organic compounds
5-Cyclohexyl-3-ethylsulfinyl-2-(3-fluorophenyl)-1-benzofuran
aDepartment of Chemistry, Dongeui University, San 24 Kaya-dong, Busanjin-gu, Busan 614-714, Republic of Korea, and bDepartment of Chemistry, Pukyong National University, 599-1 Daeyeon 3-dong, Nam-gu, Busan 608-737, Republic of Korea
*Correspondence e-mail: uklee@pknu.ac.kr
In the title compound, C22H23FO2S, the cyclohexyl ring adopts a chair conformation. The dihedral angle between the mean plane [r.m.s. deviation = 0.013 (2) Å] of the benzofuran ring system and the mean plane [r.m.s. deviation = 0.009 (2) Å] of the 3-fluorophenyl ring is 24.80 (4)°. In the crystal, molecules are connected by C—H⋯O hydrogen bonds, forming chains along [10-1]. These chains are linked via C—H⋯F hydrogen bonds, forming a three-dimensional structure. There are also interplanar interactions present involving the furan ring of the benzofuran ring system and the 3-fluorophenyl ring [centroid–centroid distance = 3.728 (2) Å].
Related literature
For background information and the crystal structures of related compounds, see: Choi et al. (2011, 2012).
Experimental
Crystal data
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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: ORTEP-3 for Windows (Farrugia, 2012) and DIAMOND (Brandenburg, 1998); software used to prepare material for publication: SHELXL97.
Supporting information
10.1107/S1600536813023180/su2636sup1.cif
contains datablock I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536813023180/su2636Isup2.hkl
Supporting information file. DOI: 10.1107/S1600536813023180/su2636Isup3.cml
3-Chloroperoxybenzoic acid (77%, 202 mg, 0.9 mmol) was added in small portions to a stirred solution of 5-cyclohexyl-3-ethylsulfanyl-2-(3-fluorophenyl)-1-benzofuran (283 mg, 0.8 mmol) in dichloromethane (40 mL) at 273 K. After being stirred at room temperature for 5h, the mixture was washed with saturated sodium bicarbonate solution and the organic layer was separated, dried over magnesium sulfate, filtered and concentrated at reduced pressure. The residue was purified by
(hexane–ethyl acetate, 2:1 v/v) to afford the title compound as a colourless solid [yield 70%, m.p. 417–418 K; Rf = 0.68 (hexane-ethyl acetate, 2:1 v/v)]. Colourless block-like crystals, suitable for X-ray were prepared by slow evaporation of a solution of the title compound in acetone at room temperature.The reported
