organic compounds
2-(2-Fluorophenyl)-3-methylsulfanyl-5-phenyl-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, C21H15FOS, the dihedral angles between the mean plane [r.m.s. deviation = 0.041 (1) Å] of the benzofuran fragment and the pendant 2-fluorophenyl and phenyl rings are 46.09 (3) and 24.34 (5)°, respectively. In the crystal, molecules are linked by weak C—H⋯π interactions, forming a three-dimensional network.
Related literature
For background information and the crystal structures of related compounds, see: Choi et al. (2006); Seo et al. (2011).
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
https://doi.org/10.1107/S1600536813009768/ds2230sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536813009768/ds2230Isup2.hkl
Supporting information file. DOI: https://doi.org/10.1107/S1600536813009768/ds2230Isup3.cml
Zinc chloride (218 mg, 1.6 mmol) was added to a stirred solution of 4-phenylphenol (272 mg, 1.6 mmol) and 2-chloro-2-methylsulfanyl-2'-fluoroacetophenone (350 mg, 1.6 mmol) in dichloromethene (20 mL) at room temperature, and stirring was continued at the same temperature for 40 min. The reaction was quenched by the addition of water and the organic layer was separated, dried over magnesium sulfate, filtered and concentrated at reduced pressure. The residue was purified by
(hexane-benzene, 5:2 v/v) to afford the title compound as a colorless solid [yield 51%, m.p. 368-369 K; Rf = 0.63 (hexane-benzene, 5:2 v/v)]. Single crystals suitable for X-ray diffraction were prepared by slow evaporation of a solution of the title compound in acetone at room temperature.All H atoms were positioned geometrically and refined using a riding model, with C–H = 0.95 Å for aryl and 0.98 Å for methyl H atoms. Uiso(H) = 1.2Ueq(C) for aryl and 1.5Ueq(C) for methyl H atoms. The positions of methyl hydrogens were optimized rotationally.
As a part of our continuing study of 3-methylsulfanyl-5-phenyl-1-benzofuran derivatives containing phenyl (Choi et al., 2006) and 3-fluorophenyl (Seo et al., 2011) substituents in 2-position, we report herein the
of the title compound.In the title molecule (Fig. 1), the benzofuran unit is essentially planar, with a mean deviation of 0.041 (1) Å from the least-squares plane defined by the nine constituent atoms. The dihedral angles between the mean plane of the benzofuran fragment and the pendant 2-fluorophenyl and phenyl rings are 46.09 (3) and 24.34 (5), respectively. In the π interactions (Table 1, Cg1 and Cg2 are the centroids of the C9–C14 phenyl ring and the C15-C20 2-fluorophenyl ring, respectively).
(Fig. 2), molecules are connected by weak intermolecular C–H···For background information and the crystal structures of related compounds, see: Choi et al. (2006); Seo, et al. (2011).
