organic compounds
Z)-3-allyl-5-(4-chlorobenzylidene)-2-sulfanylidene-1,3-thiazolidin-4-one
of (aLaboratoire de Chimie Organique et Analytique, Université Sultan Moulay Slimane, Faculté des Sciences et Techniques, Béni-Mellal, BP 523, Morocco, and bLaboratoire de Chimie du Solide Appliquée, Faculté des Sciences, Université Mohammed V de Rabat, Avenue Ibn Battouta, BP 1014, Rabat, Morocco
*Correspondence e-mail: r_elajlaoui@yahoo.fr
In the title compound, C13H10ClNOS2, the dihedral angle between the rhodanine (r.m.s. deviation = 0.008 Å) and 4-chlorobenzylidene rings is 1.79 (11)°. The allyl group attached to the N atom, which lies almost perpendicular to the rhodanine ring, is disordered over two orientations in a 0.519 (13):0.481 (13) ratio. A short intramolecular C—H⋯S interaction closes an S(6) ring. In the crystal, molecules are linked by π–π stacking interactions [centroid–centroid separation = 3.600 (15) Å], generating inversion dimers.
Keywords: crystal structure; rhodanine-based molecules; pharmacological activity; biological activity; 1,3-thiazolidin-4-one.
CCDC reference: 1439050
1. Related literature
For a related structure and background to the pharmacological and biological activities of rhodanine-based molecules, see: El Ajlaoui et al. (2015).
2. Experimental
2.1. Crystal data
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2.3. Refinement
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Data collection: APEX2 (Bruker, 2009); cell SAINT (Bruker, 2009); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL2014 (Sheldrick, 2015); molecular graphics: ORTEPIII (Burnett & Johnson, 1996) and ORTEP-3 for Windows (Farrugia, 2012); software used to prepare material for publication: publCIF (Westrip, 2010).
Supporting information
CCDC reference: 1439050
https://doi.org/10.1107/S2056989015022689/hb7551sup1.cif
contains datablock I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S2056989015022689/hb7551Isup2.hkl
Supporting information file. DOI: https://doi.org/10.1107/S2056989015022689/hb7551Isup3.cml
To a solution of 3-allylrhodanine (1.15 mmol, 0.2 g) in 10 mL of THF, (4-chlorobenzylidene)-4-methyl-5-oxopyrazolidin-2-ium-1-ide (1.38 mmol) was added. The mixture was refluxed for 8 h, monitored by TLC, the reaction completed and a yellow spot (TLC Rf = 0.3, using hexane/ethyl acetate 1:9) was generated cleanly. The solvent was evaporated in vacuo. The crude product was purified on silica gel using hexane: ethyl acetate (1/9) as
The title compound was recrystallized from ethanol (Yield: 72%, m.p.: 371 K).H atoms were located in a difference map and treated as riding with C–H = 0.97 Å and C–H = 0.93 Å for methylene and aromatic, respectively. All hydrogen with Uiso(H) = 1.2 Ueq for methylene and aromatic. The reflection (0 0 1) affected by the beam-stop is removed during refinement.
As part of our ongoing studies of rhodanine derivatives, we now describe the title compound.
The molecule of the title compound is build up from a rhodanine ring (S1–N1–C8–C9–C10) linked to an disordered allyl group (48%/52%) (C11–C12AC12B–C13AC13B) and at the nitrogen atom and to a 4-chlorobenzylidene ring system (C1 to C6) as shown in Fig.1. The mean plane through the rhodanine ring is almost perpendicular to the allyl group and makes a dihedral angle of 1.79 (11)° with the 4-chlorobenzylidene ring system. Nearly the same structure is observed by El Ajlaoui et al. 2015 in (Z)-3-Allyl-5-(4-methyl-benzylidene)-2- thioxothiazolidin-4-one.
The cohesion of the π—π interaction between molecules forming inversion dimers as shown in Fig.2.
is ensured byFor a related structure and background to the pharmacological and biological activities of rhodanine-based molecules, see: El Ajlaoui et al. (2015).