was obtained using the TWIN/BASF procedure in SHELXL (Sheldrick, 2008). All H atoms were positioned geometrically and refined using a riding model: C—H = 0.95 Å for aryl, 1.00 Å for methine, 0.99 Å for methylene and 0.98 Å for methyl H atoms, with Uiso(H) = 1.5Ueq(C) for methyl H atoms and = 1.2Ueq(C) for other H atoms. The positions of methyl hydrogens were optimized rotationally.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: ORTEP-3 for Windows (Farrugia, 2012) and DIAMOND (Brandenburg, 1998); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008).Fig. 1. The molecular structure of the title molecule, with atom labelling. Displacement ellipsoids are drawn at the 50% probability level. |
C22H23FO2S | F(000) = 784 |
Mr = 370.46 | Dx = 1.312 Mg m−3 |
Monoclinic, Cc | Melting point = 417–418 K |
Hall symbol: C -2yc | Mo Kα radiation, λ = 0.71073 Å |
a = 15.1363 (5) Å | Cell parameters from 3291 reflections |
b = 15.9252 (6) Å | θ = 2.2–27.2° |
c = 10.6440 (6) Å | µ = 0.20 mm−1 |
β = 133.053 (1)° | T = 173 K |
V = 1874.83 (14) Å3 | Block, colourless |
Z = 4 | 0.40 × 0.29 × 0.19 mm |
Bruker SMART APEXII CCD diffractometer | 3085 independent reflections |
Radiation source: rotating anode | 2842 reflections with I > 2σ(I) |
Graphite multilayer monochromator | Rint = 0.030 |
Detector resolution: 10.0 pixels mm-1 | θmax = 27.0°, θmin = 2.2° |
ϕ and ω scans | h = −17→19 |
Absorption correction: multi-scan (SADABS; Bruker, 2009) | k = −20→20 |
Tmin = 0.634, Tmax = 0.746 | l = −12→13 |
8392 measured reflections |
Refinement on F2 | Secondary atom site location: difference Fourier map |
Least-squares matrix: full | Hydrogen site location: difference Fourier map |
R[F2 > 2σ(F2)] = 0.032 | H-atom parameters constrained |
wR(F2) = 0.074 | w = 1/[σ2(Fo2) + (0.0331P)2 + 0.634P] where P = (Fo2 + 2Fc2)/3 |
S = 1.04 | (Δ/σ)max = 0.001 |
3085 reflections | Δρmax = 0.17 e Å−3 |
237 parameters | Δρmin = −0.22 e Å−3 |
2 restraints | Absolute structure: Flack (1983), 1045 (51%) Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: 0.05 (7) |
C22H23FO2S | V = 1874.83 (14) Å3 |
Mr = 370.46 | Z = 4 |
Monoclinic, Cc | Mo Kα radiation |
a = 15.1363 (5) Å | µ = 0.20 mm−1 |
b = 15.9252 (6) Å | T = 173 K |
c = 10.6440 (6) Å | 0.40 × 0.29 × 0.19 mm |
β = 133.053 (1)° |
Bruker SMART APEXII CCD diffractometer | 3085 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2009) | 2842 reflections with I > 2σ(I) |
Tmin = 0.634, Tmax = 0.746 | Rint = 0.030 |
8392 measured reflections |
