organic compounds
(2E)-3-(2-Chloro-7-methylquinolin-3-yl)-1-(6-chloro-2-methyl-4-phenylquinolin-3-yl)prop-2-en-1-one ethanol monosolvate
aDepartment of Chemistry, BITS, Pilani – K. K. Birla Goa Campus, Goa 403 726, India, bCentre for Organic and Medicinal Chemistry, School of Advanced Sciences, VIT University, Vellore 632 014, India, cDepartment of Chemistry, University of Malaya, 50603 Kuala Lumpur, Malaysia, and dChemistry Department, Faculty of Science, King Abdulaziz University, PO Box 80203 Jeddah, Saudi Arabia
*Correspondence e-mail: edward.tiekink@gmail.com
In the title ethanol solvate, C29H20Cl2N2O·C2H5OH, the quinolinyl residues form a dihedral angle of 46.41 (4)° with each other, and each is inclined [Cp—C—C=O and C=C—C—Cp (p = pyridyl) torsion angles = 54.8 (2) and 144.44 (19)°, respectively] with respect to the almost planar bridging prop-2-en-1-one residue [O=C—C=C torsion angle = −4.1 (3)°]. The ethanol solvent molecule is disordered over two positions of equal occupancy and is located close to a centre of inversion. These molecules reside in cavities defined by the organic molecules, which are connected into a three-dimensional architecture by C—H⋯Cl, C—H⋯O and C—H⋯N interactions, as well as π–π contacts [inter-centroid distances = 3.5853 (10) and 3.8268 (11) Å], each involving pyridyl rings.
Related literature
For background details and the biological applications of quinolinyl/chalcone derivatives, see: Joshi et al. (2011); Prasath et al. (2013a). For a related structure, see: Prasath et al. (2013b).
Experimental
Crystal data
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Data collection: CrysAlis PRO (Agilent, 2013); cell CrysAlis PRO; data reduction: CrysAlis PRO; 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, 2006); software used to prepare material for publication: publCIF (Westrip, 2010).
Supporting information
10.1107/S1600536813022022/mw2114sup1.cif
contains datablocks general, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536813022022/mw2114Isup2.hkl
Supporting information file. DOI: 10.1107/S1600536813022022/mw2114Isup3.cml
A mixture of 3-acetyl-6-chloro-2-methyl-4-phenylquinoline (300 mg, 0.001 M) and 2-chloro-7-methylquinoline-3-carbaldehyde (200 mg, 0.001 M) in methanol (20 ml) containing potassium hydroxide (0.2 g) was stirred at room temperature for 12 h. Then the reaction mixture was neutralized with dilute acetic acid and the solid that formed was filtered off, washed with distilled ethanol to remove excess of water (from dilute acetic acid), dried and purified by
using an ethyl acetate-hexane (4:1) mixture to afford compound (I). Re-crystallization was by slow evaporation of its acetone solution, which yielded prisms in 87% yield; M.pt: 453–455 K.Carbon-bound H-atoms were placed in calculated positions [C—H = 0.95–0.98 Å, Uiso(H) = 1.2–1.5Ueq(C)] and were included in the
