Literature DB >> 22606108

(2E)-1-(2,6-Dichloro-3-fluoro-phen-yl)-3-(4-meth-oxy-phen-yl)prop-2-en-1-one.

A S Praveen, Jerry P Jasinski, James A Golen, H S Yathirajan, B Narayana.   

Abstract

There are two independent mol-ecules in the asymmetric unit of the title compound, C(16)H(11)Cl(2)FO(2). The F atom equally populates both meta positions of the 6-dichloro-3-fluoro-phenyl ring in each mol-ecule, resulting in 0.5 occupancy for both the F and H atoms in these positions. The dihedral angle between the mean planes of the benzene rings are 77.5 (2) and 89.8 (8)°in the two mol-ecules. In the crystal, weak C-H⋯F and C-H⋯O inter-actions involving the half-occupied H and F atoms are observed. Weak π-π stacking inter-actions [centroid-centroid distance = 3.150 (2) Å] also contribute to the crystal stability.

Entities:  

Year:  2012        PMID: 22606108      PMCID: PMC3344105          DOI: 10.1107/S1600536812011841

Source DB:  PubMed          Journal:  Acta Crystallogr Sect E Struct Rep Online        ISSN: 1600-5368


Related literature

For the pharmacological importance of chalcones, see: Dominguez et al. (2001 ▶); Li et al. (1995 ▶); Mei et al. (2001 ▶); Sarojini et al. (2006 ▶). For related structures, see: Betz et al. (2012 ▶); Yathirajan et al. (2007 ▶). For standard bond lengths, see: Allen et al. (1987 ▶).

Experimental

Crystal data

C16H11Cl2FO2 M = 325.15 Monoclinic, a = 11.9035 (6) Å b = 10.4472 (5) Å c = 23.7435 (12) Å β = 92.296 (4)° V = 2950.3 (3) Å3 Z = 8 Mo Kα radiation μ = 0.45 mm−1 T = 173 K 0.24 × 0.20 × 0.17 mm

Data collection

Oxford Diffraction Xcalibur Eos Gemini diffractometer Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2010 ▶) T min = 0.900, T max = 0.927 15257 measured reflections 7015 independent reflections 5165 reflections with I > 2σ(I) R int = 0.023