R[F2 > 2σ(F2)] = 0.032 | H-atom parameters constrained |
wR(F2) = 0.074 | Δρmax = 0.17 e Å−3 |
S = 1.04 | Δρmin = −0.22 e Å−3 |
3085 reflections | Absolute structure: Flack (1983), 1045 (51%) Friedel pairs |
237 parameters | Absolute structure parameter: 0.05 (7) |
2 restraints |
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. |
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 | ||
S1 | 0.58145 (5) | 0.71011 (3) | 0.55769 (7) | 0.02664 (12) | |
F1 | 0.83575 (15) | 0.34959 (9) | 1.0261 (2) | 0.0578 (4) | |
O1 | 0.60897 (13) | 0.48023 (8) | 0.44611 (19) | 0.0295 (3) | |
O2 | 0.45182 (14) | 0.73581 (10) | 0.4371 (2) | 0.0398 (4) | |
C1 | 0.58675 (18) | 0.61762 (12) | 0.4704 (3) | 0.0256 (4) | |
C2 | 0.50850 (19) | 0.59876 (12) | 0.2895 (3) | 0.0264 (4) | |
C3 | 0.42931 (19) | 0.64416 (13) | 0.1364 (3) | 0.0272 (4) | |
H3 | 0.4163 | 0.7023 | 0.1383 | 0.033* | |
C4 | 0.36966 (19) | 0.60334 (14) | −0.0189 (3) | 0.0312 (5) | |
C5 | 0.3890 (2) | 0.51695 (14) | −0.0187 (3) | 0.0333 (5) | |
H5 | 0.3476 | 0.4894 | −0.1254 | 0.040* | |
C6 | 0.4665 (2) | 0.47071 (14) | 0.1317 (3) | 0.0318 (5) | |
H6 | 0.4784 | 0.4122 | 0.1306 | 0.038* | |
C7 | 0.52538 (18) | 0.51362 (13) | 0.2826 (3) | 0.0280 (5) | |
C8 | 0.64494 (19) | 0.54532 (13) | 0.5576 (3) | 0.0276 (4) | |
C9 | 0.2871 (2) | 0.65312 (15) | −0.1847 (3) | 0.0336 (5) | |
H9 | 0.2812 | 0.7112 | −0.1553 | 0.040* | |
C10 | 0.1585 (2) | 0.61773 (18) | −0.3167 (3) | 0.0428 (6) | |
H10A | 0.1236 | 0.6148 | −0.2651 | 0.051* | |
H10B | 0.1611 | 0.5601 | −0.3488 | 0.051* | |
C11 | 0.0782 (2) | 0.6728 (2) | −0.4780 (3) | 0.0504 (7) | |
H11A | −0.0030 | 0.6471 | −0.5636 | 0.061* | |
H11B | 0.0688 | 0.7288 | −0.4477 | 0.061* | |
C12 | 0.1316 (2) | 0.68312 (19) | −0.5568 (3) | 0.0516 (7) | |
H12A | 0.0810 | 0.7227 | −0.6548 | 0.062* | |
H12B | 0.1305 | 0.6282 | −0.6015 | 0.062* | |
C13 | 0.2609 (2) | 0.71598 (18) | −0.4262 (3) | 0.0489 (7) | |
H13A | 0.2610 | 0.7741 | −0.3931 | 0.059* | |
H13B | 0.2952 | 0.7172 | −0.4788 | 0.059* | |
C14 | 0.3392 (2) | 0.66032 (16) | −0.2663 (3) | 0.0399 (6) | |
H14A | 0.3452 | 0.6036 | −0.2981 | 0.048* | |
H14B | 0.4218 | 0.6841 | −0.1814 | 0.048* | |
C15 | 0.73455 (18) | 0.52553 (13) | 0.7407 (3) | 0.0284 (4) | |
C16 | 0.8090 (2) | 0.58784 (14) | 0.8612 (3) | 0.0367 (5) | |
H16 | 0.8054 | 0.6430 | 0.8240 | 0.044* | |
C17 | 0.8882 (2) | 0.57015 (16) | 1.0350 (3) | 0.0449 (6) | |
H17 | 0.9367 | 0.6138 | 1.1160 | 0.054* | |
C18 | 0.8980 (2) | 0.49001 (16) | 1.0925 (3) | 0.0430 (6) | |
