organic compounds
2-(4-Fluorophenyl)-5,6-methylenedioxy-3-phenylsulfinyl-1-benzofuran monohydrate
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, C21H13FO4S·H2O, the dihedral angles between the mean plane of the benzofuran fragment (r.m.s. deviation = 0.005 Å) and the pendant 4-fluorophenyl and phenyl rings are 6.24 (7) and 83.39 (6)°, respectively. In the crystal, molecules are linked by O—H⋯O and C—H⋯O hydrogen bonds.
Related literature
For the pharmacological activity of benzofuran compounds, see: Aslam et al.(2009); Galal et al. (2009); Khan et al. (2005). For natural products with benzofuran rings, see: Akgul & Anil (2003); Soekamto et al. (2003). For the of related compound, see: Choi et al. (2009).
Experimental
Crystal data
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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: ORTEP-3 (Farrugia, 1997) and DIAMOND (Brandenburg, 1998); software used to prepare material for publication: SHELXL97.
Supporting information
10.1107/S160053681105553X/lr2043sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: 10.1107/S160053681105553X/lr2043Isup2.hkl
77% 3-chloroperoxybenzoic acid (224 mg, 1.0 mmol) was added in small portions to a stirred solution of 2-(4-fluorophenyl)-5,6-methylenedioxy-3-phenylsulfanyl-1-benzofuran (291 mg, 0.8 mmol) in dichloromethane (30 ml) at 273 K. After being stirred at room temperature for 3 h, 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, 1:2 v/v) to afford the title compound as a colorless solid [yield 72%, m.p. 451–453 K; Rf = 0.79 (hexane–ethyl acetate, 1:2 v/v)]. Single crystals suitable for X-ray diffraction were prepared by slow evaporation of a solution of the title compound in ethyl acetate at room temperature.The H atoms bonded to O5w were located a different Fourier map and refined freely. All other H atoms were positioned geometrically and refined using a riding model, with C—H = 0.93 Å fo the aryl and 0.97 Å for the methylene H atoms. Uiso(H) =1.2Ueq(C) for aryl and methylene H atoms.
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 (Farrugia, 1997) and DIAMOND (Brandenburg, 1998); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008).C21H13FO4S·H2O | F(000) = 824 |
Mr = 398.39 | Dx = 1.547 Mg m−3 |
Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -P 2ybc | Cell parameters from 4953 reflections |
a = 8.2485 (2) Å | θ = 2.4–28.3° |
b = 33.5624 (9) Å | µ = 0.23 mm−1 |
c = 6.1854 (2) Å | T = 173 K |
β = 93.001 (2)° | Block, colourless |
V = 1710.01 (8) Å3 | 0.39 × 0.16 × 0.11 mm |
Z = 4 |
Bruker SMART APEXII CCD diffractometer | 3947 independent reflections |
Radiation source: rotating anode | 3235 reflections with I > 2σ(I) |
