organic compounds
of 2-(4-chlorophenyl)-3-(4-methoxyphenyl)-3-(methylsulfanyl)acrylonitrile
aDepartment of Physics, SJB Institute of Technology, Kengeri, Bangalore 560 060, India, bSolid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore 560 012, India, and cDepartment of Studies in Chemistry, Manasagangotri, University of Mysore, Mysore 570 006, India
*Correspondence e-mail: dorephy@gmail.com
In the title compound, C17H14ClNOS, the aromatic rings are inclined to one another by 64.22 (9)°. The acrylonitrile group (C=C—C≡N) is planar to within 0.003 (2) Å, with the S atom and the methyl C atom displaced from this plane by 0.2317 (6) and −0.637 (2) Å, respectively. In the crystal, molecules are linked via pairs of C—H⋯π interactions, forming inversion dimers. There are no other significant intermolecular interactions present.
Keywords: crystal structure; acrylonitrile; C—H⋯π interactions; biological activity; pharmacological activity.
CCDC reference: 1026843
1. Related literature
For the biological and pharmacological activities of acrylonitrile derivatives, see: Boëdec et al. (2008); Napolitano et al. (2001); Saczewski et al. (2004); Sommen et al. (2003). For related literature, see: Saufi & Ismail (2002); Urska et al. (2003).
2. Experimental
2.1. Crystal data
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2.2. Data collection
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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: SHELXL97 (Sheldrick, 2008); molecular graphics: PLATON (Spek, 2009); software used to prepare material for publication: SHELXL97.
Supporting information
CCDC reference: 1026843
10.1107/S1600536814021576/su2787sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536814021576/su2787Isup2.hkl
Supporting information file. DOI: 10.1107/S1600536814021576/su2787Isup3.cml
To a stirred suspension of NaH (0.45 g, 11.0 mmol, 60% suspension in oil) in dry THF (25 ml), a solution of (4-chloro-phenyl)-acetonitrile (0.75 g, 5.0 mmol) and 4-methoxy-dithiobenzoic acid methyl ester (0.99 g, 5.0 mmol) in dry THF (50 ml) was added drop wise at 273 K under a nitrogen atmosphere. The reaction mixture was stirred at room temperature for 4 h. It was again cooled to 273 K and methyl iodide (1.42 g, 10 mmol) was added drop wise. The reaction mixture was further stirred at room temperature for 4 h and poured into ice cold water (25 ml). The aqueous layer was extracted with CH2Cl2 (3 × 10 ml). The combined organic extracts were washed with water (1 × 20 ml), brine (1 × 20 ml), and dried over anhydrous Na2SO4. The solvent was evaporated under reduced pressure to give a crude product which was purified by silica gel column using EtOAc:hexane as
Colourless block-like crystals were grown by dissolving the product in absolute ethanol followed by slow evaporation at room temperature.The C-bound H atoms were positioned geometrically and allowed to ride on their parent atoms: C–H = 0.93 - 0.96 Å, with Uiso(H) = 1.5Ueq(C) for methyl H atoms and = 1.2Ueq(C) for other H atoms.
For the biological and pharmacological activities of acrylonitrile derivatives, see: Boëdec et al. (2008); Napolitano et al. (2001); Saczewski et al. (2004); Sommen et al. (2003). For related literature [on what subjects?], see: Saufi & Ismail (2002); Urska et al. (2003).
