 wR(F 2) = 0.120 S = 1.03 4361 reflections 180 parameters H atoms treated by a mixture of independent and constrained refinement Δρmax = 0.29 e Å−3 Δρmin = −0.28 e Å−3 Data collection: APEX2 (Bruker, 2009 ▶); cell refinement: SAINT (Bruker, 2009 ▶); data reduction: SAINT; program(s) used to solve structure: SHELXTL (Sheldrick, 2008 ▶); program(s) used to refine structure: SHELXTL; molecular graphics: SHELXTL; software used to prepare material for publication: SHELXTL and PLATON (Spek, 2009 ▶). Crystal structure: contains datablock(s) global, I. DOI: 10.1107/S1600536811024834/cv5118sup1.cif Structure factors: contains datablock(s) I. DOI: 10.1107/S1600536811024834/cv5118Isup2.hkl Supplementary material file. DOI: 10.1107/S1600536811024834/cv5118Isup3.cml Additional supplementary materials: crystallographic information; 3D view; checkCIF report
C12H10N6SF(000) = 560
Mr = 270.32Dx = 1.436 Mg m3
Monoclinic, P21/cMo Kα radiation, λ = 0.71073 Å
Hall symbol: -P 2ybcCell parameters from 4488 reflections
a = 4.1180 (4) Åθ = 2.7–32.1°
b = 17.9237 (16) ŵ = 0.25 mm1
c = 17.0787 (15) ÅT = 296 K
β = 97.352 (3)°Block, colourless
V = 1250.2 (2) Å30.55 × 0.26 × 0.19 mm
Z = 4
Bruker APEXII DUO CCD area-detector diffractometer4361 independent reflections
Radiation source: fine-focus sealed tube3204 reflections with I > 2σ(I)
graphiteRint = 0.022
φ and ω scansθmax = 32.2°, θmin = 1.7°
Absorption correction: multi-scan (SADABS; Bruker, 2009)h = −5→6
Tmin = 0.872, Tmax = 0.954k = −23→26
14262 measured reflectionsl = −24→25
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.040Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.120H atoms treated by a mixture of independent and constrained refinement
S = 1.03w = 1/[σ2(Fo2) + (0.0574P)2 + 0.2417P] where P = (Fo2 + 2Fc2)/3
4361 reflections(Δ/σ)max = 0.001
180 parametersΔρmax = 0.29 e Å3
0 restraintsΔρmin = −0.28 e Å3
Geometry. All s.u.'s (except the s.u. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell s.u.'s are taken into account individually in the estimation of s.u.'s in distances, angles and torsion angles; correlations between s.u.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell s.u.'s is used for estimating s.u.'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 > 2σ(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.
xyzUiso*/Ueq
S10.40558 (10)0.78578 (2)0.54047 (2)0.04665 (12)
N10.9965 (3)0.79730 (6)0.20882 (6)0.0407 (3)
N21.0317 (3)0.72254 (7)0.20392 (7)0.0420 (3)
N30.5720 (3)0.66043 (6)0.39821 (6)0.0384 (2)
N40.3925 (3)0.64999 (5)0.46129 (6)0.0348 (2)
N50.1337 (4)0.57751 (7)0.53767 (7)0.0488 (3)
N60.1665 (3)0.64885 (6)0.56639 (7)0.0413 (3)