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 compound with the atom numbering scheme. Displacement ellipsoids are drawn at the 50% probability level. H atoms are presented as small spheres of arbitrary radius. | |
Fig. 2. A view of the C–H..π interactions (dotted lines) in the crystal structure of the title compound. H atoms non-participating in hydrogen-bonding were omitted for clarity. [Symmetry codes: (i) - x + 1/2, y + 1/2, - z + 1/2; (ii) - x + 1, - y + 1, - z + 1; (iii) - x + 1/2, y - 1/2, - z + 1/2.] |
C21H15FOS | F(000) = 696 |
Mr = 334.39 | Dx = 1.396 Mg m−3 |
Monoclinic, P21/n | Melting point = 368–369 K |
Hall symbol: -P 2yn | Mo Kα radiation, λ = 0.71073 Å |
a = 11.1257 (2) Å | Cell parameters from 7139 reflections |
b = 7.4232 (1) Å | θ = 2.2–27.4° |
c = 19.4212 (3) Å | µ = 0.22 mm−1 |
β = 97.319 (1)° | T = 173 K |
V = 1590.90 (4) Å3 | Block, colourless |
Z = 4 | 0.27 × 0.19 × 0.14 mm |
Bruker APEXII CCD diffractometer | 3967 independent reflections |
Radiation source: rotating anode | 3190 reflections with I > 2σ(I) |
Graphite multilayer monochromator | Rint = 0.040 |
Detector resolution: 10.0 pixels mm-1 | θmax = 28.4°, θmin = 2.0° |
φ and ω scans | h = −14→14 |
Absorption correction: multi-scan (SADABS; Bruker, 2009) | k = −9→9 |
Tmin = 0.689, Tmax = 0.746 | l = −25→25 |
28795 measured reflections |
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)] = 0.037 | Hydrogen site location: difference Fourier map |
wR(F2) = 0.101 | H-atom parameters constrained |
S = 1.05 | w = 1/[σ2(Fo2) + (0.0483P)2 + 0.4925P] where P = (Fo2 + 2Fc2)/3 |
3967 reflections | (Δ/σ)max = 0.001 |
218 parameters | Δρmax = 0.26 e Å−3 |
0 restraints | Δρmin = −0.26 e Å−3 |
C21H15FOS | V = 1590.90 (4) Å3 |
Mr = 334.39 | Z = 4 |
Monoclinic, P21/n | Mo Kα radiation |
a = 11.1257 (2) Å | µ = 0.22 mm−1 |
b = 7.4232 (1) Å | T = 173 K |
c = 19.4212 (3) Å | 0.27 × 0.19 × 0.14 mm |
β = 97.319 (1)° |
Bruker APEXII CCD diffractometer | 3967 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2009) | 3190 reflections with I > 2σ(I) |
Tmin = 0.689, Tmax = 0.746 | Rint = 0.040 |
28795 measured reflections |
R[F2 > 2σ(F2)] = 0.037 | 0 restraints |
wR(F2) = 0.101 | H-atom parameters constrained |
S = 1.05 | Δρmax = 0.26 e Å−3 |
3967 reflections | Δρmin = −0.26 e Å−3 |
218 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. |
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 | 0.16737 (3) | 0.90172 (5) | 0.526490 (19) | 0.03354 (12) | |
F1 | 0.19589 (8) | 0.59691 (12) | 0.63666 (4) | 0.0364 (2) | |
O1 | 0.50485 (9) | 0.72718 (13) | 0.56484 (5) | 0.0267 (2) | |
C1 | 0.31237 (13) | 0.81153 (18) | 0.52659 (7) | 0.0251 (3) | |
C2 | 0.37725 (12) | 0.79253 (18) | 0.46729 (7) | 0.0233 (3) | |