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: SHELXL97 (Sheldrick, 2008); molecular graphics: PLATON (Spek, 2009); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008).C17H14ClNOS | F(000) = 656 |
Mr = 315.81 | Dx = 1.360 Mg m−3 |
Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -P 2ybc | Cell parameters from 3537 reflections |
a = 8.3060 (4) Å | θ = 2.5–27.5° |
b = 10.5048 (6) Å | µ = 0.38 mm−1 |
c = 17.9795 (9) Å | T = 293 K |
β = 100.598 (5)° | Block, colourless |
V = 1542.00 (14) Å3 | 0.30 × 0.25 × 0.20 mm |
Z = 4 |
Bruker APEXII CCD area-detector diffractometer | Rint = 0.028 |
ω and φ scans | θmax = 27.5°, θmin = 2.5° |
6889 measured reflections | h = −10→6 |
3537 independent reflections | k = −13→5 |
2807 reflections with I > 2σ(I) | l = −23→23 |
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)] = 0.046 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.114 | H-atom parameters constrained |
S = 1.04 | w = 1/[σ2(Fo2) + (0.045P)2 + 0.3209P] where P = (Fo2 + 2Fc2)/3 |
3537 reflections | (Δ/σ)max < 0.001 |
192 parameters | Δρmax = 0.26 e Å−3 |
0 restraints | Δρmin = −0.26 e Å−3 |
C17H14ClNOS | V = 1542.00 (14) Å3 |
Mr = 315.81 | Z = 4 |
Monoclinic, P21/c | Mo Kα radiation |
a = 8.3060 (4) Å | µ = 0.38 mm−1 |
b = 10.5048 (6) Å | T = 293 K |
c = 17.9795 (9) Å | 0.30 × 0.25 × 0.20 mm |
β = 100.598 (5)° |
Bruker APEXII CCD area-detector diffractometer | 2807 reflections with I > 2σ(I) |
6889 measured reflections | Rint = 0.028 |
3537 independent reflections |
R[F2 > 2σ(F2)] = 0.046 | 0 restraints |
wR(F2) = 0.114 | H-atom parameters constrained |
S = 1.04 | Δρmax = 0.26 e Å−3 |
3537 reflections | Δρmin = −0.26 e Å−3 |
192 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 | ||
Cl7 | −0.19319 (7) | 1.21573 (7) | −0.19619 (4) | 0.0708 (2) | |
S12 | 0.39592 (6) | 0.84311 (6) | 0.00222 (3) | 0.0463 (2) | |
O20 | 1.09261 (17) | 0.59095 (16) | −0.06455 (9) | 0.0603 (6) | |
N10 | 0.5710 (2) | 0.9039 (2) | −0.25595 (10) | 0.0575 (7) | |
C1 | 0.2687 (2) | 1.09961 (19) | −0.18246 (10) | 0.0396 (6) | |
C2 | 0.1284 (2) | 1.1742 (2) | −0.19521 (11) | 0.0463 (6) | |
C3 | −0.0153 (2) | 1.1236 (2) | −0.18024 (11) | 0.0441 (6) | |
C4 | −0.0223 (2) | 1.0011 (2) | −0.15428 (12) | 0.0496 (7) | |
C5 | 0.1178 (2) | 0.9272 (2) | −0.14196 (11) | 0.0452 (6) | |