Graphite multilayer monochromator | Rint = 0.036 |
Detector resolution: 10.0 pixels mm-1 | θmax = 27.6°, θmin = 1.2° |
ϕ and ω scans | h = −10→9 |
Absorption correction: multi-scan (SADABS; Bruker, 2009) | k = −43→35 |
Tmin = 0.915, Tmax = 0.975 | l = −8→7 |
16270 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)] = 0.048 | Hydrogen site location: difference Fourier map |
wR(F2) = 0.120 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.02 | w = 1/[σ2(Fo2) + (0.0512P)2 + 1.6272P] where P = (Fo2 + 2Fc2)/3 |
3947 reflections | (Δ/σ)max < 0.001 |
261 parameters | Δρmax = 0.94 e Å−3 |
0 restraints | Δρmin = −0.61 e Å−3 |
C21H13FO4S·H2O | V = 1710.01 (8) Å3 |
Mr = 398.39 | Z = 4 |
Monoclinic, P21/c | Mo Kα radiation |
a = 8.2485 (2) Å | µ = 0.23 mm−1 |
b = 33.5624 (9) Å | T = 173 K |
c = 6.1854 (2) Å | 0.39 × 0.16 × 0.11 mm |
β = 93.001 (2)° |
Bruker SMART APEXII CCD diffractometer | 3947 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2009) | 3235 reflections with I > 2σ(I) |
Tmin = 0.915, Tmax = 0.975 | Rint = 0.036 |
16270 measured reflections |
R[F2 > 2σ(F2)] = 0.048 | 0 restraints |
wR(F2) = 0.120 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.02 | Δρmax = 0.94 e Å−3 |
3947 reflections | Δρmin = −0.61 e Å−3 |
261 parameters |
Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'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 > σ(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 | 0.50867 (6) | 0.170330 (15) | 0.88006 (8) | 0.02163 (14) | |
F1 | 0.92782 (18) | 0.04232 (4) | 1.5856 (2) | 0.0415 (4) | |
O1 | 0.49612 (16) | 0.05550 (4) | 0.7261 (2) | 0.0205 (3) | |
O2 | 0.14035 (19) | 0.12607 (5) | 0.0740 (3) | 0.0318 (4) | |
O3 | 0.1737 (2) | 0.05788 (5) | 0.0443 (3) | 0.0330 (4) | |
O4 | 0.36252 (17) | 0.19343 (4) | 0.8043 (3) | 0.0283 (3) | |
C1 | 0.4801 (2) | 0.12171 (6) | 0.7748 (3) | 0.0181 (4) | |
C2 | 0.3882 (2) | 0.11212 (6) | 0.5762 (3) | 0.0191 (4) | |
C3 | 0.2973 (2) | 0.13442 (6) | 0.4188 (3) | 0.0210 (4) | |
H3 | 0.2838 | 0.1625 | 0.4280 | 0.025* | |
C4 | 0.2305 (2) | 0.11216 (6) | 0.2522 (3) | 0.0222 (4) | |
C5 | 0.0887 (3) | 0.09168 (7) | −0.0456 (4) | 0.0271 (5) | |
H5A | 0.1125 | 0.0949 | −0.1998 | 0.033* | |
H5B | −0.0298 | 0.0879 | −0.0365 | 0.033* | |
C6 | 0.2492 (2) | 0.07098 (6) | 0.2341 (3) | 0.0230 (4) | |
C7 | 0.3353 (2) | 0.04845 (6) | 0.3848 (3) | 0.0230 (4) | |
H7 | 0.3475 | 0.0204 | 0.3741 | 0.028* | |
C8 | 0.4031 (2) | 0.07100 (6) | 0.5549 (3) | 0.0201 (4) | |
C9 | 0.5414 (2) | 0.08705 (6) | 0.8597 (3) | 0.0186 (4) | |
C10 | 0.6438 (2) | 0.07586 (6) | 1.0502 (3) | 0.0191 (4) | |
C11 | 0.6993 (3) | 0.03679 (6) | 1.0741 (3) | 0.0255 (5) | |
H11 | 0.6700 | 0.0177 | 0.9659 | 0.031* | |