in the riding model approximation. The oxygen-bound H-atoms were treated similarly with O—H = 0.84 Å, and with Uiso(H) = 1.5Ueq(O)]. A disordered ethanol molecule of solvation was found towards the final stages of the Two positions of half-weight were resolved and these are disordered over a centre of inversion. The 1,2- and 1,3- distances were refined with distance restraints of 1.500 (5) and 2.45 (1) Å, respectively. All atoms were refined with individual anisotropic displacement parameters but these were constrained to be nearly isotropic (ISOR command in SHELXL97). Owing to poor agreement, the (0 1 0) reflection was omitted from the final refinement.Data collection: CrysAlis PRO (Agilent, 2013); cell
CrysAlis PRO (Agilent, 2013); data reduction: CrysAlis PRO (Agilent, 2013); 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, 2006); software used to prepare material for publication: publCIF (Westrip, 2010).Fig. 1. The molecular structure of (I) showing the atom-labelling scheme and displacement ellipsoids at the 70% probability level. The disordered ethanol molecule is not shown. | |
Fig. 2. View in projection down the c axis of the unit-cell contents of (I). The disordered ethanol molecules, highlighted in space-filling mode, occupy cavities defined by the organic molecules which are connected by C—H···Cl, C—H···O, C—H···N and π—π interactions, shown as green, orange, blue and purple dashed lines, respectively. |
C29H20Cl2N2O·C2H6O | Z = 2 |
Mr = 529.44 | F(000) = 552 |
Triclinic, P1 | Dx = 1.364 Mg m−3 |
Hall symbol: -P 1 | Cu Kα radiation, λ = 1.54184 Å |
a = 9.1621 (3) Å | Cell parameters from 5460 reflections |
b = 11.3598 (4) Å | θ = 3.5–76.2° |
c = 13.1879 (5) Å | µ = 2.52 mm−1 |
α = 74.017 (3)° | T = 100 K |
β = 85.995 (3)° | Prism, pale-yellow |
γ = 77.683 (3)° | 0.40 × 0.30 × 0.20 mm |
V = 1289.07 (8) Å3 |
Agilent SuperNova Dual diffractometer with an Atlas detector | 5287 independent reflections |
Radiation source: SuperNova (Cu) X-ray Source | 4904 reflections with I > 2σ(I) |
Mirror monochromator | Rint = 0.020 |
Detector resolution: 10.4041 pixels mm-1 | θmax = 76.4°, θmin = 3.5° |
ω scan | h = −11→11 |
Absorption correction: multi-scan (CrysAlis PRO; Agilent, 2013) | k = −14→13 |
Tmin = 0.724, Tmax = 1.000 | l = −16→16 |
9624 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)] = 0.044 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.122 | H-atom parameters constrained |
S = 1.05 | w = 1/[σ2(Fo2) + (0.0683P)2 + 0.7931P] where P = (Fo2 + 2Fc2)/3 |
5287 reflections | (Δ/σ)max < 0.001 |
365 parameters | Δρmax = 0.52 e Å−3 |
42 restraints | Δρmin = −0.77 e Å−3 |
C29H20Cl2N2O·C2H6O | γ = 77.683 (3)° |
Mr = 529.44 | V = 1289.07 (8) Å3 |
Triclinic, P1 | Z = 2 |
a = 9.1621 (3) Å | Cu Kα radiation |
b = 11.3598 (4) Å | µ = 2.52 mm−1 |
c = 13.1879 (5) Å | T = 100 K |
α = 74.017 (3)° | 0.40 × 0.30 × 0.20 mm |
β = 85.995 (3)° |