C6 | 0.2658 (2) | 0.97624 (18) | −0.15536 (9) | 0.0347 (5) | |
C8 | 0.4179 (2) | 0.89756 (18) | −0.14288 (10) | 0.0346 (5) | |
C9 | 0.5065 (2) | 0.8996 (2) | −0.20479 (10) | 0.0401 (6) | |
C11 | 0.4820 (2) | 0.83108 (18) | −0.07963 (10) | 0.0353 (5) | |
C13 | 0.4464 (3) | 0.6919 (2) | 0.04764 (12) | 0.0570 (8) | |
C14 | 0.6374 (2) | 0.75884 (19) | −0.07423 (10) | 0.0350 (5) | |
C15 | 0.7767 (2) | 0.7996 (2) | −0.02329 (10) | 0.0402 (6) | |
C16 | 0.9244 (2) | 0.7402 (2) | −0.02164 (11) | 0.0443 (6) | |
C17 | 0.9379 (2) | 0.6388 (2) | −0.06941 (11) | 0.0406 (6) | |
C18 | 0.8005 (2) | 0.5942 (2) | −0.11771 (11) | 0.0441 (6) | |
C19 | 0.6513 (2) | 0.6553 (2) | −0.11980 (11) | 0.0429 (6) | |
C21 | 1.1194 (3) | 0.4982 (3) | −0.11813 (15) | 0.0742 (10) | |
H1 | 0.36640 | 1.13300 | −0.19230 | 0.0470* | |
H2 | 0.13140 | 1.25680 | −0.21350 | 0.0550* | |
H4 | −0.12060 | 0.96800 | −0.14510 | 0.0600* | |
H5 | 0.11330 | 0.84410 | −0.12460 | 0.0540* | |
H13A | 0.40050 | 0.62460 | 0.01420 | 0.0860* | |
H13B | 0.40220 | 0.68780 | 0.09330 | 0.0860* | |
H13C | 0.56320 | 0.68250 | 0.05960 | 0.0860* | |
H15 | 0.76880 | 0.86710 | 0.00940 | 0.0480* | |
H16 | 1.01650 | 0.76820 | 0.01190 | 0.0530* | |
H18 | 0.80790 | 0.52400 | −0.14840 | 0.0530* | |
H19 | 0.55900 | 0.62580 | −0.15260 | 0.0520* | |
H21A | 1.06080 | 0.42180 | −0.11070 | 0.1110* | |
H21B | 1.23430 | 0.47980 | −0.11170 | 0.1110* | |
H21C | 1.08110 | 0.53000 | −0.16830 | 0.1110* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cl7 | 0.0571 (3) | 0.0760 (5) | 0.0789 (4) | 0.0308 (3) | 0.0114 (3) | 0.0093 (4) |
S12 | 0.0507 (3) | 0.0523 (3) | 0.0385 (3) | 0.0136 (2) | 0.0150 (2) | 0.0035 (2) |
O20 | 0.0451 (8) | 0.0666 (11) | 0.0699 (10) | 0.0192 (7) | 0.0125 (7) | −0.0035 (9) |
N10 | 0.0579 (11) | 0.0707 (14) | 0.0479 (10) | 0.0082 (10) | 0.0199 (8) | 0.0068 (10) |
C1 | 0.0436 (10) | 0.0401 (11) | 0.0362 (9) | −0.0011 (8) | 0.0104 (8) | 0.0014 (9) |
C2 | 0.0594 (12) | 0.0383 (11) | 0.0421 (10) | 0.0073 (9) | 0.0120 (9) | 0.0045 (9) |
C3 | 0.0447 (10) | 0.0491 (12) | 0.0376 (10) | 0.0149 (9) | 0.0049 (8) | −0.0006 (9) |
C4 | 0.0348 (9) | 0.0585 (14) | 0.0548 (12) | 0.0010 (9) | 0.0065 (8) | 0.0081 (11) |
C5 | 0.0393 (10) | 0.0412 (12) | 0.0532 (11) | −0.0006 (8) | 0.0033 (8) | 0.0103 (10) |
C6 | 0.0369 (9) | 0.0369 (10) | 0.0293 (8) | 0.0019 (8) | 0.0033 (7) | −0.0004 (8) |