Refinement

R[F 2 > 2σ(F 2)] = 0.061 wR(F 2) = 0.145 S = 1.06 7015 reflections 401 parameters 4 restraints H-atom parameters constrained Δρmax = 0.67 e Å−3 Δρmin = −0.57 e Å−3 Data collection: CrysAlis PRO (Oxford Diffraction, 2010 ▶); cell refinement: CrysAlis PRO; data reduction: CrysAlis RED (Oxford Diffraction, 2010 ▶); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008 ▶); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008 ▶); molecular graphics: SHELXTL (Sheldrick, 2008 ▶); software used to prepare material for publication: SHELXTL. Crystal structure: contains datablock(s) global, I. DOI: 10.1107/S1600536812011841/bt5846sup1.cif Structure factors: contains datablock(s) I. DOI: 10.1107/S1600536812011841/bt5846Isup2.hkl Supplementary material file. DOI: 10.1107/S1600536812011841/bt5846Isup3.cml Additional supplementary materials: crystallographic information; 3D view; checkCIF report
C16H11Cl2FO2F(000) = 1328
Mr = 325.15Dx = 1.464 Mg m3
Monoclinic, P21/cMo Kα radiation, λ = 0.71073 Å
Hall symbol: -P 2ybcCell parameters from 3879 reflections
a = 11.9035 (6) Åθ = 3.1–30.0°
b = 10.4472 (5) ŵ = 0.45 mm1
c = 23.7435 (12) ÅT = 173 K
β = 92.296 (4)°Block, colorless
V = 2950.3 (3) Å30.24 × 0.20 × 0.17 mm
Z = 8
Oxford Diffraction Xcalibur Eos Gemini diffractometer7015 independent reflections
Radiation source: Enhance (Mo) X-ray Source5165 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.023
Detector resolution: 16.1500 pixels mm-1θmax = 27.9°, θmin = 3.1°
ω scansh = −10→15
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2010)k = −13→10
Tmin = 0.900, Tmax = 0.927l = −30→31
15257 measured reflections
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.061Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.145H-atom parameters constrained
S = 1.06w = 1/[σ2(Fo2) + (0.042P)2 + 3.2887P] where P = (Fo2 + 2Fc2)/3
7015 reflections(Δ/σ)max < 0.001
401 parametersΔρmax = 0.67 e Å3
4 restraintsΔρmin = −0.57 e Å3
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.
xyzUiso*/UeqOcc. (<1)
Cl10.73833 (6)0.53784 (8)0.11864 (4)0.0566 (2)
Cl20.73589 (8)0.86623 (10)0.29381 (4)0.0697 (3)
Cl30.75952 (8)0.51754 (10)0.41195 (6)0.0931 (4)
Cl40.75948 (8)0.21696 (11)0.22698 (4)0.0719 (3)
F10.5430 (3)0.4344 (3)0.16850 (18)0.0600 (10)0.50
F1A0.5483 (5)0.7210 (7)0.3246 (2)0.121 (2)0.50
F20.9551 (3)0.6350 (3)0.3500 (2)0.0771 (13)0.50
F2A0.9515 (4)0.3907 (7)0.2061 (2)0.118 (2)0.50
O10.91972 (15)0.72821 (19)0.18987 (9)0.0473 (5)
O20.57619 (15)1.3317 (2)−0.00869 (9)0.0499 (5)
O30.57623 (15)0.3266 (2)0.33521 (10)0.0514 (5)
O41.00724 (16)−0.28448 (19)0.48786 (9)0.0499 (5)
C10.6802 (2)0.5932 (3)0.17975 (13)0.0418 (6)
C20.5874 (2)0.5310 (3)0.20029 (16)0.0554 (8)
H2A0.55570.46010.18040.066*0.50
C30.5411 (3)0.5714 (3)0.24921 (17)0.0611 (9)
H3A0.47760.52870.26340.073*
C40.5875 (3)0.6741 (4)0.27727 (14)0.0570 (9)
H4A0.55640.70180.31140.068*0.50
C50.6787 (2)0.7381 (3)0.25700 (12)0.0451 (7)
C60.7264 (2)0.6993 (2)0.20724 (11)0.0355 (5)
C70.8245 (2)0.7701 (2)0.18319 (11)0.0361 (6)
C80.8000 (2)0.8855 (2)0.15059 (11)0.0360 (5)
H8A0.86140.93770.14050.043*
C90.6966 (2)0.9225 (2)0.13400 (11)0.0357 (6)