C3 | 0.34570 (12) | 0.80710 (18) | 0.39580 (7) | 0.0242 (3) | |
H3 | 0.2662 | 0.8429 | 0.3772 | 0.029* | |
C4 | 0.43212 (12) | 0.76849 (17) | 0.35187 (7) | 0.0221 (3) | |
C5 | 0.55052 (12) | 0.72200 (19) | 0.38149 (7) | 0.0258 (3) | |
H5 | 0.6099 | 0.6998 | 0.3515 | 0.031* | |
C6 | 0.58376 (13) | 0.7074 (2) | 0.45239 (7) | 0.0282 (3) | |
H6 | 0.6638 | 0.6757 | 0.4716 | 0.034* | |
C7 | 0.49417 (13) | 0.74160 (18) | 0.49375 (7) | 0.0244 (3) | |
C8 | 0.39147 (13) | 0.76675 (18) | 0.58301 (7) | 0.0244 (3) | |
C9 | 0.39863 (12) | 0.76923 (17) | 0.27537 (7) | 0.0218 (3) | |
C10 | 0.29923 (12) | 0.86819 (19) | 0.24410 (7) | 0.0266 (3) | |
H10 | 0.2541 | 0.9401 | 0.2721 | 0.032* | |
C11 | 0.26579 (13) | 0.8628 (2) | 0.17297 (7) | 0.0298 (3) | |
H11 | 0.1976 | 0.9300 | 0.1527 | 0.036* | |
C12 | 0.33101 (14) | 0.7602 (2) | 0.13126 (7) | 0.0327 (3) | |
H12 | 0.3076 | 0.7561 | 0.0825 | 0.039* | |
C13 | 0.43046 (14) | 0.6637 (2) | 0.16105 (7) | 0.0325 (3) | |
H13 | 0.4764 | 0.5946 | 0.1326 | 0.039* | |
C14 | 0.46343 (13) | 0.66746 (19) | 0.23219 (7) | 0.0265 (3) | |
H14 | 0.5315 | 0.5994 | 0.2520 | 0.032* | |
C15 | 0.38210 (13) | 0.75223 (17) | 0.65736 (7) | 0.0241 (3) | |
C16 | 0.47502 (13) | 0.81460 (18) | 0.70674 (7) | 0.0263 (3) | |
H16 | 0.5452 | 0.8668 | 0.6918 | 0.032* | |
C17 | 0.46672 (14) | 0.80178 (19) | 0.77690 (7) | 0.0299 (3) | |
H17 | 0.5302 | 0.8471 | 0.8097 | 0.036* | |
C18 | 0.36603 (14) | 0.7229 (2) | 0.79949 (7) | 0.0303 (3) | |
H18 | 0.3602 | 0.7153 | 0.8478 | 0.036* | |
C19 | 0.27373 (13) | 0.65489 (19) | 0.75195 (7) | 0.0284 (3) | |
H19 | 0.2050 | 0.5985 | 0.7671 | 0.034* | |
C20 | 0.28393 (13) | 0.67099 (18) | 0.68235 (7) | 0.0262 (3) | |
C21 | 0.07375 (16) | 0.7190 (3) | 0.48970 (9) | 0.0480 (4) | |
H21A | 0.1000 | 0.6826 | 0.4455 | 0.072* | |
H21B | −0.0110 | 0.7585 | 0.4818 | 0.072* | |
H21C | 0.0812 | 0.6167 | 0.5218 | 0.072* |
U11 | U22 | U33 | U12 | U13 | U23 | |
S1 | 0.0334 (2) | 0.0392 (2) | 0.0296 (2) | 0.01220 (16) | 0.01019 (15) | 0.00356 (15) |
F1 | 0.0344 (5) | 0.0430 (5) | 0.0304 (5) | −0.0135 (4) | −0.0006 (4) | 0.0033 (4) |
O1 | 0.0262 (5) | 0.0344 (5) | 0.0195 (5) | −0.0012 (4) | 0.0030 (4) | 0.0012 (4) |
C1 | 0.0285 (7) | 0.0251 (7) | 0.0223 (6) | 0.0019 (5) | 0.0058 (5) | 0.0005 (5) |
C2 | 0.0254 (7) | 0.0215 (6) | 0.0234 (6) | 0.0003 (5) | 0.0041 (5) | −0.0007 (5) |
C3 | 0.0247 (7) | 0.0249 (6) | 0.0231 (6) | 0.0027 (5) | 0.0036 (5) | 0.0005 (5) |
C4 | 0.0249 (7) | 0.0194 (6) | 0.0222 (6) | −0.0018 (5) | 0.0038 (5) | −0.0001 (5) |
C5 | 0.0234 (7) | 0.0299 (7) | 0.0250 (7) | −0.0019 (5) | 0.0059 (5) | −0.0004 (5) |
C6 | 0.0222 (7) | 0.0361 (8) | 0.0259 (7) | −0.0013 (6) | 0.0017 (5) | 0.0016 (6) |