Data collection: APEX2 (Bruker, 2009); cell
SAINT (Bruker, 2009); data reduction: SAINT (Bruker, 2009); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL2014 (Sheldrick, 2015); molecular graphics: ORTEPIII (Burnett & Johnson, 1996) and ORTEP-3 for Windows (Farrugia, 2012); software used to prepare material for publication: publCIF (Westrip, 2010).C13H10ClNOS2 | F(000) = 304 |
Mr = 295.79 | Dx = 1.445 Mg m−3 |
Triclinic, P1 | Melting point: 371 K |
a = 7.6197 (8) Å | Mo Kα radiation, λ = 0.71073 Å |
b = 7.9849 (7) Å | Cell parameters from 3249 reflections |
c = 13.0624 (14) Å | θ = 2.9–27.9° |
α = 77.600 (5)° | µ = 0.57 mm−1 |
β = 77.996 (5)° | T = 296 K |
γ = 61.954 (4)° | Block, colourless |
V = 679.76 (12) Å3 | 0.37 × 0.25 × 0.21 mm |
Z = 2 |
Bruker X8 APEX CCD diffractometer | 3249 independent reflections |
Radiation source: fine-focus sealed tube | 2199 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.038 |
φ and ω scans | θmax = 27.9°, θmin = 2.9° |
Absorption correction: multi-scan (SADABS; Bruker, 2009) | h = −10→9 |
Tmin = 0.656, Tmax = 0.746 | k = −10→10 |
24189 measured reflections | l = −17→17 |
Refinement on F2 | 3 restraints |
Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
R[F2 > 2σ(F2)] = 0.047 | H-atom parameters constrained |
wR(F2) = 0.144 | w = 1/[σ2(Fo2) + (0.0576P)2 + 0.2968P] where P = (Fo2 + 2Fc2)/3 |
S = 1.04 | (Δ/σ)max = 0.001 |
3249 reflections | Δρmax = 0.38 e Å−3 |
182 parameters | Δρmin = −0.35 e Å−3 |
C13H10ClNOS2 | γ = 61.954 (4)° |
Mr = 295.79 | V = 679.76 (12) Å3 |
Triclinic, P1 | Z = 2 |
a = 7.6197 (8) Å | Mo Kα radiation |
b = 7.9849 (7) Å | µ = 0.57 mm−1 |
c = 13.0624 (14) Å | T = 296 K |
α = 77.600 (5)° | 0.37 × 0.25 × 0.21 mm |
β = 77.996 (5)° |
Bruker X8 APEX CCD diffractometer | 3249 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2009) | 2199 reflections with I > 2σ(I) |
Tmin = 0.656, Tmax = 0.746 | Rint = 0.038 |
24189 measured reflections |
R[F2 > 2σ(F2)] = 0.047 | 3 restraints |
wR(F2) = 0.144 | H-atom parameters constrained |
S = 1.04 | Δρmax = 0.38 e Å−3 |
3249 reflections | Δρmin = −0.35 e Å−3 |
182 parameters |
Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. |
x | y | z | Uiso*/Ueq | Occ. (<1) | |
C1 | −0.1200 (4) | 0.7895 (3) | 0.6827 (2) | 0.0698 (7) | |
C2 | −0.0835 (4) | 0.7296 (4) | 0.5860 (2) | 0.0709 (7) | |
H2 | −0.1709 | 0.6939 | 0.5668 | 0.085* | |
C3 | 0.0823 (4) | 0.7228 (3) | 0.5181 (2) | 0.0652 (6) | |
H3 | 0.1060 | 0.6822 | 0.4528 | 0.078* | |
C4 | 0.2174 (3) | 0.7752 (3) | 0.54439 (19) | 0.0574 (6) | |
C5 | 0.1746 (4) | 0.8355 (3) | 0.6429 (2) | 0.0678 (7) | |
H5 | 0.2612 | 0.8714 | 0.6627 | 0.081* | |
C6 | 0.0086 (5) | 0.8438 (4) | 0.7117 (2) | 0.0762 (7) | |
H6 | −0.0170 | 0.8853 | 0.7769 | 0.091* | |
C7 | 0.3946 (4) | 0.7721 (3) | 0.4765 (2) | 0.0592 (6) | |
H4 | 0.4665 | 0.8149 | 0.5045 | 0.071* | |
C8 | 0.4733 (4) | 0.7186 (3) | 0.38062 (19) | 0.0584 (6) | |
C9 | 0.6604 (4) | 0.7264 (3) | 0.3269 (2) | 0.0634 (6) | |