C8 | 0.0344 (9) | 0.0353 (10) | 0.0336 (9) | −0.0007 (7) | 0.0051 (7) | −0.0027 (8) |
C9 | 0.0374 (9) | 0.0437 (12) | 0.0377 (10) | 0.0035 (8) | 0.0033 (8) | 0.0013 (9) |
C11 | 0.0360 (9) | 0.0346 (10) | 0.0351 (9) | −0.0002 (7) | 0.0064 (7) | −0.0039 (8) |
C13 | 0.0608 (13) | 0.0651 (16) | 0.0479 (12) | 0.0059 (11) | 0.0171 (10) | 0.0161 (11) |
C14 | 0.0368 (9) | 0.0365 (10) | 0.0321 (8) | 0.0022 (7) | 0.0078 (7) | 0.0015 (8) |
C15 | 0.0423 (10) | 0.0408 (11) | 0.0370 (9) | −0.0008 (8) | 0.0063 (8) | −0.0078 (9) |
C16 | 0.0358 (9) | 0.0521 (13) | 0.0437 (10) | −0.0014 (9) | 0.0036 (8) | −0.0044 (10) |
C17 | 0.0405 (10) | 0.0420 (12) | 0.0409 (10) | 0.0071 (8) | 0.0118 (8) | 0.0077 (9) |
C18 | 0.0552 (11) | 0.0366 (11) | 0.0405 (10) | 0.0078 (9) | 0.0091 (9) | −0.0052 (9) |
C19 | 0.0434 (10) | 0.0434 (12) | 0.0396 (10) | 0.0022 (9) | 0.0013 (8) | −0.0049 (9) |
C21 | 0.0776 (17) | 0.0797 (19) | 0.0691 (15) | 0.0403 (15) | 0.0239 (13) | 0.0036 (15) |
Cl7—C3 | 1.745 (2) | C15—C16 | 1.372 (3) |
S12—C11 | 1.7550 (18) | C16—C17 | 1.386 (3) |
S12—C13 | 1.800 (2) | C17—C18 | 1.383 (3) |
O20—C17 | 1.368 (2) | C18—C19 | 1.390 (3) |
O20—C21 | 1.416 (3) | C1—H1 | 0.9300 |
N10—C9 | 1.147 (2) | C2—H2 | 0.9300 |
C1—C2 | 1.388 (3) | C4—H4 | 0.9300 |
C1—C6 | 1.386 (3) | C5—H5 | 0.9300 |
C2—C3 | 1.378 (3) | C13—H13A | 0.9600 |
C3—C4 | 1.374 (3) | C13—H13B | 0.9600 |
C4—C5 | 1.382 (3) | C13—H13C | 0.9600 |
C5—C6 | 1.394 (2) | C15—H15 | 0.9300 |
C6—C8 | 1.492 (2) | C16—H16 | 0.9300 |
C8—C9 | 1.443 (2) | C18—H18 | 0.9300 |
C8—C11 | 1.357 (3) | C19—H19 | 0.9300 |
C11—C14 | 1.485 (2) | C21—H21A | 0.9600 |
C14—C15 | 1.404 (2) | C21—H21B | 0.9600 |
C14—C19 | 1.379 (3) | C21—H21C | 0.9600 |
C11—S12—C13 | 102.71 (10) | C2—C1—H1 | 119.00 |
C17—O20—C21 | 118.21 (17) | C6—C1—H1 | 119.00 |
C2—C1—C6 | 121.16 (16) | C1—C2—H2 | 121.00 |
C1—C2—C3 | 118.77 (19) | C3—C2—H2 | 121.00 |
Cl7—C3—C2 | 119.45 (16) | C3—C4—H4 | 120.00 |
Cl7—C3—C4 | 119.20 (14) | C5—C4—H4 | 120.00 |
C2—C3—C4 | 121.34 (17) | C4—C5—H5 | 120.00 |
C3—C4—C5 | 119.57 (17) | C6—C5—H5 | 120.00 |
C4—C5—C6 | 120.52 (19) | S12—C13—H13A | 109.00 |
C1—C6—C5 | 118.62 (17) | S12—C13—H13B | 109.00 |
C1—C6—C8 | 120.12 (15) | S12—C13—H13C | 110.00 |
C5—C6—C8 | 121.24 (17) | H13A—C13—H13B | 109.00 |
C6—C8—C9 | 114.44 (15) | H13A—C13—H13C | 109.00 |