C10.6630 (4)0.93695 (8)0.23797 (9)0.0472 (3)
H1A0.64710.92320.18510.057*
C20.5789 (5)1.00854 (9)0.25766 (11)0.0598 (4)
H2A0.50671.04260.21810.072*
C30.6017 (5)1.02944 (9)0.33542 (12)0.0641 (5)
H3A0.54261.07740.34870.077*
C40.7125 (5)0.97907 (10)0.39391 (11)0.0629 (5)
H4A0.72890.99350.44660.075*
C50.7998 (4)0.90706 (9)0.37484 (9)0.0491 (3)
H5A0.87690.87360.41450.059*
C60.7714 (3)0.88523 (7)0.29628 (7)0.0370 (3)
C70.8527 (3)0.80877 (7)0.27359 (7)0.0341 (2)
C80.9156 (3)0.68630 (7)0.26224 (8)0.0388 (3)
H8A0.91530.63490.26980.047*
C90.7949 (3)0.73971 (7)0.30963 (7)0.0337 (2)
C100.6185 (3)0.72707 (7)0.37639 (7)0.0358 (2)
H10A0.54000.76710.40300.043*
C110.2728 (4)0.58040 (7)0.47418 (8)0.0450 (3)
H11A0.28970.53990.44100.054*
C120.3230 (3)0.69554 (7)0.52237 (7)0.0335 (2)
H1N21.114 (5)0.7046 (11)0.1654 (12)0.064 (6)*
H1N60.095 (5)0.6601 (12)0.6124 (12)0.067 (6)*
U11U22U33U12U13U23
S10.0665 (2)0.03563 (18)0.04225 (19)−0.01109 (15)0.02386 (16)−0.00666 (13)
N10.0537 (7)0.0369 (6)0.0350 (5)−0.0016 (4)0.0193 (5)0.0000 (4)
N20.0546 (7)0.0397 (6)0.0357 (5)0.0009 (5)0.0210 (5)−0.0030 (4)
N30.0492 (6)0.0373 (5)0.0323 (5)0.0024 (4)0.0192 (4)0.0020 (4)
N40.0459 (6)0.0294 (5)0.0322 (5)0.0016 (4)0.0167 (4)0.0020 (4)
N50.0741 (8)0.0330 (6)0.0443 (6)−0.0067 (5)0.0264 (6)−0.0002 (4)
N60.0590 (7)0.0339 (5)0.0354 (5)−0.0037 (5)0.0225 (5)−0.0012 (4)
C10.0609 (9)0.0393 (7)0.0429 (7)0.0019 (6)0.0128 (6)0.0037 (5)
C20.0743 (11)0.0391 (8)0.0677 (10)0.0064 (7)0.0150 (9)0.0070 (7)
C30.0760 (12)0.0395 (8)0.0797 (12)0.0054 (8)0.0213 (9)−0.0107 (8)
C40.0801 (12)0.0566 (10)0.0543 (9)−0.0021 (9)0.0172 (8)−0.0203 (8)
C50.0625 (9)0.0468 (8)0.0391 (7)0.0006 (7)0.0110 (6)−0.0035 (6)
C60.0414 (6)0.0348 (6)0.0368 (6)−0.0027 (5)0.0134 (5)−0.0009 (5)
C70.0393 (6)0.0353 (6)0.0294 (5)−0.0010 (5)0.0113 (4)0.0006 (4)
C80.0462 (7)0.0358 (6)0.0366 (6)−0.0001 (5)0.0140 (5)0.0002 (5)
C90.0375 (6)0.0348 (6)0.0306 (5)0.0003 (4)0.0115 (4)0.0012 (4)
C100.0411 (6)0.0366 (6)0.0321 (5)0.0030 (5)0.0139 (5)0.0021 (4)
C110.0695 (9)0.0288 (6)0.0409 (6)−0.0015 (6)0.0231 (6)−0.0010 (5)
C120.0381 (6)0.0336 (5)0.0307 (5)0.0010 (4)0.0121 (4)0.0003 (4)
S1—C121.6735 (13)C2—C31.372 (3)
N1—C71.3358 (15)C2—H2A0.9300
N1—N21.3516 (16)C3—C41.380 (3)
N2—C81.3283 (17)C3—H3A0.9300
N2—H1N20.84 (2)C4—C51.390 (2)
N3—C101.2731 (17)C4—H4A0.9300
N3—N41.3950 (14)C5—C61.3880 (19)
N4—C111.3693 (16)C5—H5A0.9300
N4—C121.3830 (15)C6—C71.4744 (17)
N5—C111.2905 (18)C7—C91.4160 (17)
N5—N61.3700 (16)C8—C91.3862 (17)
N6—C121.3433 (16)C8—H8A0.9300
N6—H1N60.90 (2)C9—C101.4460 (16)
C1—C21.382 (2)C10—H10A0.9300
C1—C61.3916 (19)C11—H11A0.9300
C1—H1A0.9300
C7—N1—N2105.45 (10)C6—C5—C4119.74 (15)