C12 | 0.7964 (3) | 0.02540 (7) | 1.2529 (4) | 0.0294 (5) | |
H12 | 0.8349 | −0.0012 | 1.2681 | 0.035* | |
C13 | 0.8354 (3) | 0.05361 (7) | 1.4074 (3) | 0.0270 (5) | |
C14 | 0.7845 (3) | 0.09240 (7) | 1.3922 (3) | 0.0260 (5) | |
H14 | 0.8147 | 0.1112 | 1.5020 | 0.031* | |
C15 | 0.6878 (2) | 0.10357 (6) | 1.2123 (3) | 0.0228 (4) | |
H15 | 0.6510 | 0.1303 | 1.1987 | 0.027* | |
C16 | 0.6720 (2) | 0.18499 (6) | 0.7173 (3) | 0.0197 (4) | |
C17 | 0.8292 (2) | 0.17949 (6) | 0.8061 (4) | 0.0255 (4) | |
H17 | 0.8473 | 0.1685 | 0.9469 | 0.031* | |
C18 | 0.9588 (3) | 0.19039 (7) | 0.6845 (4) | 0.0329 (5) | |
H18 | 1.0670 | 0.1865 | 0.7411 | 0.039* | |
C19 | 0.9309 (3) | 0.20687 (7) | 0.4815 (4) | 0.0348 (5) | |
H19 | 1.0201 | 0.2141 | 0.3987 | 0.042* | |
C20 | 0.7737 (3) | 0.21292 (7) | 0.3973 (4) | 0.0305 (5) | |
H20 | 0.7559 | 0.2246 | 0.2584 | 0.037* | |
C21 | 0.6421 (3) | 0.20191 (6) | 0.5153 (3) | 0.0242 (4) | |
H21 | 0.5341 | 0.2059 | 0.4585 | 0.029* | |
O5W | 0.2797 (2) | 0.22591 (6) | 0.2201 (3) | 0.0421 (4) | |
H5WA | 0.307 (5) | 0.2545 (13) | 0.220 (6) | 0.084 (12)* | |
H5WB | 0.292 (4) | 0.2198 (12) | 0.069 (7) | 0.083 (12)* |
U11 | U22 | U33 | U12 | U13 | U23 | |
S1 | 0.0222 (2) | 0.0171 (3) | 0.0259 (3) | 0.00014 (18) | 0.00387 (19) | −0.0036 (2) |
F1 | 0.0526 (9) | 0.0387 (8) | 0.0310 (8) | 0.0113 (7) | −0.0197 (7) | −0.0006 (6) |
O1 | 0.0263 (7) | 0.0156 (7) | 0.0192 (7) | 0.0000 (5) | −0.0028 (6) | −0.0017 (5) |
O2 | 0.0371 (9) | 0.0290 (9) | 0.0277 (8) | 0.0027 (7) | −0.0124 (7) | 0.0002 (7) |
O3 | 0.0407 (9) | 0.0296 (9) | 0.0272 (8) | 0.0021 (7) | −0.0123 (7) | −0.0066 (7) |
O4 | 0.0244 (7) | 0.0239 (8) | 0.0367 (9) | 0.0046 (6) | 0.0012 (6) | 0.0001 (7) |
C1 | 0.0187 (9) | 0.0165 (9) | 0.0193 (9) | −0.0003 (7) | 0.0024 (7) | −0.0018 (8) |
C2 | 0.0176 (8) | 0.0182 (10) | 0.0217 (10) | −0.0013 (7) | 0.0021 (7) | −0.0008 (8) |
C3 | 0.0203 (9) | 0.0175 (10) | 0.0251 (10) | 0.0010 (7) | 0.0019 (8) | 0.0008 (8) |
C4 | 0.0190 (9) | 0.0252 (11) | 0.0222 (10) | 0.0010 (8) | −0.0012 (8) | 0.0030 (8) |
C5 | 0.0244 (10) | 0.0320 (12) | 0.0245 (11) | −0.0010 (9) | −0.0024 (8) | −0.0011 (9) |
C6 | 0.0229 (9) | 0.0244 (11) | 0.0215 (10) | −0.0031 (8) | −0.0005 (8) | −0.0029 (8) |
C7 | 0.0258 (10) | 0.0187 (10) | 0.0243 (10) | 0.0000 (8) | −0.0008 (8) | −0.0032 (8) |
C8 | 0.0193 (9) | 0.0192 (10) | 0.0220 (10) | −0.0003 (7) | 0.0010 (7) | 0.0008 (8) |
C9 | 0.0187 (9) | 0.0173 (10) | 0.0201 (9) | −0.0017 (7) | 0.0022 (7) | −0.0020 (8) |
C10 | 0.0181 (9) | 0.0205 (10) | 0.0188 (9) | −0.0006 (7) | 0.0021 (7) | −0.0001 (8) |
C11 | 0.0313 (11) | 0.0204 (11) | 0.0243 (11) | 0.0020 (8) | −0.0028 (9) | −0.0033 (8) |
C12 | 0.0356 (11) | 0.0217 (11) | 0.0302 (12) | 0.0049 (9) | −0.0043 (9) | 0.0009 (9) |