C10 | 0.5892 (4) | 0.6044 (4) | 0.2013 (2) | 0.0712 (7) | |
C11 | 0.8918 (5) | 0.6605 (5) | 0.1606 (3) | 0.0912 (9) | |
H11A | 0.9341 | 0.5757 | 0.1079 | 0.109* | |
H11B | 1.0013 | 0.6194 | 0.2015 | 0.109* | |
C12A | 0.8259 (17) | 0.8701 (16) | 0.1084 (6) | 0.100 (3) | 0.519 (13) |
H12A | 0.8190 | 0.9597 | 0.1463 | 0.120* | 0.519 (13) |
C13A | 0.779 (2) | 0.925 (2) | 0.0099 (6) | 0.131 (4) | 0.519 (13) |
H13A | 0.7852 | 0.8369 | −0.0287 | 0.157* | 0.519 (13) |
H13B | 0.7393 | 1.0524 | −0.0202 | 0.157* | 0.519 (13) |
C12B | 0.8935 (18) | 0.8039 (12) | 0.0686 (7) | 0.144 (6) | 0.481 (13) |
H12B | 1.0008 | 0.7686 | 0.0151 | 0.172* | 0.481 (13) |
C13B | 0.747 (2) | 0.9822 (14) | 0.0591 (12) | 0.140 (6) | 0.481 (13) |
H13C | 0.6384 | 1.0200 | 0.1117 | 0.168* | 0.481 (13) |
H13D | 0.7530 | 1.0688 | −0.0002 | 0.168* | 0.481 (13) |
N1 | 0.7137 (3) | 0.6620 (3) | 0.22888 (17) | 0.0667 (5) | |
O1 | 0.7595 (3) | 0.7794 (3) | 0.36081 (16) | 0.0818 (6) | |
S1 | 0.38675 (10) | 0.63202 (10) | 0.29984 (6) | 0.0703 (2) | |
S2 | 0.61487 (17) | 0.51989 (15) | 0.09357 (7) | 0.1047 (3) | |
Cl1 | −0.33030 (13) | 0.79962 (14) | 0.76777 (7) | 0.1017 (3) |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0656 (15) | 0.0542 (13) | 0.0814 (17) | −0.0180 (11) | −0.0213 (13) | −0.0017 (12) |
C2 | 0.0635 (15) | 0.0670 (15) | 0.0856 (18) | −0.0260 (12) | −0.0248 (14) | −0.0091 (13) |
C3 | 0.0675 (15) | 0.0583 (13) | 0.0731 (15) | −0.0225 (12) | −0.0262 (12) | −0.0119 (11) |
C4 | 0.0618 (13) | 0.0388 (10) | 0.0715 (14) | −0.0163 (9) | −0.0270 (11) | −0.0041 (10) |
C5 | 0.0759 (17) | 0.0565 (13) | 0.0795 (17) | −0.0280 (12) | −0.0257 (14) | −0.0138 (12) |
C6 | 0.0841 (19) | 0.0632 (15) | 0.0758 (17) | −0.0217 (14) | −0.0203 (15) | −0.0153 (13) |
C7 | 0.0652 (14) | 0.0444 (11) | 0.0755 (15) | −0.0228 (10) | −0.0310 (12) | −0.0052 (10) |
C8 | 0.0647 (14) | 0.0441 (11) | 0.0727 (15) | −0.0224 (10) | −0.0320 (12) | −0.0019 (10) |
C9 | 0.0704 (15) | 0.0502 (12) | 0.0743 (16) | −0.0265 (11) | −0.0300 (12) | 0.0017 (11) |
C10 | 0.0826 (17) | 0.0618 (14) | 0.0712 (16) | −0.0280 (13) | −0.0312 (14) | −0.0024 (12) |
C11 | 0.094 (2) | 0.101 (2) | 0.082 (2) | −0.0513 (19) | −0.0114 (17) | −0.0002 (17) |
C12A | 0.118 (7) | 0.113 (8) | 0.074 (5) | −0.068 (7) | 0.019 (5) | −0.014 (5) |
C13A | 0.134 (10) | 0.109 (9) | 0.136 (9) | −0.044 (8) | −0.018 (8) | −0.011 (7) |
C12B | 0.221 (15) | 0.113 (8) | 0.077 (7) | −0.075 (9) | 0.033 (8) | −0.022 (6) |
C13B | 0.147 (9) | 0.103 (8) | 0.092 (9) | −0.008 (7) | 0.022 (7) | −0.009 (6) |
N1 | 0.0715 (13) | 0.0601 (11) | 0.0714 (13) | −0.0293 (10) | −0.0238 (11) | −0.0003 (10) |
O1 | 0.0901 (13) | 0.0898 (13) | 0.0922 (13) | −0.0563 (11) | −0.0284 (11) | −0.0093 (10) |
S1 | 0.0730 (4) | 0.0733 (4) | 0.0787 (4) | −0.0340 (3) | −0.0272 (3) | −0.0173 (3) |
S2 | 0.1285 (8) | 0.1284 (8) | 0.0783 (5) | −0.0645 (6) | −0.0206 (5) | −0.0303 (5) |
Cl1 | 0.0793 (5) | 0.1100 (7) | 0.1008 (6) | −0.0346 (5) | −0.0040 (4) | −0.0102 (5) |