Agilent SuperNova Dual diffractometer with an Atlas detector | 5287 independent reflections |
Absorption correction: multi-scan (CrysAlis PRO; Agilent, 2013) | 4904 reflections with I > 2σ(I) |
Tmin = 0.724, Tmax = 1.000 | Rint = 0.020 |
9624 measured reflections |
R[F2 > 2σ(F2)] = 0.044 | 42 restraints |
wR(F2) = 0.122 | H-atom parameters constrained |
S = 1.05 | Δρmax = 0.52 e Å−3 |
5287 reflections | Δρmin = −0.77 e Å−3 |
365 parameters |
Geometry. All s.u.'s (except the s.u. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell s.u.'s are taken into account individually in the estimation of s.u.'s in distances, angles and torsion angles; correlations between s.u.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell s.u.'s is used for estimating s.u.'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 > 2σ(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 | Occ. (<1) | |
Cl1 | 0.34164 (6) | 0.17568 (5) | 0.73142 (4) | 0.03305 (15) | |
Cl2 | 1.30733 (5) | 0.25503 (4) | 0.02173 (4) | 0.02611 (13) | |
O1 | 0.88501 (16) | 0.05550 (13) | 0.19850 (11) | 0.0273 (3) | |
N1 | 0.83172 (17) | −0.10669 (14) | 0.52772 (12) | 0.0210 (3) | |
N2 | 1.27879 (17) | 0.48253 (14) | 0.03288 (12) | 0.0200 (3) | |
C1 | 0.7161 (2) | −0.03693 (16) | 0.57030 (14) | 0.0196 (3) | |
C2 | 0.6659 (2) | −0.09198 (17) | 0.67277 (15) | 0.0234 (4) | |
H2 | 0.7112 | −0.1753 | 0.7081 | 0.028* | |
C3 | 0.5532 (2) | −0.02705 (18) | 0.72179 (15) | 0.0249 (4) | |
H3 | 0.5215 | −0.0641 | 0.7912 | 0.030* | |
C4 | 0.4849 (2) | 0.09544 (18) | 0.66766 (15) | 0.0232 (4) | |
C5 | 0.5280 (2) | 0.15195 (17) | 0.56784 (14) | 0.0216 (4) | |
H5 | 0.4777 | 0.2338 | 0.5325 | 0.026* | |
C6 | 0.64822 (19) | 0.08754 (16) | 0.51745 (13) | 0.0187 (3) | |
C7 | 0.7056 (2) | 0.14158 (16) | 0.41531 (13) | 0.0186 (3) | |
C8 | 0.8184 (2) | 0.06739 (16) | 0.37231 (13) | 0.0190 (3) | |
C9 | 0.8792 (2) | −0.05784 (16) | 0.43182 (14) | 0.0197 (3) | |
C10 | 1.0070 (2) | −0.13943 (18) | 0.38962 (16) | 0.0259 (4) | |
H10A | 1.0560 | −0.2069 | 0.4482 | 0.039* | |
H10B | 1.0792 | −0.0891 | 0.3534 | 0.039* | |
H10C | 0.9688 | −0.1754 | 0.3399 | 0.039* | |
C11 | 0.6480 (2) | 0.27469 (16) | 0.35914 (14) | 0.0196 (3) | |
C12 | 0.6550 (2) | 0.36842 (18) | 0.40740 (15) | 0.0261 (4) | |
H12 | 0.6891 | 0.3464 | 0.4779 | 0.031* | |
C13 | 0.6126 (3) | 0.49367 (19) | 0.35312 (17) | 0.0322 (5) | |
H13 | 0.6185 | 0.5569 | 0.3863 | 0.039* | |
C14 | 0.5613 (2) | 0.52672 (18) | 0.25008 (16) | 0.0296 (4) | |
H14 | 0.5320 | 0.6123 | 0.2130 | 0.036* | |
C15 | 0.5532 (2) | 0.43448 (18) | 0.20205 (15) | 0.0244 (4) | |
H15 | 0.5185 | 0.4569 | 0.1317 | 0.029* | |
C16 | 0.5956 (2) | 0.30926 (17) | 0.25600 (14) | 0.0206 (4) | |
H16 | 0.5888 | 0.2465 | 0.2225 | 0.025* | |
C17 | 0.8820 (2) | 0.11464 (17) | 0.26361 (14) | 0.0206 (4) | |
C18 | 0.9451 (2) | 0.22873 (17) | 0.24087 (14) | 0.0211 (4) | |
H18 | 0.9351 | 0.2755 | 0.2915 | 0.025* | |