C13 | 0.0275 (10) | 0.0314 (12) | 0.0215 (10) | 0.0036 (9) | −0.0044 (8) | 0.0025 (9) |
C14 | 0.0296 (11) | 0.0265 (11) | 0.0216 (10) | 0.0001 (9) | −0.0025 (8) | −0.0049 (9) |
C15 | 0.0265 (10) | 0.0191 (10) | 0.0228 (10) | 0.0024 (8) | 0.0016 (8) | −0.0015 (8) |
C16 | 0.0187 (9) | 0.0159 (9) | 0.0245 (10) | −0.0013 (7) | 0.0018 (8) | −0.0034 (8) |
C17 | 0.0235 (10) | 0.0229 (11) | 0.0298 (11) | −0.0006 (8) | −0.0021 (9) | −0.0006 (9) |
C18 | 0.0188 (9) | 0.0330 (13) | 0.0467 (14) | −0.0010 (9) | 0.0008 (9) | −0.0024 (11) |
C19 | 0.0313 (11) | 0.0295 (13) | 0.0449 (14) | −0.0048 (10) | 0.0140 (10) | −0.0007 (11) |
C20 | 0.0391 (12) | 0.0264 (12) | 0.0262 (11) | −0.0021 (10) | 0.0044 (9) | 0.0013 (9) |
C21 | 0.0245 (10) | 0.0212 (11) | 0.0263 (11) | −0.0003 (8) | −0.0032 (8) | −0.0019 (8) |
O5W | 0.0574 (12) | 0.0293 (10) | 0.0406 (11) | −0.0024 (8) | 0.0123 (9) | −0.0008 (8) |
S1—O4 | 1.4883 (15) | C10—C11 | 1.394 (3) |
S1—C1 | 1.768 (2) | C10—C15 | 1.401 (3) |
S1—C16 | 1.792 (2) | C11—C12 | 1.385 (3) |
F1—C13 | 1.361 (2) | C11—H11 | 0.9500 |
O1—C8 | 1.377 (2) | C12—C13 | 1.372 (3) |
O1—C9 | 1.382 (2) | C12—H12 | 0.9500 |
O2—C4 | 1.379 (2) | C13—C14 | 1.370 (3) |
O2—C5 | 1.424 (3) | C14—C15 | 1.386 (3) |
O3—C6 | 1.372 (2) | C14—H14 | 0.9500 |
O3—C5 | 1.431 (3) | C15—H15 | 0.9500 |
C1—C9 | 1.362 (3) | C16—C21 | 1.382 (3) |
C1—C2 | 1.446 (3) | C16—C17 | 1.394 (3) |
C2—C8 | 1.392 (3) | C17—C18 | 1.388 (3) |
C2—C3 | 1.412 (3) | C17—H17 | 0.9500 |
C3—C4 | 1.365 (3) | C18—C19 | 1.380 (4) |
C3—H3 | 0.9500 | C18—H18 | 0.9500 |
C4—C6 | 1.396 (3) | C19—C20 | 1.386 (3) |
C5—H5A | 0.9900 | C19—H19 | 0.9500 |
C5—H5B | 0.9900 | C20—C21 | 1.389 (3) |
C6—C7 | 1.370 (3) | C20—H20 | 0.9500 |
C7—C8 | 1.390 (3) | C21—H21 | 0.9500 |
C7—H7 | 0.9500 | O5W—H5WA | 0.99 (4) |
C9—C10 | 1.463 (3) | O5W—H5WB | 0.97 (4) |
O4—S1—C1 | 105.95 (9) | C11—C10—C9 | 119.98 (18) |
O4—S1—C16 | 107.47 (9) | C15—C10—C9 | 121.54 (18) |
C1—S1—C16 | 97.82 (9) | C12—C11—C10 | 121.2 (2) |
C8—O1—C9 | 107.01 (15) | C12—C11—H11 | 119.4 |
C4—O2—C5 | 105.97 (16) | C10—C11—H11 | 119.4 |
C6—O3—C5 | 105.66 (16) | C13—C12—C11 | 118.1 (2) |
C9—C1—C2 | 107.74 (17) | C13—C12—H12 | 121.0 |
C9—C1—S1 | 127.35 (15) | C11—C12—H12 | 121.0 |
C2—C1—S1 | 124.90 (15) | F1—C13—C14 | 118.50 (19) |
C8—C2—C3 | 120.43 (18) | F1—C13—C12 | 118.2 (2) |
C8—C2—C1 | 104.83 (17) | C14—C13—C12 | 123.3 (2) |
C3—C2—C1 | 134.74 (19) | C13—C14—C15 | 118.3 (2) |
C4—C3—C2 | 114.14 (19) | C13—C14—H14 | 120.9 |
C4—C3—H3 | 122.9 | C15—C14—H14 | 120.9 |
C2—C3—H3 | 122.9 | C14—C15—C10 | 120.8 (2) |
C3—C4—O2 | 126.70 (19) | C14—C15—H15 | 119.6 |
C3—C4—C6 | 124.11 (19) | C10—C15—H15 | 119.6 |
O2—C4—C6 | 109.16 (17) | C21—C16—C17 | 121.89 (19) |