C1—C2 | 1.374 (4) | C9—N1 | 1.392 (3) |
C1—C6 | 1.384 (4) | C10—N1 | 1.366 (3) |
C1—Cl1 | 1.728 (3) | C10—S2 | 1.626 (3) |
C2—C3 | 1.370 (4) | C10—S1 | 1.749 (3) |
C2—H2 | 0.9300 | C11—N1 | 1.457 (4) |
C3—C4 | 1.402 (3) | C11—C12B | 1.4743 (10) |
C3—H3 | 0.9300 | C11—C12A | 1.543 (11) |
C4—C5 | 1.392 (3) | C11—H11A | 0.9700 |
C4—C7 | 1.445 (4) | C11—H11B | 0.9700 |
C5—C6 | 1.373 (4) | C12A—C13A | 1.3334 (10) |
C5—H5 | 0.9300 | C12A—H12A | 0.9300 |
C6—H6 | 0.9300 | C13A—H13A | 0.9300 |
C7—C8 | 1.338 (3) | C13A—H13B | 0.9300 |
C7—H4 | 0.9300 | C12B—C13B | 1.3333 (10) |
C8—C9 | 1.475 (4) | C12B—H12B | 0.9300 |
C8—S1 | 1.749 (2) | C13B—H13C | 0.9300 |
C9—O1 | 1.211 (3) | C13B—H13D | 0.9300 |
C2—C1—C6 | 120.6 (3) | N1—C10—S2 | 127.3 (2) |
C2—C1—Cl1 | 119.4 (2) | N1—C10—S1 | 110.9 (2) |
C6—C1—Cl1 | 119.9 (2) | S2—C10—S1 | 121.89 (17) |
C3—C2—C1 | 119.5 (2) | N1—C11—C12B | 125.5 (5) |
C3—C2—H2 | 120.2 | N1—C11—C12A | 104.4 (5) |
C1—C2—H2 | 120.2 | N1—C11—H11A | 110.9 |
C2—C3—C4 | 121.8 (2) | C12A—C11—H11A | 110.9 |
C2—C3—H3 | 119.1 | N1—C11—H11B | 110.9 |
C4—C3—H3 | 119.1 | C12A—C11—H11B | 110.9 |
C5—C4—C3 | 116.8 (2) | H11A—C11—H11B | 108.9 |
C5—C4—C7 | 118.5 (2) | C13A—C12A—C11 | 121.3 (11) |
C3—C4—C7 | 124.7 (2) | C13A—C12A—H12A | 119.4 |
C6—C5—C4 | 122.1 (2) | C11—C12A—H12A | 119.4 |
C6—C5—H5 | 119.0 | C12A—C13A—H13A | 120.0 |
C4—C5—H5 | 119.0 | C12A—C13A—H13B | 120.0 |
C5—C6—C1 | 119.1 (3) | H13A—C13A—H13B | 120.0 |
C5—C6—H6 | 120.4 | C13B—C12B—C11 | 122.4 (11) |
C1—C6—H6 | 120.4 | C13B—C12B—H12B | 118.8 |
C8—C7—C4 | 131.4 (2) | C11—C12B—H12B | 118.8 |
C8—C7—H4 | 114.3 | C12B—C13B—H13C | 120.0 |
C4—C7—H4 | 114.3 | C12B—C13B—H13D | 120.0 |
C7—C8—C9 | 121.4 (2) | H13C—C13B—H13D | 120.0 |
C7—C8—S1 | 129.3 (2) | C10—N1—C9 | 116.3 (2) |
C9—C8—S1 | 109.29 (18) | C10—N1—C11 | 123.1 (3) |
O1—C9—N1 | 122.6 (3) | C9—N1—C11 | 120.6 (2) |
O1—C9—C8 | 126.4 (3) | C8—S1—C10 | 92.62 (12) |
N1—C9—C8 | 110.9 (2) |
Acknowledgements
The authors thank the Unit of Support for Technical and Scientific Research (UATRS, CNRST) for the X-ray measurements and the University Sultan Moulay Slimane, Beni-Mellal, Morocco, for financial support.
References
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As part of our ongoing studies of rhodanine derivatives, we now describe the title compound.
The molecule of the title compound is build up from a rhodanine ring (S1–N1–C8–C9–C10) linked to an disordered allyl group (48%/52%) (C11–C12AC12B–C13AC13B) and at the nitrogen atom and to a 4-chlorobenzylidene ring system (C1 to C6) as shown in Fig.1. The mean plane through the rhodanine ring is almost perpendicular to the allyl group and makes a dihedral angle of 1.79 (11)° with the 4-chlorobenzylidene ring system. Nearly the same structure is observed by El Ajlaoui et al. 2015 in (Z)-3-Allyl-5-(4-methyl-benzylidene)-2- thioxothiazolidin-4-one.
The cohesion of the crystal structure is ensured by π—π interaction between molecules forming inversion dimers as shown in Fig.2.