C19 | 1.0162 (2) | 0.26635 (17) | 0.14936 (14) | 0.0207 (4) | |
H19 | 1.0267 | 0.2170 | 0.1007 | 0.025* | |
C20 | 1.0786 (2) | 0.37970 (17) | 0.12036 (14) | 0.0199 (3) | |
C21 | 1.2140 (2) | 0.38775 (17) | 0.06073 (13) | 0.0189 (3) | |
C22 | 1.2102 (2) | 0.58889 (17) | 0.06146 (13) | 0.0201 (4) | |
C23 | 1.2797 (2) | 0.69349 (18) | 0.03304 (14) | 0.0230 (4) | |
H23 | 1.3725 | 0.6884 | −0.0041 | 0.028* | |
C24 | 1.2145 (2) | 0.80230 (18) | 0.05860 (15) | 0.0258 (4) | |
C25 | 1.0754 (2) | 0.80895 (19) | 0.11348 (16) | 0.0292 (4) | |
H25 | 1.0288 | 0.8846 | 0.1301 | 0.035* | |
C26 | 1.0070 (2) | 0.70854 (19) | 0.14279 (16) | 0.0282 (4) | |
H26 | 0.9144 | 0.7151 | 0.1800 | 0.034* | |
C27 | 1.0727 (2) | 0.59504 (18) | 0.11830 (14) | 0.0218 (4) | |
C28 | 1.0093 (2) | 0.48750 (17) | 0.14737 (14) | 0.0216 (4) | |
H28 | 0.9177 | 0.4893 | 0.1860 | 0.026* | |
C29 | 1.2868 (3) | 0.9150 (2) | 0.02904 (19) | 0.0341 (5) | |
H29A | 1.3926 | 0.8892 | 0.0119 | 0.051* | |
H29B | 1.2782 | 0.9524 | 0.0884 | 0.051* | |
H29C | 1.2366 | 0.9765 | −0.0324 | 0.051* | |
O2 | 0.0422 (5) | 0.5120 (4) | 0.5307 (3) | 0.0565 (10) | 0.50 |
H2O | 0.0610 | 0.4402 | 0.5726 | 0.085* | 0.50 |
C30 | −0.1004 (7) | 0.5851 (5) | 0.5640 (6) | 0.065 (2) | 0.50 |
H30A | −0.0787 | 0.6280 | 0.6155 | 0.078* | 0.50 |
H30B | −0.1481 | 0.6495 | 0.5020 | 0.078* | 0.50 |
C31 | −0.2032 (6) | 0.4996 (6) | 0.6125 (4) | 0.0459 (12) | 0.50 |
H31A | −0.2966 | 0.5478 | 0.6335 | 0.069* | 0.50 |
H31B | −0.1563 | 0.4371 | 0.6748 | 0.069* | 0.50 |
H31C | −0.2244 | 0.4574 | 0.5613 | 0.069* | 0.50 |
O2' | 0.0663 (4) | 0.4796 (6) | 0.6210 (3) | 0.0775 (16) | 0.50 |
H2O' | 0.1418 | 0.4618 | 0.5840 | 0.116* | 0.50 |
C30' | −0.0577 (5) | 0.5156 (6) | 0.5604 (4) | 0.0400 (11) | 0.50 |
H30C | −0.0743 | 0.4398 | 0.5437 | 0.048* | 0.50 |
H30D | −0.0315 | 0.5720 | 0.4929 | 0.048* | 0.50 |
C31' | −0.2023 (5) | 0.5774 (6) | 0.5941 (4) | 0.0415 (11) | 0.50 |
H31D | −0.2753 | 0.5959 | 0.5382 | 0.062* | 0.50 |
H31E | −0.1922 | 0.6555 | 0.6084 | 0.062* | 0.50 |
H31F | −0.2362 | 0.5223 | 0.6583 | 0.062* | 0.50 |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cl1 | 0.0348 (3) | 0.0304 (3) | 0.0363 (3) | −0.0104 (2) | 0.0149 (2) | −0.0136 (2) |
Cl2 | 0.0245 (2) | 0.0217 (2) | 0.0323 (2) | −0.00494 (17) | 0.00614 (17) | −0.00892 (18) |
O1 | 0.0370 (8) | 0.0258 (7) | 0.0227 (6) | −0.0113 (6) | 0.0035 (6) | −0.0095 (5) |
N1 | 0.0222 (7) | 0.0186 (7) | 0.0220 (7) | −0.0057 (6) | −0.0024 (6) | −0.0034 (6) |
N2 | 0.0197 (7) | 0.0217 (7) | 0.0190 (7) | −0.0052 (6) | −0.0010 (6) | −0.0050 (6) |
C1 | 0.0206 (8) | 0.0190 (8) | 0.0201 (8) | −0.0069 (7) | −0.0031 (7) | −0.0040 (7) |
C2 | 0.0272 (9) | 0.0208 (9) | 0.0215 (9) | −0.0087 (7) | −0.0031 (7) | −0.0007 (7) |
C3 | 0.0303 (10) | 0.0262 (9) | 0.0193 (8) | −0.0135 (8) | 0.0024 (7) | −0.0029 (7) |
C4 | 0.0234 (9) | 0.0247 (9) | 0.0255 (9) | −0.0101 (7) | 0.0043 (7) | −0.0103 (7) |