O2—C5—O3 | 108.26 (16) | C21—C16—S1 | 121.13 (15) |
O2—C5—H5A | 110.0 | C17—C16—S1 | 116.96 (16) |
O3—C5—H5A | 110.0 | C18—C17—C16 | 118.6 (2) |
O2—C5—H5B | 110.0 | C18—C17—H17 | 120.7 |
O3—C5—H5B | 110.0 | C16—C17—H17 | 120.7 |
H5A—C5—H5B | 108.4 | C19—C18—C17 | 120.1 (2) |
C7—C6—O3 | 127.0 (2) | C19—C18—H18 | 119.9 |
C7—C6—C4 | 123.18 (19) | C17—C18—H18 | 119.9 |
O3—C6—C4 | 109.81 (18) | C18—C19—C20 | 120.6 (2) |
C6—C7—C8 | 112.86 (19) | C18—C19—H19 | 119.7 |
C6—C7—H7 | 123.6 | C20—C19—H19 | 119.7 |
C8—C7—H7 | 123.6 | C19—C20—C21 | 120.3 (2) |
O1—C8—C7 | 124.23 (18) | C19—C20—H20 | 119.8 |
O1—C8—C2 | 110.50 (17) | C21—C20—H20 | 119.8 |
C7—C8—C2 | 125.26 (19) | C16—C21—C20 | 118.5 (2) |
C1—C9—O1 | 109.91 (17) | C16—C21—H21 | 120.8 |
C1—C9—C10 | 135.77 (18) | C20—C21—H21 | 120.8 |
O1—C9—C10 | 114.29 (16) | H5WA—O5W—H5WB | 100 (3) |
C11—C10—C15 | 118.48 (19) | ||
O4—S1—C1—C9 | −152.40 (17) | C2—C1—C9—O1 | 0.7 (2) |
C16—S1—C1—C9 | 96.85 (18) | S1—C1—C9—O1 | −177.99 (13) |
O4—S1—C1—C2 | 29.11 (18) | C2—C1—C9—C10 | 179.0 (2) |
C16—S1—C1—C2 | −81.65 (17) | S1—C1—C9—C10 | 0.3 (3) |
C9—C1—C2—C8 | −0.6 (2) | C8—O1—C9—C1 | −0.5 (2) |
S1—C1—C2—C8 | 178.14 (14) | C8—O1—C9—C10 | −179.20 (15) |
C9—C1—C2—C3 | 179.6 (2) | C1—C9—C10—C11 | −172.4 (2) |
S1—C1—C2—C3 | −1.7 (3) | O1—C9—C10—C11 | 5.7 (3) |
C8—C2—C3—C4 | −0.4 (3) | C1—C9—C10—C15 | 7.8 (3) |
C1—C2—C3—C4 | 179.5 (2) | O1—C9—C10—C15 | −173.98 (17) |
C2—C3—C4—O2 | −178.00 (18) | C15—C10—C11—C12 | −0.3 (3) |
C2—C3—C4—C6 | −0.4 (3) | C9—C10—C11—C12 | 180.00 (19) |
C5—O2—C4—C3 | −176.2 (2) | C10—C11—C12—C13 | 0.6 (3) |
C5—O2—C4—C6 | 5.9 (2) | C11—C12—C13—F1 | 178.6 (2) |
C4—O2—C5—O3 | −10.2 (2) | C11—C12—C13—C14 | −0.7 (4) |
C6—O3—C5—O2 | 10.6 (2) | F1—C13—C14—C15 | −178.81 (19) |
C5—O3—C6—C7 | 174.8 (2) | C12—C13—C14—C15 | 0.5 (3) |
C5—O3—C6—C4 | −7.0 (2) | C13—C14—C15—C10 | −0.1 (3) |
C3—C4—C6—C7 | 1.0 (3) | C11—C10—C15—C14 | 0.0 (3) |
O2—C4—C6—C7 | 178.98 (19) | C9—C10—C15—C14 | 179.77 (18) |
C3—C4—C6—O3 | −177.25 (18) | O4—S1—C16—C21 | −22.09 (19) |
O2—C4—C6—O3 | 0.7 (2) | C1—S1—C16—C21 | 87.42 (18) |
O3—C6—C7—C8 | 177.22 (19) | O4—S1—C16—C17 | 156.30 (16) |
C4—C6—C7—C8 | −0.7 (3) | C1—S1—C16—C17 | −94.18 (17) |
C9—O1—C8—C7 | 179.68 (18) | C21—C16—C17—C18 | −1.8 (3) |
C9—O1—C8—C2 | 0.1 (2) | S1—C16—C17—C18 | 179.81 (17) |
C6—C7—C8—O1 | −179.52 (17) | C16—C17—C18—C19 | 1.0 (3) |
C6—C7—C8—C2 | 0.0 (3) | C17—C18—C19—C20 | 0.4 (4) |
C3—C2—C8—O1 | −179.85 (16) | C18—C19—C20—C21 | −0.9 (4) |
C1—C2—C8—O1 | 0.3 (2) | C17—C16—C21—C20 | 1.2 (3) |
C3—C2—C8—C7 | 0.6 (3) | S1—C16—C21—C20 | 179.56 (16) |
C1—C2—C8—C7 | −179.26 (18) | C19—C20—C21—C16 | 0.2 (3) |
D—H···A | D—H | H···A | D···A | D—H···A |