C7 | 0.0271 (7) | 0.0249 (7) | 0.0210 (6) | −0.0033 (5) | 0.0026 (5) | −0.0003 (5) |
C8 | 0.0272 (7) | 0.0227 (6) | 0.0241 (7) | −0.0016 (5) | 0.0060 (5) | −0.0004 (5) |
C9 | 0.0232 (6) | 0.0210 (6) | 0.0216 (6) | −0.0036 (5) | 0.0040 (5) | −0.0008 (5) |
C10 | 0.0264 (7) | 0.0268 (7) | 0.0267 (7) | 0.0008 (5) | 0.0040 (5) | −0.0009 (5) |
C11 | 0.0290 (7) | 0.0319 (7) | 0.0274 (7) | 0.0024 (6) | −0.0008 (6) | 0.0020 (6) |
C12 | 0.0381 (8) | 0.0391 (8) | 0.0203 (7) | 0.0000 (7) | 0.0017 (6) | 0.0001 (6) |
C13 | 0.0350 (8) | 0.0389 (8) | 0.0248 (7) | 0.0032 (6) | 0.0083 (6) | −0.0048 (6) |
C14 | 0.0255 (7) | 0.0301 (7) | 0.0242 (7) | 0.0021 (6) | 0.0043 (5) | −0.0014 (5) |
C15 | 0.0294 (7) | 0.0217 (6) | 0.0214 (6) | 0.0016 (5) | 0.0037 (5) | 0.0004 (5) |
C16 | 0.0289 (7) | 0.0245 (7) | 0.0258 (7) | −0.0012 (5) | 0.0042 (5) | −0.0001 (5) |
C17 | 0.0349 (8) | 0.0290 (7) | 0.0247 (7) | 0.0006 (6) | −0.0008 (6) | −0.0027 (5) |
C18 | 0.0409 (8) | 0.0300 (7) | 0.0208 (7) | 0.0061 (6) | 0.0072 (6) | 0.0014 (5) |
C19 | 0.0321 (8) | 0.0268 (7) | 0.0279 (7) | 0.0030 (6) | 0.0105 (6) | 0.0038 (5) |
C20 | 0.0284 (7) | 0.0237 (6) | 0.0258 (7) | −0.0002 (5) | 0.0011 (5) | 0.0000 (5) |
C21 | 0.0322 (9) | 0.0693 (13) | 0.0410 (10) | 0.0020 (8) | −0.0013 (7) | −0.0052 (9) |
S1—C1 | 1.7464 (14) | C10—H10 | 0.9500 |
S1—C21 | 1.8013 (19) | C11—C12 | 1.383 (2) |
F1—C20 | 1.3521 (16) | C11—H11 | 0.9500 |
O1—C7 | 1.3748 (16) | C12—C13 | 1.382 (2) |
O1—C8 | 1.3840 (16) | C12—H12 | 0.9500 |
C1—C8 | 1.3565 (19) | C13—C14 | 1.3839 (19) |
C1—C2 | 1.4420 (18) | C13—H13 | 0.9500 |
C2—C7 | 1.3887 (19) | C14—H14 | 0.9500 |
C2—C3 | 1.3922 (18) | C15—C20 | 1.3882 (19) |
C3—C4 | 1.3941 (18) | C15—C16 | 1.3964 (19) |
C3—H3 | 0.9500 | C16—C17 | 1.381 (2) |
C4—C5 | 1.4114 (19) | C16—H16 | 0.9500 |
C4—C9 | 1.4851 (18) | C17—C18 | 1.384 (2) |
C5—C6 | 1.3837 (19) | C17—H17 | 0.9500 |
C5—H5 | 0.9500 | C18—C19 | 1.386 (2) |
C6—C7 | 1.381 (2) | C18—H18 | 0.9500 |
C6—H6 | 0.9500 | C19—C20 | 1.3760 (19) |
C8—C15 | 1.4649 (18) | C19—H19 | 0.9500 |
C9—C14 | 1.3956 (18) | C21—H21A | 0.9800 |
C9—C10 | 1.4002 (19) | C21—H21B | 0.9800 |
C10—C11 | 1.3847 (19) | C21—H21C | 0.9800 |
C1—S1—C21 | 101.49 (8) | C10—C11—H11 | 119.8 |
C7—O1—C8 | 105.94 (10) | C13—C12—C11 | 119.49 (13) |
C8—C1—C2 | 106.37 (12) | C13—C12—H12 | 120.3 |
C8—C1—S1 | 126.80 (11) | C11—C12—H12 | 120.3 |
C2—C1—S1 | 126.37 (10) | C12—C13—C14 | 120.26 (13) |
C7—C2—C3 | 119.70 (13) | C12—C13—H13 | 119.9 |
C7—C2—C1 | 105.77 (12) | C14—C13—H13 | 119.9 |
C3—C2—C1 | 134.47 (13) | C13—C14—C9 | 121.28 (13) |
C2—C3—C4 | 119.23 (13) | C13—C14—H14 | 119.4 |
C2—C3—H3 | 120.4 | C9—C14—H14 | 119.4 |
C4—C3—H3 | 120.4 | C20—C15—C16 | 116.78 (12) |
C3—C4—C5 | 118.78 (12) | C20—C15—C8 | 122.31 (12) |