H9A0.63620.87330.14750.043*
C100.6665 (2)1.0297 (2)0.09763 (11)0.0345 (5)
C110.5534 (2)1.0535 (3)0.08407 (13)0.0447 (7)
H11A0.49791.00020.09970.054*
C120.5196 (2)1.1523 (3)0.04865 (13)0.0470 (7)
H12A0.44201.16630.04000.056*
C130.5993 (2)1.2302 (3)0.02593 (12)0.0376 (6)
C140.7130 (2)1.2079 (3)0.03816 (12)0.0402 (6)
H14A0.76801.26070.02190.048*
C150.7457 (2)1.1101 (3)0.07347 (12)0.0386 (6)
H15A0.82351.09640.08180.046*
C160.4637 (3)1.3482 (3)−0.02947 (16)0.0602 (9)
H16A0.45961.4221−0.05490.090*
H16B0.41481.36280.00220.090*
H16C0.43901.2712−0.05000.090*
C170.8124 (3)0.4772 (3)0.34698 (17)0.0618 (9)
C180.9025 (3)0.5439 (3)0.3250 (3)0.0935 (18)
H18A0.93270.61500.34540.112*0.50
C190.9488 (3)0.5117 (5)0.2757 (3)0.104 (2)
H19A1.01130.55620.26160.125*
C200.9013 (3)0.4145 (4)0.2488 (2)0.0862 (15)
H20A0.93190.39140.21390.103*0.50
C210.8131 (2)0.3439 (3)0.26580 (15)0.0562 (9)
C220.7669 (2)0.3748 (3)0.31718 (14)0.0465 (7)
C230.6745 (2)0.2949 (3)0.34163 (12)0.0406 (6)
C240.7103 (2)0.1816 (3)0.37319 (12)0.0400 (6)
H24A0.65460.13100.39020.048*
C250.8174 (2)0.1453 (2)0.37936 (11)0.0360 (6)
H25A0.87090.19790.36170.043*
C260.86199 (19)0.0345 (2)0.40993 (11)0.0328 (5)
C270.9691 (2)−0.0094 (3)0.39798 (11)0.0367 (6)
H27A1.01170.03530.37130.044*
C281.0141 (2)−0.1161 (3)0.42405 (12)0.0418 (6)
H28A1.0864−0.14580.41460.050*
C290.9545 (2)−0.1804 (2)0.46389 (11)0.0356 (5)
C300.8491 (2)−0.1371 (3)0.47756 (12)0.0404 (6)
H30A0.8083−0.18010.50550.049*
C310.8035 (2)−0.0312 (3)0.45043 (12)0.0396 (6)
H31A0.7307−0.00260.45960.048*
C320.9572 (3)−0.3425 (3)0.53478 (13)0.0508 (7)
H32A1.0056−0.41180.54940.076*
H32B0.8835−0.37730.52300.076*
H32C0.9479−0.27830.56440.076*
U11U22U33U12U13U23
Cl10.0398 (4)0.0599 (5)0.0693 (5)0.0048 (3)−0.0089 (3)−0.0187 (4)
Cl20.0707 (6)0.0786 (6)0.0601 (5)−0.0014 (5)0.0070 (4)−0.0206 (5)
Cl30.0633 (6)0.0740 (6)0.1389 (10)0.0131 (5)−0.0371 (6)−0.0454 (7)
Cl40.0612 (5)0.0891 (7)0.0663 (6)0.0046 (5)0.0130 (4)0.0001 (5)
F10.0344 (17)0.0391 (17)0.106 (3)−0.0165 (14)−0.0007 (17)−0.0054 (19)
F1A0.111 (4)0.154 (6)0.102 (4)0.008 (4)0.048 (3)0.035 (4)
F20.061 (2)0.0393 (19)0.129 (4)−0.0120 (18)−0.026 (2)−0.012 (2)
F2A0.077 (3)0.191 (7)0.086 (4)0.000 (4)0.016 (3)0.056 (4)
O10.0286 (9)0.0475 (11)0.0655 (13)0.0027 (8)−0.0018 (8)0.0070 (10)
O20.0358 (10)0.0515 (12)0.0622 (13)0.0030 (9)−0.0004 (9)0.0201 (10)
O30.0288 (9)0.0486 (11)0.0764 (15)0.0101 (9)−0.0027 (9)−0.0001 (11)
O40.0418 (10)0.0481 (11)0.0606 (13)0.0136 (9)0.0100 (9)0.0170 (10)
C10.0287 (12)0.0377 (14)0.0585 (18)0.0052 (11)−0.0052 (11)0.0057 (13)
C20.0306 (14)0.0423 (16)0.093 (3)−0.0017 (12)−0.0051 (15)0.0131 (17)
C30.0391 (16)0.056 (2)0.089 (3)0.0004 (15)0.0112 (16)0.0328 (19)
C40.0467 (17)0.070 (2)0.0554 (19)0.0143 (16)0.0148 (14)0.0232 (17)
C50.0413 (15)0.0473 (16)0.0468 (16)0.0065 (13)−0.0002 (12)0.0086 (13)
C60.0270 (12)0.0346 (13)0.0445 (14)0.0044 (10)−0.0036 (10)0.0077 (11)
C70.0307 (12)0.0364 (13)0.0410 (14)−0.0006 (10)−0.0006 (10)−0.0016 (11)
C80.0323 (12)0.0354 (13)0.0402 (14)−0.0037 (10)0.0011 (10)0.0012 (11)
C90.0312 (12)0.0336 (13)0.0424 (14)−0.0019 (10)0.0034 (10)0.0000 (11)
C100.0287 (11)0.0339 (13)0.0409 (14)−0.0003 (10)0.0013 (10)0.0003 (11)