C5 | 0.0233 (9) | 0.0191 (8) | 0.0234 (9) | −0.0068 (7) | −0.0004 (7) | −0.0053 (7) |
C6 | 0.0209 (8) | 0.0187 (8) | 0.0182 (8) | −0.0083 (7) | −0.0024 (6) | −0.0039 (6) |
C7 | 0.0213 (8) | 0.0178 (8) | 0.0186 (8) | −0.0083 (7) | −0.0029 (6) | −0.0040 (6) |
C8 | 0.0213 (8) | 0.0201 (8) | 0.0174 (8) | −0.0090 (7) | −0.0018 (6) | −0.0040 (7) |
C9 | 0.0195 (8) | 0.0195 (8) | 0.0219 (8) | −0.0061 (7) | −0.0028 (7) | −0.0062 (7) |
C10 | 0.0238 (9) | 0.0257 (9) | 0.0274 (9) | −0.0028 (7) | −0.0010 (7) | −0.0075 (8) |
C11 | 0.0205 (8) | 0.0183 (8) | 0.0196 (8) | −0.0061 (7) | 0.0002 (6) | −0.0027 (7) |
C12 | 0.0376 (11) | 0.0207 (9) | 0.0204 (8) | −0.0065 (8) | −0.0059 (8) | −0.0041 (7) |
C13 | 0.0496 (13) | 0.0190 (9) | 0.0287 (10) | −0.0068 (8) | −0.0078 (9) | −0.0059 (8) |
C14 | 0.0366 (11) | 0.0192 (9) | 0.0292 (10) | −0.0032 (8) | −0.0066 (8) | −0.0006 (7) |
C15 | 0.0246 (9) | 0.0258 (9) | 0.0205 (8) | −0.0049 (7) | −0.0030 (7) | −0.0017 (7) |
C16 | 0.0212 (8) | 0.0217 (9) | 0.0207 (8) | −0.0077 (7) | 0.0001 (7) | −0.0062 (7) |
C17 | 0.0198 (8) | 0.0211 (8) | 0.0205 (8) | −0.0039 (7) | −0.0005 (7) | −0.0049 (7) |
C18 | 0.0205 (8) | 0.0224 (9) | 0.0212 (8) | −0.0068 (7) | −0.0010 (7) | −0.0051 (7) |
C19 | 0.0197 (8) | 0.0214 (8) | 0.0203 (8) | −0.0046 (7) | −0.0011 (6) | −0.0041 (7) |
C20 | 0.0194 (8) | 0.0223 (8) | 0.0172 (8) | −0.0057 (7) | −0.0011 (6) | −0.0028 (6) |
C21 | 0.0186 (8) | 0.0198 (8) | 0.0177 (8) | −0.0026 (6) | −0.0007 (6) | −0.0049 (6) |
C22 | 0.0225 (9) | 0.0218 (9) | 0.0166 (8) | −0.0053 (7) | −0.0023 (6) | −0.0048 (7) |
C23 | 0.0240 (9) | 0.0249 (9) | 0.0216 (9) | −0.0075 (7) | −0.0016 (7) | −0.0064 (7) |
C24 | 0.0323 (10) | 0.0236 (9) | 0.0233 (9) | −0.0080 (8) | −0.0044 (8) | −0.0063 (7) |
C25 | 0.0366 (11) | 0.0239 (9) | 0.0281 (10) | −0.0018 (8) | −0.0007 (8) | −0.0118 (8) |
C26 | 0.0309 (10) | 0.0269 (10) | 0.0264 (9) | −0.0033 (8) | 0.0051 (8) | −0.0098 (8) |
C27 | 0.0234 (9) | 0.0235 (9) | 0.0185 (8) | −0.0041 (7) | −0.0010 (7) | −0.0058 (7) |
C28 | 0.0208 (8) | 0.0256 (9) | 0.0175 (8) | −0.0051 (7) | 0.0016 (7) | −0.0041 (7) |
C29 | 0.0395 (12) | 0.0253 (10) | 0.0417 (12) | −0.0113 (9) | −0.0012 (9) | −0.0120 (9) |
O2 | 0.053 (2) | 0.061 (2) | 0.064 (3) | −0.009 (2) | −0.025 (2) | −0.027 (2) |
C30 | 0.085 (5) | 0.037 (3) | 0.084 (5) | −0.008 (3) | 0.007 (4) | −0.040 (3) |
C31 | 0.065 (3) | 0.046 (3) | 0.033 (2) | −0.016 (3) | −0.006 (2) | −0.015 (2) |
O2' | 0.038 (2) | 0.155 (5) | 0.034 (2) | −0.015 (3) | −0.0068 (16) | −0.018 (3) |
C30' | 0.028 (2) | 0.053 (3) | 0.037 (2) | −0.017 (2) | −0.0039 (19) | −0.004 (2) |
C31' | 0.034 (3) | 0.043 (3) | 0.047 (3) | −0.008 (2) | −0.004 (2) | −0.011 (2) |
Cl1—C4 | 1.7371 (19) | C18—C19 | 1.337 (3) |
Cl2—C21 | 1.7562 (18) | C18—H18 | 0.9500 |
O1—C17 | 1.223 (2) | C19—C20 | 1.464 (2) |
N1—C9 | 1.318 (2) | C19—H19 | 0.9500 |
N1—C1 | 1.367 (2) | C20—C28 | 1.381 (3) |