H18 | 0.9524 | 0.4775 | 1.2118 | 0.052* | |
C19 | 0.8258 (2) | 0.42899 (14) | 0.9703 (3) | 0.0388 (6) | |
C20 | 0.7442 (2) | 0.44338 (14) | 0.7971 (3) | 0.0335 (5) | |
H20 | 0.6957 | 0.3992 | 0.7174 | 0.040* | |
C21 | 0.6568 (2) | 0.78020 (13) | 0.5232 (3) | 0.0344 (5) | |
H21A | 0.7411 | 0.7613 | 0.5918 | 0.041* | |
H21B | 0.6149 | 0.7796 | 0.4003 | 0.041* | |
C22 | 0.6564 (3) | 0.86840 (15) | 0.5760 (4) | 0.0450 (6) | |
H22A | 0.6982 | 0.8687 | 0.6977 | 0.067* | |
H22B | 0.5728 | 0.8873 | 0.5062 | 0.067* | |
H22C | 0.6981 | 0.9063 | 0.5581 | 0.067* |
U11 | U22 | U33 | U12 | U13 | U23 | |
S1 | 0.0314 (3) | 0.0225 (2) | 0.0276 (2) | −0.0004 (2) | 0.0208 (2) | −0.0017 (2) |
F1 | 0.0739 (11) | 0.0365 (8) | 0.0653 (10) | 0.0167 (7) | 0.0484 (10) | 0.0247 (7) |
O1 | 0.0322 (8) | 0.0221 (7) | 0.0342 (8) | −0.0004 (6) | 0.0227 (7) | −0.0020 (6) |
O2 | 0.0349 (9) | 0.0331 (8) | 0.0494 (10) | 0.0030 (7) | 0.0280 (9) | −0.0051 (7) |
C1 | 0.0253 (10) | 0.0232 (10) | 0.0292 (10) | −0.0023 (8) | 0.0190 (9) | −0.0019 (8) |
C2 | 0.0274 (11) | 0.0246 (10) | 0.0329 (11) | −0.0038 (8) | 0.0229 (10) | −0.0056 (9) |
C3 | 0.0276 (11) | 0.0244 (11) | 0.0286 (11) | −0.0008 (8) | 0.0188 (9) | −0.0029 (8) |
C4 | 0.0282 (11) | 0.0370 (12) | 0.0308 (11) | −0.0022 (9) | 0.0210 (10) | −0.0052 (9) |
C5 | 0.0356 (13) | 0.0347 (12) | 0.0362 (13) | −0.0107 (10) | 0.0271 (11) | −0.0141 (10) |
C6 | 0.0369 (12) | 0.0269 (11) | 0.0434 (13) | −0.0050 (9) | 0.0320 (11) | −0.0086 (10) |
C7 | 0.0275 (11) | 0.0254 (10) | 0.0363 (12) | −0.0016 (8) | 0.0238 (10) | −0.0012 (9) |
C8 | 0.0268 (11) | 0.0244 (10) | 0.0339 (11) | −0.0031 (8) | 0.0216 (10) | −0.0020 (9) |
C9 | 0.0346 (12) | 0.0344 (12) | 0.0278 (11) | −0.0030 (9) | 0.0197 (10) | −0.0071 (9) |
C10 | 0.0324 (13) | 0.0575 (16) | 0.0352 (13) | −0.0044 (11) | 0.0218 (11) | −0.0027 (11) |
C11 | 0.0326 (13) | 0.0697 (18) | 0.0335 (15) | 0.0013 (13) | 0.0165 (12) | 0.0023 (12) |
C12 | 0.0475 (16) | 0.0666 (18) | 0.0285 (13) | −0.0011 (13) | 0.0213 (13) | −0.0014 (13) |
C13 | 0.0506 (16) | 0.0627 (18) | 0.0363 (14) | −0.0076 (13) | 0.0308 (13) | −0.0033 (12) |
C14 | 0.0368 (14) | 0.0499 (14) | 0.0327 (12) | −0.0079 (11) | 0.0236 (11) | −0.0043 (11) |
C15 | 0.0251 (11) | 0.0269 (11) | 0.0344 (12) | 0.0033 (8) | 0.0208 (10) | 0.0044 (9) |
C16 | 0.0297 (12) | 0.0310 (12) | 0.0370 (12) | −0.0006 (10) | 0.0178 (11) | 0.0060 (10) |
C17 | 0.0337 (13) | 0.0430 (14) | 0.0369 (14) | −0.0021 (10) | 0.0159 (12) | −0.0002 (11) |