C110.0280 (12)0.0464 (15)0.0602 (18)−0.0030 (11)0.0065 (12)0.0119 (14)
C120.0273 (12)0.0516 (17)0.0621 (19)0.0025 (12)0.0019 (12)0.0139 (15)
C130.0318 (12)0.0367 (13)0.0442 (15)0.0015 (11)−0.0005 (10)0.0028 (12)
C140.0308 (12)0.0400 (14)0.0499 (16)−0.0041 (11)0.0027 (11)0.0063 (12)
C150.0274 (12)0.0395 (14)0.0486 (15)−0.0014 (11)−0.0029 (10)0.0029 (12)
C160.0421 (16)0.059 (2)0.078 (2)0.0068 (15)−0.0109 (15)0.0170 (18)
C170.0412 (16)0.0400 (16)0.102 (3)0.0077 (13)−0.0227 (17)0.0070 (17)
C180.048 (2)0.050 (2)0.178 (5)−0.0162 (18)−0.052 (3)0.047 (3)
C190.041 (2)0.103 (4)0.166 (5)−0.017 (2)−0.022 (3)0.098 (4)
C200.0372 (18)0.099 (3)0.121 (4)−0.001 (2)−0.007 (2)0.073 (3)
C210.0315 (14)0.0593 (19)0.078 (2)0.0049 (13)−0.0020 (14)0.0289 (18)
C220.0287 (13)0.0353 (14)0.075 (2)0.0052 (11)−0.0088 (13)0.0157 (14)
C230.0303 (13)0.0363 (14)0.0549 (17)0.0047 (11)−0.0011 (11)−0.0043 (13)
C240.0309 (12)0.0375 (13)0.0518 (16)0.0017 (11)0.0052 (11)0.0027 (12)
C250.0317 (12)0.0324 (12)0.0440 (15)0.0010 (10)0.0020 (10)−0.0013 (11)
C260.0286 (11)0.0312 (12)0.0384 (14)0.0008 (10)−0.0013 (10)−0.0047 (11)
C270.0290 (12)0.0388 (13)0.0425 (14)0.0020 (10)0.0054 (10)0.0031 (12)
C280.0287 (12)0.0472 (15)0.0498 (16)0.0081 (11)0.0069 (11)0.0037 (13)
C290.0326 (12)0.0328 (12)0.0412 (14)0.0046 (10)−0.0009 (10)0.0014 (11)
C300.0361 (13)0.0418 (14)0.0439 (15)0.0021 (12)0.0094 (11)0.0047 (12)
C310.0298 (12)0.0402 (14)0.0496 (16)0.0057 (11)0.0096 (11)0.0015 (12)
C320.0507 (17)0.0482 (17)0.0536 (18)0.0037 (14)0.0040 (14)0.0162 (14)
Cl1—C11.732 (3)C14—H14A0.9500
Cl2—C51.724 (3)C15—H15A0.9500
Cl3—C171.741 (4)C16—H16A0.9800
Cl4—C211.723 (4)C16—H16B0.9800
O1—C71.220 (3)C16—H16C0.9800
O2—C131.363 (3)C17—C221.381 (4)
O2—C161.419 (3)C17—C181.398 (6)
O3—C231.219 (3)C18—C191.354 (7)
O4—C291.369 (3)C18—H18A0.9500
O4—C321.420 (3)C19—C201.315 (7)
C1—C21.387 (4)C19—H19A0.9500
C1—C61.388 (4)C20—C211.359 (5)
C2—C31.372 (5)C20—H20A0.9500
C2—H2A0.9500C21—C221.396 (5)
C3—C41.368 (5)C22—C231.516 (4)
C3—H3A0.9500C23—C241.456 (4)
C4—C51.378 (4)C24—C251.333 (3)
C4—H4A0.9500C24—H24A0.9500
C5—C61.391 (4)C25—C261.455 (3)
C6—C71.514 (3)C25—H25A0.9500
C7—C81.456 (4)C26—C311.391 (4)
C8—C91.335 (3)C26—C271.395 (3)
C8—H8A0.9500C27—C281.373 (4)
C9—C101.450 (4)C27—H27A0.9500
C9—H9A0.9500C28—C291.379 (4)
C10—C111.393 (3)C28—H28A0.9500
C10—C151.403 (3)C29—C301.384 (3)
C11—C121.381 (4)C30—C311.381 (4)
C11—H11A0.9500C30—H30A0.9500
C12—C131.376 (4)C31—H31A0.9500
C12—H12A0.9500C32—H32A0.9800
C13—C141.393 (3)C32—H32B0.9800
C14—C151.368 (4)C32—H32C0.9800
C13—O2—C16118.0 (2)H16B—C16—H16C109.5
C29—O4—C32117.7 (2)C22—C17—C18119.0 (4)
C2—C1—C6120.9 (3)C22—C17—Cl3119.5 (3)
C2—C1—Cl1119.3 (2)C18—C17—Cl3121.4 (3)
C6—C1—Cl1119.8 (2)C19—C18—C17122.9 (4)
C3—C2—C1120.5 (3)C19—C18—H18A118.5
C3—C2—H2A119.8C17—C18—H18A118.5
C1—C2—H2A119.8C20—C19—C18115.5 (4)
C4—C3—C2119.0 (3)C20—C19—H19A122.3
C4—C3—H3A120.5C18—C19—H19A122.3
C2—C3—H3A120.5C19—C20—C21126.7 (5)
C3—C4—C5121.3 (3)C19—C20—H20A116.7
C3—C4—H4A119.3C21—C20—H20A116.7
C5—C4—H4A119.3C20—C21—C22118.0 (4)
C4—C5—C6120.6 (3)C20—C21—Cl4122.2 (3)
C4—C5—Cl2120.0 (3)C22—C21—Cl4119.7 (2)