C3—C4—C9 | 120.45 (12) | C16—C15—C8 | 120.87 (13) |
C5—C4—C9 | 120.72 (12) | C17—C16—C15 | 121.21 (13) |
C6—C5—C4 | 122.81 (13) | C17—C16—H16 | 119.4 |
C6—C5—H5 | 118.6 | C15—C16—H16 | 119.4 |
C4—C5—H5 | 118.6 | C16—C17—C18 | 120.04 (14) |
C7—C6—C5 | 116.31 (13) | C16—C17—H17 | 120.0 |
C7—C6—H6 | 121.8 | C18—C17—H17 | 120.0 |
C5—C6—H6 | 121.8 | C17—C18—C19 | 120.26 (13) |
O1—C7—C6 | 126.40 (13) | C17—C18—H18 | 119.9 |
O1—C7—C2 | 110.48 (12) | C19—C18—H18 | 119.9 |
C6—C7—C2 | 123.11 (13) | C20—C19—C18 | 118.43 (13) |
C1—C8—O1 | 111.39 (11) | C20—C19—H19 | 120.8 |
C1—C8—C15 | 133.94 (13) | C18—C19—H19 | 120.8 |
O1—C8—C15 | 114.67 (12) | F1—C20—C19 | 117.78 (12) |
C14—C9—C10 | 117.60 (12) | F1—C20—C15 | 118.92 (12) |
C14—C9—C4 | 121.08 (12) | C19—C20—C15 | 123.24 (13) |
C10—C9—C4 | 121.30 (12) | S1—C21—H21A | 109.5 |
C11—C10—C9 | 120.98 (13) | S1—C21—H21B | 109.5 |
C11—C10—H10 | 119.5 | H21A—C21—H21B | 109.5 |
C9—C10—H10 | 119.5 | S1—C21—H21C | 109.5 |
C12—C11—C10 | 120.38 (13) | H21A—C21—H21C | 109.5 |
C12—C11—H11 | 119.8 | H21B—C21—H21C | 109.5 |
C21—S1—C1—C8 | −112.43 (14) | C3—C4—C9—C14 | −154.56 (13) |
C21—S1—C1—C2 | 76.40 (14) | C5—C4—C9—C14 | 22.97 (19) |
C8—C1—C2—C7 | −1.73 (15) | C3—C4—C9—C10 | 23.80 (19) |
S1—C1—C2—C7 | 170.91 (11) | C5—C4—C9—C10 | −158.67 (13) |
C8—C1—C2—C3 | 175.29 (15) | C14—C9—C10—C11 | 0.9 (2) |
S1—C1—C2—C3 | −12.1 (2) | C4—C9—C10—C11 | −177.53 (13) |
C7—C2—C3—C4 | 0.60 (19) | C9—C10—C11—C12 | −0.6 (2) |
C1—C2—C3—C4 | −176.10 (14) | C10—C11—C12—C13 | −0.4 (2) |
C2—C3—C4—C5 | −2.27 (19) | C11—C12—C13—C14 | 1.0 (2) |
C2—C3—C4—C9 | 175.31 (12) | C12—C13—C14—C9 | −0.7 (2) |
C3—C4—C5—C6 | 2.1 (2) | C10—C9—C14—C13 | −0.3 (2) |
C9—C4—C5—C6 | −175.46 (13) | C4—C9—C14—C13 | 178.15 (13) |
C4—C5—C6—C7 | −0.2 (2) | C1—C8—C15—C20 | 43.6 (2) |
C8—O1—C7—C6 | −177.46 (13) | O1—C8—C15—C20 | −136.50 (13) |
C8—O1—C7—C2 | 1.10 (14) | C1—C8—C15—C16 | −138.77 (17) |
C5—C6—C7—O1 | 176.77 (13) | O1—C8—C15—C16 | 41.10 (17) |
C5—C6—C7—C2 | −1.6 (2) | C20—C15—C16—C17 | −2.4 (2) |
C3—C2—C7—O1 | −177.18 (11) | C8—C15—C16—C17 | 179.85 (13) |
C1—C2—C7—O1 | 0.37 (15) | C15—C16—C17—C18 | 1.3 (2) |
C3—C2—C7—C6 | 1.4 (2) | C16—C17—C18—C19 | 0.6 (2) |
C1—C2—C7—C6 | 178.99 (13) | C17—C18—C19—C20 | −1.2 (2) |
C2—C1—C8—O1 | 2.52 (15) | C18—C19—C20—F1 | 177.08 (12) |
S1—C1—C8—O1 | −170.08 (10) | C18—C19—C20—C15 | −0.1 (2) |
C2—C1—C8—C15 | −177.61 (14) | C16—C15—C20—F1 | −175.28 (12) |
S1—C1—C8—C15 | 9.8 (2) | C8—C15—C20—F1 | 2.4 (2) |
C7—O1—C8—C1 | −2.29 (15) | C16—C15—C20—C19 | 1.9 (2) |
C7—O1—C8—C15 | 177.81 (11) | C8—C15—C20—C19 | 179.55 (13) |
Cg1 and Cg2 are the C9–C14 phenyl and 2-fluorophenyl rings, respectively. |
D—H···A | D—H | H···A | D···A | D—H···A |
C10—H10···Cg1i | 0.95 | 2.82 | 3.682 (2) | 131 |