N2—C21 | 1.292 (2) | C20—C21 | 1.428 (2) |
N2—C22 | 1.375 (2) | C22—C23 | 1.415 (3) |
C1—C2 | 1.414 (3) | C22—C27 | 1.419 (3) |
C1—C6 | 1.419 (2) | C23—C24 | 1.373 (3) |
C2—C3 | 1.369 (3) | C23—H23 | 0.9500 |
C2—H2 | 0.9500 | C24—C25 | 1.420 (3) |
C3—C4 | 1.408 (3) | C24—C29 | 1.510 (3) |
C3—H3 | 0.9500 | C25—C26 | 1.368 (3) |
C4—C5 | 1.368 (3) | C25—H25 | 0.9500 |
C5—C6 | 1.419 (3) | C26—C27 | 1.414 (3) |
C5—H5 | 0.9500 | C26—H26 | 0.9500 |
C6—C7 | 1.432 (2) | C27—C28 | 1.411 (3) |
C7—C8 | 1.382 (3) | C28—H28 | 0.9500 |
C7—C11 | 1.487 (2) | C29—H29A | 0.9800 |
C8—C9 | 1.435 (2) | C29—H29B | 0.9800 |
C8—C17 | 1.509 (2) | C29—H29C | 0.9800 |
C9—C10 | 1.506 (3) | O2—C30 | 1.498 (5) |
C10—H10A | 0.9800 | O2—H2O | 0.8400 |
C10—H10B | 0.9800 | C30—C31 | 1.485 (5) |
C10—H10C | 0.9800 | C30—H30A | 0.9900 |
C11—C16 | 1.397 (2) | C30—H30B | 0.9900 |
C11—C12 | 1.397 (3) | C31—H31A | 0.9800 |
C12—C13 | 1.389 (3) | C31—H31B | 0.9800 |
C12—H12 | 0.9500 | C31—H31C | 0.9800 |
C13—C14 | 1.393 (3) | O2'—C30' | 1.358 (4) |
C13—H13 | 0.9500 | O2'—H2O' | 0.8400 |
C14—C15 | 1.382 (3) | C30'—C31' | 1.462 (4) |
C14—H14 | 0.9500 | C30'—H30C | 0.9900 |
C15—C16 | 1.388 (3) | C30'—H30D | 0.9900 |
C15—H15 | 0.9500 | C31'—H31D | 0.9800 |
C16—H16 | 0.9500 | C31'—H31E | 0.9800 |
C17—C18 | 1.478 (2) | C31'—H31F | 0.9800 |
C9—N1—C1 | 118.61 (15) | C18—C19—H19 | 118.3 |
C21—N2—C22 | 117.46 (16) | C20—C19—H19 | 118.3 |
N1—C1—C2 | 117.55 (16) | C28—C20—C21 | 115.04 (16) |
N1—C1—C6 | 123.01 (16) | C28—C20—C19 | 122.32 (16) |
C2—C1—C6 | 119.43 (17) | C21—C20—C19 | 122.63 (16) |
C3—C2—C1 | 121.03 (17) | N2—C21—C20 | 127.10 (17) |
C3—C2—H2 | 119.5 | N2—C21—Cl2 | 115.16 (13) |
C1—C2—H2 | 119.5 | C20—C21—Cl2 | 117.73 (14) |
C2—C3—C4 | 118.94 (17) | N2—C22—C23 | 118.58 (16) |
C2—C3—H3 | 120.5 | N2—C22—C27 | 121.35 (17) |
C4—C3—H3 | 120.5 | C23—C22—C27 | 120.07 (17) |
C5—C4—C3 | 122.15 (18) | C24—C23—C22 | 120.69 (18) |
C5—C4—Cl1 | 119.79 (15) | C24—C23—H23 | 119.7 |
C3—C4—Cl1 | 118.05 (14) | C22—C23—H23 | 119.7 |
C4—C5—C6 | 119.56 (17) | C23—C24—C25 | 119.05 (18) |
C4—C5—H5 | 120.2 | C23—C24—C29 | 121.56 (19) |
C6—C5—H5 | 120.2 | C25—C24—C29 | 119.39 (18) |
C5—C6—C1 | 118.81 (16) | C26—C25—C24 | 121.22 (18) |
C5—C6—C7 | 123.40 (16) | C26—C25—H25 | 119.4 |
C1—C6—C7 | 117.79 (16) | C24—C25—H25 | 119.4 |
C8—C7—C6 | 118.00 (16) | C25—C26—C27 | 120.78 (19) |
C8—C7—C11 | 121.33 (16) | C25—C26—H26 | 119.6 |
C6—C7—C11 | 120.65 (16) | C27—C26—H26 | 119.6 |
C7—C8—C9 | 119.98 (16) | C28—C27—C26 | 123.67 (18) |
C7—C8—C17 | 121.81 (16) | C28—C27—C22 | 118.16 (17) |
C9—C8—C17 | 118.21 (16) | C26—C27—C22 | 118.17 (18) |
N1—C9—C8 | 122.50 (16) | C20—C28—C27 | 120.84 (17) |
N1—C9—C10 | 115.95 (16) | C20—C28—H28 | 119.6 |
C8—C9—C10 | 121.49 (16) | C27—C28—H28 | 119.6 |
C9—C10—H10A | 109.5 | C24—C29—H29A | 109.5 |
C9—C10—H10B | 109.5 | C24—C29—H29B | 109.5 |
H10A—C10—H10B | 109.5 | H29A—C29—H29B | 109.5 |