C6—C5—Cl2119.4 (2)C17—C22—C21117.9 (3)
C1—C6—C5117.7 (2)C17—C22—C23120.4 (3)
C1—C6—C7120.6 (2)C21—C22—C23121.6 (3)
C5—C6—C7121.7 (2)O3—C23—C24123.1 (3)
O1—C7—C8122.1 (2)O3—C23—C22120.6 (2)
O1—C7—C6120.2 (2)C24—C23—C22116.3 (2)
C8—C7—C6117.7 (2)C25—C24—C23123.2 (3)
C9—C8—C7124.0 (2)C25—C24—H24A118.4
C9—C8—H8A118.0C23—C24—H24A118.4
C7—C8—H8A118.0C24—C25—C26127.5 (2)
C8—C9—C10127.0 (2)C24—C25—H25A116.2
C8—C9—H9A116.5C26—C25—H25A116.2
C10—C9—H9A116.5C31—C26—C27117.7 (2)
C11—C10—C15117.2 (2)C31—C26—C25123.7 (2)
C11—C10—C9119.3 (2)C27—C26—C25118.6 (2)
C15—C10—C9123.5 (2)C28—C27—C26121.2 (2)
C12—C11—C10122.0 (2)C28—C27—H27A119.4
C12—C11—H11A119.0C26—C27—H27A119.4
C10—C11—H11A119.0C27—C28—C29120.1 (2)
C13—C12—C11119.5 (2)C27—C28—H28A119.9
C13—C12—H12A120.3C29—C28—H28A119.9
C11—C12—H12A120.3O4—C29—C28115.6 (2)
O2—C13—C12124.8 (2)O4—C29—C30124.6 (2)
O2—C13—C14115.3 (2)C28—C29—C30119.9 (2)
C12—C13—C14119.9 (2)C31—C30—C29119.7 (2)
C15—C14—C13120.2 (2)C31—C30—H30A120.2
C15—C14—H14A119.9C29—C30—H30A120.2
C13—C14—H14A119.9C30—C31—C26121.3 (2)
C14—C15—C10121.2 (2)C30—C31—H31A119.3
C14—C15—H15A119.4C26—C31—H31A119.3
C10—C15—H15A119.4O4—C32—H32A109.5
O2—C16—H16A109.5O4—C32—H32B109.5
O2—C16—H16B109.5H32A—C32—H32B109.5
H16A—C16—H16B109.5O4—C32—H32C109.5
O2—C16—H16C109.5H32A—C32—H32C109.5
H16A—C16—H16C109.5H32B—C32—H32C109.5
C6—C1—C2—C3−1.8 (4)C22—C17—C18—C19−0.9 (5)
Cl1—C1—C2—C3178.8 (2)Cl3—C17—C18—C19177.1 (3)
C1—C2—C3—C40.2 (5)C17—C18—C19—C201.7 (6)
C2—C3—C4—C50.8 (5)C18—C19—C20—C21−1.0 (6)
C3—C4—C5—C6−0.3 (4)C19—C20—C21—C22−0.5 (5)
C3—C4—C5—Cl2−179.4 (2)C19—C20—C21—Cl4−179.1 (3)
C2—C1—C6—C52.2 (4)C18—C17—C22—C21−0.7 (4)
Cl1—C1—C6—C5−178.3 (2)Cl3—C17—C22—C21−178.7 (2)
C2—C1—C6—C7−177.3 (2)C18—C17—C22—C23175.9 (3)
Cl1—C1—C6—C72.2 (3)Cl3—C17—C22—C23−2.2 (4)
C4—C5—C6—C1−1.2 (4)C20—C21—C22—C171.3 (4)
Cl2—C5—C6—C1177.96 (19)Cl4—C21—C22—C17180.0 (2)
C4—C5—C6—C7178.3 (3)C20—C21—C22—C23−175.1 (3)
Cl2—C5—C6—C7−2.5 (3)Cl4—C21—C22—C233.5 (4)
C1—C6—C7—O1−79.7 (3)C17—C22—C23—O386.1 (4)
C5—C6—C7—O1100.9 (3)C21—C22—C23—O3−97.5 (3)
C1—C6—C7—C898.1 (3)C17—C22—C23—C24−93.0 (3)
C5—C6—C7—C8−81.3 (3)C21—C22—C23—C2483.4 (3)
O1—C7—C8—C9167.9 (3)O3—C23—C24—C25178.7 (3)
C6—C7—C8—C9−9.8 (4)C22—C23—C24—C25−2.2 (4)
C7—C8—C9—C10−174.4 (2)C23—C24—C25—C26179.9 (3)
C8—C9—C10—C11179.2 (3)C24—C25—C26—C31−18.7 (4)
C8—C9—C10—C151.2 (4)C24—C25—C26—C27160.9 (3)
C15—C10—C11—C12−0.4 (4)C31—C26—C27—C281.8 (4)
C9—C10—C11—C12−178.5 (3)C25—C26—C27—C28−177.7 (2)
C10—C11—C12—C13−0.1 (5)C26—C27—C28—C29−1.6 (4)
C16—O2—C13—C12−9.4 (4)C32—O4—C29—C28170.9 (3)
C16—O2—C13—C14170.9 (3)C32—O4—C29—C30−8.3 (4)
C11—C12—C13—O2−178.8 (3)C27—C28—C29—O4−179.2 (2)
C11—C12—C13—C140.9 (5)C27—C28—C29—C300.0 (4)
O2—C13—C14—C15178.6 (3)O4—C29—C30—C31−179.7 (3)
C12—C13—C14—C15−1.1 (4)C28—C29—C30—C311.2 (4)
C13—C14—C15—C100.6 (4)C29—C30—C31—C26−0.8 (4)
C11—C10—C15—C140.1 (4)C27—C26—C31—C30−0.6 (4)
C9—C10—C15—C14178.2 (3)C25—C26—C31—C30178.9 (3)
D—H···AD—HH···AD···AD—H···A
C2—H2A···F1Ai0.952.793.657 (7)153
C4—H4A···F1ii0.952.753.410 (5)127
C11—H11A···O3ii0.952.563.451 (3)156
CgI···CgJCg···Cg (Å)CgI Perp (Å)Cgj Perp (Å)
Cg1···Cg3i3.650 (2)3.6203.604
Table 1