C18 | 0.0364 (14) | 0.0501 (15) | 0.0340 (13) | 0.0107 (11) | 0.0207 (12) | 0.0121 (11) |
C19 | 0.0394 (14) | 0.0333 (13) | 0.0502 (15) | 0.0150 (10) | 0.0331 (13) | 0.0181 (11) |
C20 | 0.0358 (13) | 0.0259 (11) | 0.0430 (13) | 0.0042 (9) | 0.0285 (12) | 0.0030 (9) |
C21 | 0.0406 (13) | 0.0272 (11) | 0.0447 (13) | −0.0064 (9) | 0.0328 (12) | −0.0050 (10) |
C22 | 0.0591 (17) | 0.0266 (12) | 0.0598 (16) | −0.0072 (11) | 0.0447 (15) | −0.0078 (11) |
S1—O2 | 1.4920 (16) | C11—H11A | 0.9900 |
S1—C1 | 1.772 (2) | C11—H11B | 0.9900 |
S1—C21 | 1.804 (2) | C12—C13 | 1.524 (4) |
F1—C19 | 1.361 (3) | C12—H12A | 0.9900 |
O1—C8 | 1.377 (2) | C12—H12B | 0.9900 |
O1—C7 | 1.381 (3) | C13—C14 | 1.527 (4) |
C1—C8 | 1.359 (3) | C13—H13A | 0.9900 |
C1—C2 | 1.445 (3) | C13—H13B | 0.9900 |
C2—C7 | 1.391 (3) | C14—H14A | 0.9900 |
C2—C3 | 1.396 (3) | C14—H14B | 0.9900 |
C3—C4 | 1.390 (3) | C15—C16 | 1.388 (3) |
C3—H3 | 0.9500 | C15—C20 | 1.405 (3) |
C4—C5 | 1.406 (3) | C16—C17 | 1.382 (3) |
C4—C9 | 1.514 (3) | C16—H16 | 0.9500 |
C5—C6 | 1.385 (3) | C17—C18 | 1.379 (3) |
C5—H5 | 0.9500 | C17—H17 | 0.9500 |
C6—C7 | 1.373 (3) | C18—C19 | 1.375 (4) |
C6—H6 | 0.9500 | C18—H18 | 0.9500 |
C8—C15 | 1.459 (3) | C19—C20 | 1.367 (3) |
C9—C14 | 1.526 (3) | C20—H20 | 0.9500 |
C9—C10 | 1.531 (3) | C21—C22 | 1.514 (3) |
C9—H9 | 1.0000 | C21—H21A | 0.9900 |
C10—C11 | 1.531 (4) | C21—H21B | 0.9900 |
C10—H10A | 0.9900 | C22—H22A | 0.9800 |
C10—H10B | 0.9900 | C22—H22B | 0.9800 |
C11—C12 | 1.519 (4) | C22—H22C | 0.9800 |
O2—S1—C1 | 106.30 (10) | C11—C12—H12A | 109.3 |
O2—S1—C21 | 107.36 (11) | C13—C12—H12A | 109.3 |
C1—S1—C21 | 98.42 (10) | C11—C12—H12B | 109.3 |
C8—O1—C7 | 106.23 (15) | C13—C12—H12B | 109.3 |
C8—C1—C2 | 107.06 (18) | H12A—C12—H12B | 107.9 |
C8—C1—S1 | 125.93 (17) | C12—C13—C14 | 110.7 (2) |
C2—C1—S1 | 125.60 (16) | C12—C13—H13A | 109.5 |
C7—C2—C3 | 119.02 (19) | C14—C13—H13A | 109.5 |
C7—C2—C1 | 105.08 (18) | C12—C13—H13B | 109.5 |
C3—C2—C1 | 135.88 (18) | C14—C13—H13B | 109.5 |
C4—C3—C2 | 119.28 (19) | H13A—C13—H13B | 108.1 |
C4—C3—H3 | 120.4 | C9—C14—C13 | 111.6 (2) |
C2—C3—H3 | 120.4 | C9—C14—H14A | 109.3 |
C3—C4—C5 | 119.4 (2) | C13—C14—H14A | 109.3 |
C3—C4—C9 | 119.34 (19) | C9—C14—H14B | 109.3 |
C5—C4—C9 | 121.28 (19) | C13—C14—H14B | 109.3 |
C6—C5—C4 | 122.20 (19) | H14A—C14—H14B | 108.0 |
C6—C5—H5 | 118.9 | C16—C15—C20 | 119.3 (2) |
C4—C5—H5 | 118.9 | C16—C15—C8 | 120.53 (19) |
C7—C6—C5 | 116.7 (2) | C20—C15—C8 | 120.2 (2) |
C7—C6—H6 | 121.7 | C17—C16—C15 | 120.4 (2) |