C6—C8—C11 | 127.02 (16) | H13B—C13—H13C | 109.00 |
C9—C8—C11 | 118.48 (16) | C14—C15—H15 | 120.00 |
N10—C9—C8 | 176.9 (2) | C16—C15—H15 | 120.00 |
S12—C11—C8 | 120.54 (14) | C15—C16—H16 | 120.00 |
S12—C11—C14 | 117.73 (13) | C17—C16—H16 | 120.00 |
C8—C11—C14 | 121.34 (16) | C17—C18—H18 | 120.00 |
C11—C14—C15 | 119.27 (17) | C19—C18—H18 | 120.00 |
C11—C14—C19 | 122.06 (16) | C14—C19—H19 | 119.00 |
C15—C14—C19 | 118.62 (16) | C18—C19—H19 | 119.00 |
C14—C15—C16 | 120.12 (18) | O20—C21—H21A | 109.00 |
C15—C16—C17 | 120.68 (17) | O20—C21—H21B | 110.00 |
O20—C17—C16 | 115.16 (16) | O20—C21—H21C | 109.00 |
O20—C17—C18 | 124.96 (18) | H21A—C21—H21B | 109.00 |
C16—C17—C18 | 119.88 (17) | H21A—C21—H21C | 109.00 |
C17—C18—C19 | 119.30 (19) | H21B—C21—H21C | 109.00 |
C14—C19—C18 | 121.31 (17) | ||
C13—S12—C11—C8 | 152.50 (16) | C9—C8—C11—S12 | 170.97 (14) |
C13—S12—C11—C14 | −34.67 (17) | C9—C8—C11—C14 | −1.6 (3) |
C21—O20—C17—C18 | 7.3 (3) | C6—C8—C11—S12 | −5.9 (3) |
C21—O20—C17—C16 | −172.2 (2) | C6—C8—C11—C14 | −178.51 (17) |
C2—C1—C6—C8 | 179.37 (17) | S12—C11—C14—C15 | −60.3 (2) |
C2—C1—C6—C5 | 0.9 (3) | C8—C11—C14—C19 | −65.1 (3) |
C6—C1—C2—C3 | 0.2 (3) | S12—C11—C14—C19 | 122.17 (18) |
C1—C2—C3—Cl7 | −179.80 (15) | C8—C11—C14—C15 | 112.5 (2) |
C1—C2—C3—C4 | −1.0 (3) | C11—C14—C19—C18 | 175.46 (18) |
C2—C3—C4—C5 | 0.8 (3) | C15—C14—C19—C18 | −2.1 (3) |
Cl7—C3—C4—C5 | 179.59 (16) | C11—C14—C15—C16 | −174.94 (18) |
C3—C4—C5—C6 | 0.3 (3) | C19—C14—C15—C16 | 2.7 (3) |
C4—C5—C6—C8 | −179.57 (18) | C14—C15—C16—C17 | −0.7 (3) |
C4—C5—C6—C1 | −1.1 (3) | C15—C16—C17—C18 | −2.0 (3) |
C1—C6—C8—C9 | −47.0 (2) | C15—C16—C17—O20 | 177.50 (18) |
C5—C6—C8—C11 | −51.5 (3) | O20—C17—C18—C19 | −176.86 (19) |
C1—C6—C8—C11 | 130.0 (2) | C16—C17—C18—C19 | 2.6 (3) |
C5—C6—C8—C9 | 131.45 (18) | C17—C18—C19—C14 | −0.5 (3) |
Cg1 is the centroid of the C1–C6 ring. |
D—H···A | D—H | H···A | D···A | D—H···A |
C15—H15···Cg1i | 0.93 | 2.96 | 3.739 (2) | 142 |
Symmetry code: (i) −x+1, −y+2, −z. |
Cg1 is the centroid of the C1–C6 ring. |
D—H···A | D—H | H···A | D···A | D—H···A |
C15—H15···Cg1i | 0.93 | 2.96 | 3.739 (2) | 142 |
Symmetry code: (i) −x+1, −y+2, −z. |
Acknowledgements
The authors are grateful to the SJB Institute of Technology, Kengeri, Bangalore, for their support.
References
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