Hydrogen-bond geometry (Å, °)

D—H⋯AD—HH⋯ADAD—H⋯A
C2—H2A⋯F1Ai0.952.793.657 (7)153
C4—H4A⋯F1ii0.952.753.410 (5)127
C11—H11A⋯O3ii0.952.563.451 (3)156

Symmetry codes: (i) ; (ii) .

  4 in total

1.  A short history of SHELX.

Authors:  George M Sheldrick
Journal:  Acta Crystallogr A       Date:  2007-12-21       Impact factor: 2.290

2.  Synthesis of quinolinyl chalcones and evaluation of their antimalarial activity.

Authors:  J N Domínguez; J E Charris; G Lobo; N Gamboa de Domínguez; M M Moreno; F Riggione; E Sanchez; J Olson; P J Rosenthal
Journal:  Eur J Med Chem       Date:  2001-06       Impact factor: 6.514

3.  In vitro antimalarial activity of chalcones and their derivatives.

Authors:  R Li; G L Kenyon; F E Cohen; X Chen; B Gong; J N Dominguez; E Davidson; G Kurzban; R E Miller; E O Nuzum
Journal:  J Med Chem       Date:  1995-12-22       Impact factor: 7.446

4.  (2E)-1-(2,6-Dichloro-3-fluoro-phen-yl)-3-(4-fluoro-phen-yl)prop-2-en-1-one.

Authors:  Richard Betz; Thomas Gerber; Eric Hosten; Aletti S Praveen; Hemmige S Yathirajan; Badiadka Narayana
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2012-01-25
  4 in total

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