C8—N2—N1112.74 (11)C6—C5—H5A120.1
C8—N2—H1N2128.2 (13)C4—C5—H5A120.1
N1—N2—H1N2119.0 (13)C5—C6—C1118.92 (13)
C10—N3—N4117.80 (11)C5—C6—C7121.48 (12)
C11—N4—C12107.64 (10)C1—C6—C7119.60 (12)
C11—N4—N3118.92 (10)N1—C7—C9110.02 (11)
C12—N4—N3133.20 (10)N1—C7—C6120.03 (11)
C11—N5—N6103.26 (11)C9—C7—C6129.93 (11)
C12—N6—N5114.42 (11)N2—C8—C9106.89 (11)
C12—N6—H1N6125.9 (14)N2—C8—H8A126.6
N5—N6—H1N6119.6 (14)C9—C8—H8A126.6
C2—C1—C6120.79 (15)C8—C9—C7104.90 (11)
C2—C1—H1A119.6C8—C9—C10127.30 (12)
C6—C1—H1A119.6C7—C9—C10127.52 (11)
C3—C2—C1120.07 (16)N3—C10—C9119.17 (12)
C3—C2—H2A120.0N3—C10—H10A120.4
C1—C2—H2A120.0C9—C10—H10A120.4
C2—C3—C4119.84 (15)N5—C11—N4112.28 (12)
C2—C3—H3A120.1N5—C11—H11A123.9
C4—C3—H3A120.1N4—C11—H11A123.9
C3—C4—C5120.62 (16)N6—C12—N4102.40 (10)
C3—C4—H4A119.7N6—C12—S1126.82 (9)
C5—C4—H4A119.7N4—C12—S1130.77 (9)
C7—N1—N2—C80.32 (16)N2—C8—C9—C7−0.12 (15)
C10—N3—N4—C11164.74 (13)N2—C8—C9—C10174.12 (13)
C10—N3—N4—C12−21.8 (2)N1—C7—C9—C80.33 (15)
C11—N5—N6—C12−0.19 (18)C6—C7—C9—C8178.66 (13)
C6—C1—C2—C30.0 (3)N1—C7—C9—C10−173.91 (13)
C1—C2—C3—C40.8 (3)C6—C7—C9—C104.4 (2)
C2—C3—C4—C5−0.4 (3)N4—N3—C10—C9−178.11 (11)
C3—C4—C5—C6−0.8 (3)C8—C9—C10—N32.6 (2)
C4—C5—C6—C11.6 (2)C7—C9—C10—N3175.63 (13)
C4—C5—C6—C7−178.29 (14)N6—N5—C11—N40.09 (18)
C2—C1—C6—C5−1.2 (2)C12—N4—C11—N50.03 (18)
C2—C1—C6—C7178.68 (15)N3—N4—C11—N5175.07 (12)
N2—N1—C7—C9−0.39 (15)N5—N6—C12—N40.20 (16)
N2—N1—C7—C6−178.91 (12)N5—N6—C12—S1−179.73 (11)
C5—C6—C7—N1−143.18 (14)C11—N4—C12—N6−0.14 (15)
C1—C6—C7—N136.93 (19)N3—N4—C12—N6−174.18 (13)
C5—C6—C7—C938.6 (2)C11—N4—C12—S1179.79 (12)
C1—C6—C7—C9−141.26 (15)N3—N4—C12—S15.8 (2)
N1—N2—C8—C9−0.12 (16)
D—H···AD—HH···AD···AD—H···A
N2—H1N2···S1i0.84 (2)2.59 (2)3.3593 (15)153.6 (17)
N6—H1N6···N1ii0.90 (2)1.91 (2)2.7884 (15)168.0 (2)
C10—H10A···S10.932.503.2183 (13)134
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯AD—HH⋯ADAD—H⋯A
N2—H1N2⋯S1i0.84 (2)2.59 (2)3.3593 (15)153.6 (17)
N6—H1N6⋯N1ii0.90 (2)1.91 (2)2.7884 (15)168.0 (2)
C10—H10A⋯S10.932.503.2183 (13)134

Symmetry codes: (i) ; (ii) .

  3 in total

1.  A short history of SHELX.

Authors:  George M Sheldrick
Journal:  Acta Crystallogr A       Date:  2007-12-21       Impact factor: 2.290

2.  3-Ethyl-6-[3-(4-fluoro-phen-yl)-1H-pyrazol-4-yl]-1,2,4-triazolo[3,4-b][1,3,4]thia-diazole.

Authors:  Hoong-Kun Fun; Ching Kheng Quah; Shridhar Malladi; Arun M Isloor
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2010-10-13

3.  Structure validation in chemical crystallography.

Authors:  Anthony L Spek
Journal:  Acta Crystallogr D Biol Crystallogr       Date:  2009-01-20
  3 in total

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