C14—H14···Cg2ii | 0.95 | 2.71 | 3.528 (2) | 145 |
Symmetry codes: (i) −x+1/2, y+1/2, −z+1/2; (ii) −x+1, −y+1, −z+1. |
Experimental details
Crystal data | |
Chemical formula | C21H15FOS |
Mr | 334.39 |
Crystal system, space group | Monoclinic, P21/n |
Temperature (K) | 173 |
a, b, c (Å) | 11.1257 (2), 7.4232 (1), 19.4212 (3) |
β (°) | 97.319 (1) |
V (Å3) | 1590.90 (4) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.22 |
Crystal size (mm) | 0.27 × 0.19 × 0.14 |
Data collection | |
Diffractometer | Bruker APEXII CCD |
Absorption correction | Multi-scan (SADABS; Bruker, 2009) |
Tmin, Tmax | 0.689, 0.746 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 28795, 3967, 3190 |
Rint | 0.040 |
(sin θ/λ)max (Å−1) | 0.669 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.037, 0.101, 1.05 |
No. of reflections | 3967 |
No. of parameters | 218 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.26, −0.26 |
Computer programs: APEX2 (Bruker, 2009), SAINT (Bruker, 2009), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), ORTEP-3 for Windows (Farrugia, 2012) and DIAMOND (Brandenburg, 1998).
Cg1 and Cg2 are the C9–C14 phenyl and 2-fluorophenyl rings, respectively. |
D—H···A | D—H | H···A | D···A | D—H···A |
C10—H10···Cg1i | 0.95 | 2.82 | 3.682 (2) | 130.7 |
C14—H14···Cg2ii | 0.95 | 2.71 | 3.528 (2) | 144.9 |
Symmetry codes: (i) −x+1/2, y+1/2, −z+1/2; (ii) −x+1, −y+1, −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.
References
Brandenburg, K. (1998). DIAMOND. Crystal Impact GbR, Bonn, Germany. Google Scholar
Bruker (2009). APEX2, SADABS and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA. Google Scholar
Choi, H. D., Seo, P. J., Kang, B. W., Son, B. W. & Lee, U. (2006). Acta Cryst. E62, o4796–o4797. Web of Science CSD CrossRef CAS IUCr Journals Google Scholar
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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.
As a part of our continuing study of 3-methylsulfanyl-5-phenyl-1-benzofuran derivatives containing phenyl (Choi et al., 2006) and 3-fluorophenyl (Seo et al., 2011) substituents in 2-position, we report herein the crystal structure of the title compound.
In the title molecule (Fig. 1), the benzofuran unit is essentially planar, with a mean deviation of 0.041 (1) Å from the least-squares plane defined by the nine constituent atoms. The dihedral angles between the mean plane of the benzofuran fragment and the pendant 2-fluorophenyl and phenyl rings are 46.09 (3) and 24.34 (5), respectively. In the crystal structure (Fig. 2), molecules are connected by weak intermolecular C–H···π interactions (Table 1, Cg1 and Cg2 are the centroids of the C9–C14 phenyl ring and the C15-C20 2-fluorophenyl ring, respectively).