C9—C10—H10C | 109.5 | C24—C29—H29C | 109.5 |
H10A—C10—H10C | 109.5 | H29A—C29—H29C | 109.5 |
H10B—C10—H10C | 109.5 | H29B—C29—H29C | 109.5 |
C16—C11—C12 | 118.79 (16) | C31—C30—O2 | 109.7 (4) |
C16—C11—C7 | 121.46 (16) | C31—C30—H30A | 109.7 |
C12—C11—C7 | 119.61 (16) | O2—C30—H30A | 109.7 |
C13—C12—C11 | 120.48 (17) | C31—C30—H30B | 109.7 |
C13—C12—H12 | 119.8 | O2—C30—H30B | 109.7 |
C11—C12—H12 | 119.8 | H30A—C30—H30B | 108.2 |
C12—C13—C14 | 120.07 (18) | C30—C31—H31A | 109.5 |
C12—C13—H13 | 120.0 | C30—C31—H31B | 109.5 |
C14—C13—H13 | 120.0 | H31A—C31—H31B | 109.5 |
C15—C14—C13 | 119.75 (18) | C30—C31—H31C | 109.5 |
C15—C14—H14 | 120.1 | H31A—C31—H31C | 109.5 |
C13—C14—H14 | 120.1 | H31B—C31—H31C | 109.5 |
C14—C15—C16 | 120.35 (17) | C30'—O2'—H2O' | 109.5 |
C14—C15—H15 | 119.8 | O2'—C30'—C31' | 123.1 (5) |
C16—C15—H15 | 119.8 | O2'—C30'—H30C | 106.5 |
C15—C16—C11 | 120.55 (17) | C31'—C30'—H30C | 106.5 |
C15—C16—H16 | 119.7 | O2'—C30'—H30D | 106.5 |
C11—C16—H16 | 119.7 | C31'—C30'—H30D | 106.5 |
O1—C17—C18 | 122.03 (17) | H30C—C30'—H30D | 106.5 |
O1—C17—C8 | 119.42 (16) | C30'—C31'—H31D | 109.5 |
C18—C17—C8 | 118.49 (15) | C30'—C31'—H31E | 109.5 |
C19—C18—C17 | 120.28 (17) | H31D—C31'—H31E | 109.5 |
C19—C18—H18 | 119.9 | C30'—C31'—H31F | 109.5 |
C17—C18—H18 | 119.9 | H31D—C31'—H31F | 109.5 |
C18—C19—C20 | 123.37 (17) | H31E—C31'—H31F | 109.5 |
C9—N1—C1—C2 | 179.21 (16) | C14—C15—C16—C11 | −0.5 (3) |
C9—N1—C1—C6 | −2.3 (3) | C12—C11—C16—C15 | 0.9 (3) |
N1—C1—C2—C3 | 178.39 (16) | C7—C11—C16—C15 | −174.92 (17) |
C6—C1—C2—C3 | −0.1 (3) | C7—C8—C17—O1 | −125.81 (19) |
C1—C2—C3—C4 | 1.3 (3) | C9—C8—C17—O1 | 54.8 (2) |
C2—C3—C4—C5 | −0.3 (3) | C7—C8—C17—C18 | 56.8 (2) |
C2—C3—C4—Cl1 | 179.79 (14) | C9—C8—C17—C18 | −122.50 (18) |
C3—C4—C5—C6 | −1.9 (3) | O1—C17—C18—C19 | −4.1 (3) |
Cl1—C4—C5—C6 | 177.96 (13) | C8—C17—C18—C19 | 173.13 (17) |
C4—C5—C6—C1 | 3.1 (3) | C17—C18—C19—C20 | 178.62 (16) |
C4—C5—C6—C7 | −176.86 (16) | C18—C19—C20—C28 | −36.6 (3) |
N1—C1—C6—C5 | 179.47 (16) | C18—C19—C20—C21 | 144.44 (19) |
C2—C1—C6—C5 | −2.1 (3) | C22—N2—C21—C20 | −1.2 (3) |
N1—C1—C6—C7 | −0.6 (3) | C22—N2—C21—Cl2 | 179.98 (12) |
C2—C1—C6—C7 | 177.86 (16) | C28—C20—C21—N2 | 2.1 (3) |
C5—C6—C7—C8 | −176.93 (16) | C19—C20—C21—N2 | −178.84 (17) |
C1—C6—C7—C8 | 3.1 (2) | C28—C20—C21—Cl2 | −179.09 (13) |
C5—C6—C7—C11 | 4.8 (3) | C19—C20—C21—Cl2 | −0.1 (2) |
C1—C6—C7—C11 | −175.13 (15) | C21—N2—C22—C23 | 179.24 (16) |
C6—C7—C8—C9 | −2.9 (2) | C21—N2—C22—C27 | −0.7 (3) |
C11—C7—C8—C9 | 175.35 (15) | N2—C22—C23—C24 | 179.13 (16) |
C6—C7—C8—C17 | 177.79 (15) | C27—C22—C23—C24 | −0.9 (3) |
C11—C7—C8—C17 | −4.0 (3) | C22—C23—C24—C25 | −0.5 (3) |
C1—N1—C9—C8 | 2.6 (3) | C22—C23—C24—C29 | 180.00 (17) |
C1—N1—C9—C10 | 179.90 (15) | C23—C24—C25—C26 | 1.2 (3) |
C7—C8—C9—N1 | 0.0 (3) | C29—C24—C25—C26 | −179.23 (19) |
C17—C8—C9—N1 | 179.33 (16) | C24—C25—C26—C27 | −0.6 (3) |