C18—H18···O4i | 0.95 | 2.46 | 3.375 (3) | 162 |
C19—H19···O5wi | 0.95 | 2.49 | 3.433 (3) | 171 |
O5W—H5WA···O4ii | 0.99 (4) | 1.87 (4) | 2.834 (2) | 164 (3) |
O5W—H5WB···O4iii | 0.97 (4) | 1.98 (4) | 2.908 (2) | 161 (3) |
Symmetry codes: (i) x+1, y, z; (ii) x, −y+1/2, z−1/2; (iii) x, y, z−1. |
Experimental details
Crystal data | |
Chemical formula | C21H13FO4S·H2O |
Mr | 398.39 |
Crystal system, space group | Monoclinic, P21/c |
Temperature (K) | 173 |
a, b, c (Å) | 8.2485 (2), 33.5624 (9), 6.1854 (2) |
β (°) | 93.001 (2) |
V (Å3) | 1710.01 (8) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.23 |
Crystal size (mm) | 0.39 × 0.16 × 0.11 |
Data collection | |
Diffractometer | Bruker SMART APEXII CCD diffractometer |
Absorption correction | Multi-scan (SADABS; Bruker, 2009) |
Tmin, Tmax | 0.915, 0.975 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 16270, 3947, 3235 |
Rint | 0.036 |
(sin θ/λ)max (Å−1) | 0.652 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.048, 0.120, 1.02 |
No. of reflections | 3947 |
No. of parameters | 261 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.94, −0.61 |
Computer programs: APEX2 (Bruker, 2009), SAINT (Bruker, 2009), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), ORTEP-3 (Farrugia, 1997) and DIAMOND (Brandenburg, 1998).
D—H···A | D—H | H···A | D···A | D—H···A |
C18—H18···O4i | 0.95 | 2.46 | 3.375 (3) | 161.7 |
C19—H19···O5wi | 0.95 | 2.49 | 3.433 (3) | 170.9 |
O5W—H5WA···O4ii | 0.99 (4) | 1.87 (4) | 2.834 (2) | 164 (3) |
O5W—H5WB···O4iii | 0.97 (4) | 1.98 (4) | 2.908 (2) | 161 (3) |
Symmetry codes: (i) x+1, y, z; (ii) x, −y+1/2, z−1/2; (iii) x, y, z−1. |
References
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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.
Recently, many compounds having a benzofuran ring have drawn much attention due to their valuable pharmacological properties such as antibacterial and antifungal, antitumor and antiviral, and antimicrobial activities (Aslam et al., 2009, Galal et al., 2009, Khan et al., 2005). These benzofuran derivatives occur in a wide range of natural products (Akgul & Anil, 2003; Soekamto et al., 2003). As a part of our ongoing studies of 5,6-(methylenedioxy)benzofuran derivatives containing 2-(4-bromophenyl) (Choi et al., 2009) substituents, we report herein the crystal structure of the title compound.
The title compound crystallizes as a hydrate (Fig. 1). The benzofuran unit is essentially planar, with a mean deviation of 0.005 (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 4-fluorophenyl and phenyl rings are 6.24 (7) and 83.39 (6)°, respectively. The crystal packing (Fig. 2) is stabilized by intermolecular O—H···O and C—H···O hydrogen bonds (see Table 1).