C5—C6—H6 | 121.7 | C17—C16—H16 | 119.8 |
C6—C7—O1 | 125.95 (18) | C15—C16—H16 | 119.8 |
C6—C7—C2 | 123.4 (2) | C18—C17—C16 | 121.0 (2) |
O1—C7—C2 | 110.60 (17) | C18—C17—H17 | 119.5 |
C1—C8—O1 | 111.02 (19) | C16—C17—H17 | 119.5 |
C1—C8—C15 | 132.3 (2) | C19—C18—C17 | 117.3 (2) |
O1—C8—C15 | 116.66 (18) | C19—C18—H18 | 121.3 |
C4—C9—C14 | 111.50 (19) | C17—C18—H18 | 121.3 |
C4—C9—C10 | 113.44 (19) | F1—C19—C20 | 118.3 (2) |
C14—C9—C10 | 109.39 (18) | F1—C19—C18 | 117.6 (2) |
C4—C9—H9 | 107.4 | C20—C19—C18 | 124.1 (2) |
C14—C9—H9 | 107.4 | C19—C20—C15 | 117.8 (2) |
C10—C9—H9 | 107.4 | C19—C20—H20 | 121.1 |
C9—C10—C11 | 110.9 (2) | C15—C20—H20 | 121.1 |
C9—C10—H10A | 109.5 | C22—C21—S1 | 109.59 (16) |
C11—C10—H10A | 109.5 | C22—C21—H21A | 109.8 |
C9—C10—H10B | 109.5 | S1—C21—H21A | 109.8 |
C11—C10—H10B | 109.5 | C22—C21—H21B | 109.8 |
H10A—C10—H10B | 108.0 | S1—C21—H21B | 109.8 |
C12—C11—C10 | 111.5 (2) | H21A—C21—H21B | 108.2 |
C12—C11—H11A | 109.3 | C21—C22—H22A | 109.5 |
C10—C11—H11A | 109.3 | C21—C22—H22B | 109.5 |
C12—C11—H11B | 109.3 | H22A—C22—H22B | 109.5 |
C10—C11—H11B | 109.3 | C21—C22—H22C | 109.5 |
H11A—C11—H11B | 108.0 | H22A—C22—H22C | 109.5 |
C11—C12—C13 | 111.7 (2) | H22B—C22—H22C | 109.5 |
O2—S1—C1—C8 | −131.38 (19) | C3—C4—C9—C14 | 111.2 (2) |
C21—S1—C1—C8 | 117.7 (2) | C5—C4—C9—C14 | −67.5 (3) |
O2—S1—C1—C2 | 33.2 (2) | C3—C4—C9—C10 | −124.7 (2) |
C21—S1—C1—C2 | −77.72 (19) | C5—C4—C9—C10 | 56.6 (3) |
C8—C1—C2—C7 | 0.9 (2) | C4—C9—C10—C11 | 177.6 (2) |
S1—C1—C2—C7 | −166.14 (15) | C14—C9—C10—C11 | −57.3 (3) |
C8—C1—C2—C3 | −177.8 (2) | C9—C10—C11—C12 | 56.1 (3) |
S1—C1—C2—C3 | 15.2 (4) | C10—C11—C12—C13 | −54.4 (3) |
C7—C2—C3—C4 | −0.2 (3) | C11—C12—C13—C14 | 54.2 (3) |
C1—C2—C3—C4 | 178.4 (2) | C4—C9—C14—C13 | −175.7 (2) |
C2—C3—C4—C5 | 0.8 (3) | C10—C9—C14—C13 | 58.0 (3) |
C2—C3—C4—C9 | −177.90 (19) | C12—C13—C14—C9 | −56.6 (3) |
C3—C4—C5—C6 | −0.4 (3) | C1—C8—C15—C16 | −24.8 (4) |
C9—C4—C5—C6 | 178.3 (2) | O1—C8—C15—C16 | 155.5 (2) |
C4—C5—C6—C7 | −0.8 (3) | C1—C8—C15—C20 | 153.6 (2) |
C5—C6—C7—O1 | −177.80 (19) | O1—C8—C15—C20 | −26.1 (3) |
C5—C6—C7—C2 | 1.5 (3) | C20—C15—C16—C17 | −2.7 (3) |
C8—O1—C7—C6 | 179.5 (2) | C8—C15—C16—C17 | 175.7 (2) |
C8—O1—C7—C2 | 0.2 (2) | C15—C16—C17—C18 | 2.1 (4) |
C3—C2—C7—C6 | −1.0 (3) | C16—C17—C18—C19 | −0.1 (4) |
C1—C2—C7—C6 | 179.99 (19) | C17—C18—C19—F1 | 179.4 (2) |
C3—C2—C7—O1 | 178.33 (18) | C17—C18—C19—C20 | −1.2 (4) |
C1—C2—C7—O1 | −0.6 (2) | F1—C19—C20—C15 | 179.94 (19) |
C2—C1—C8—O1 | −0.8 (2) | C18—C19—C20—C15 | 0.6 (3) |
S1—C1—C8—O1 | 166.15 (14) | C16—C15—C20—C19 | 1.4 (3) |
C2—C1—C8—C15 | 179.5 (2) | C8—C15—C20—C19 | −177.0 (2) |
S1—C1—C8—C15 | −13.5 (4) | O2—S1—C21—C22 | 65.6 (2) |
C7—O1—C8—C1 | 0.4 (2) | C1—S1—C21—C22 | 175.71 (18) |
C7—O1—C8—C15 | −179.85 (17) |
D—H···A | D—H | H···A | D···A | D—H···A |
C16—H16···O2i | 0.95 | 2.54 | 3.291 (3) | 136 |
C3—H3···F1ii | 0.95 | 2.54 | 3.438 (3) | 159 |
Symmetry codes: (i) x+1/2, −y+3/2, z+1/2; (ii) x−1/2, y+1/2, z−1. |
D—H···A | D—H | H···A | D···A | D—H···A |
C16—H16···O2i | 0.95 | 2.54 | 3.291 (3) | 136 |
C3—H3···F1ii | 0.95 | 2.54 | 3.438 (3) | 159 |
Symmetry codes: (i) x+1/2, −y+3/2, z+1/2; (ii) x−1/2, y+1/2, z−1. |
Acknowledgements
This work was supported by the Blue-Bio Industry Regional Innovation Center (RIC08-06-07) at Dongeui University as an RIC program under the Ministry of Knowledge Economy and Busan city.
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As a part of our continuing study of 5-cyclohexyl-1-benzofuran derivatives containing [2-(4-fluorophenyl)-3-methylsulfinyl] (Choi et al., 2011) and [2-(3-fluorophenyl)-3-methylsulfinyl] (Choi et al., 2012) substituents, we report herein on the crystal structure of the title compound.
The title compound crystallizes in the non-centrosymmetric space group Cc in spite of having no asymmetric C atoms.
In the title molecule, Fig. 1, the cyclohexyl ring adopts a chair conformation. The benzofuran ring system is essentially planar, with a mean deviation of 0.013 (2) Å from the mean plane defined by the nine non-H atoms. The 3-fluorophenyl ring is essentially planar, with a mean deviation of 0.009 (2) Å from the mean plane defined by the six non-H atoms. The dihedral angle formed by the benzofuran ring system and the 3-fluorophenyl ring is 24.80 (4)°.
In the crystal structure, molecules are connected by weak C—H···O hydrogen bonds (Table 1), forming chains along the [10-1] direction.
In the crystal, molecules are connected by C—H···O hydrogen bonds forming chains along the [10-1] direction (Table 1). These chains are linked via C-H···F hydrogen bonds forming a three-dimensional structure (Table 1). There are also inter-planar interactions present involving the furan ring of the benzofuran ring system and the 3-fluorophenyl ring [Cg1–Cg2i = 3.728 (2) Å; Cg1 and Cg2 are the centroids of rings O1/C1/C2/C7/C8 and C15–C20, respectively; symmetry code: (i) x, -y+1, z-1/2].