C7—C8—C9—C10 | −177.14 (16) | C25—C26—C27—C28 | 179.13 (18) |
C17—C8—C9—C10 | 2.2 (2) | C25—C26—C27—C22 | −0.8 (3) |
C8—C7—C11—C16 | 54.5 (2) | N2—C22—C27—C28 | 1.6 (3) |
C6—C7—C11—C16 | −127.30 (18) | C23—C22—C27—C28 | −178.40 (16) |
C8—C7—C11—C12 | −121.2 (2) | N2—C22—C27—C26 | −178.53 (16) |
C6—C7—C11—C12 | 57.0 (2) | C23—C22—C27—C26 | 1.5 (3) |
C16—C11—C12—C13 | −0.9 (3) | C21—C20—C28—C27 | −1.1 (3) |
C7—C11—C12—C13 | 174.99 (19) | C19—C20—C28—C27 | 179.88 (16) |
C11—C12—C13—C14 | 0.5 (3) | C26—C27—C28—C20 | 179.54 (18) |
C12—C13—C14—C15 | −0.2 (3) | C22—C27—C28—C20 | −0.6 (3) |
C13—C14—C15—C16 | 0.2 (3) |
D—H···A | D—H | H···A | D···A | D—H···A |
C15—H15···N2i | 0.95 | 2.55 | 3.335 (2) | 140 |
C25—H25···O1ii | 0.95 | 2.45 | 3.394 (3) | 170 |
C26—H26···Cl1iii | 0.95 | 2.75 | 3.654 (2) | 159 |
Symmetry codes: (i) x−1, y, z; (ii) x, y+1, z; (iii) −x+1, −y+1, −z+1. |
D—H···A | D—H | H···A | D···A | D—H···A |
C15—H15···N2i | 0.95 | 2.55 | 3.335 (2) | 140 |
C25—H25···O1ii | 0.95 | 2.45 | 3.394 (3) | 170 |
C26—H26···Cl1iii | 0.95 | 2.75 | 3.654 (2) | 159 |
Symmetry codes: (i) x−1, y, z; (ii) x, y+1, z; (iii) −x+1, −y+1, −z+1. |
Footnotes
‡Additional correspondence author, e-mail: prasad24487@yahoo.co.in.
Acknowledgements
RP gratefully acknowledges the Council of Scientific and Industrial Research (CSIR), India, for a Senior Research Fellowship (09/919/(0014)/2012 EMR-I). We also thank the Ministry of Higher Education (Malaysia) for funding structural studies through the High-Impact Research scheme (UM.C/HIR-MOHE/SC/03).
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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.
Quinoline analogues, including chalcones, have gained much attention due to their bio-activities such as anti-bacterial, anti-fungal, anti-malarial and anti-cancer activities (Joshi et al., 2011; Prasath et al., 2013a). It was in this connection that the title compound, (I), was investigated.
The terminal quinolinyl residues in (I), Fig. 1, are inclined to each other forming a dihedral angle of 46.41 (4)°. The bridge between these, i.e. the prop-2-en-1-one residue, is planar as seen in the O1—C17—C18—C19 torsion angle of -4.1 (3)°. Each quinolinyl fused ring system is inclined to the central plane: the C9—C8—C17—O1 and C18—C19—C20—C21 torsion angles are 54.8 (2) and 144.44 (19)°, respectively. The phenyl ring is inclined to the pyridyl ring to which it is attached, forming a dihedral angle of 46.28 (9)°. The conformation about the C18═C19 bond [1.337 (3) Å] is E.
In a closely related compound, (2E)-3-(2-chloro-8-methylquinolin-3-yl)-1-(5,7-dimethylquinolin-6-yl)πrop-2-en-1-one (Prasath et al. 2013b), the orientation of the N2-quinolinyl residue is to the other side of the molecule to that found in (I); the pyridyl-nitrogen atoms may be considered syn in (I).
The quiniolinyl molecules are connected by C—H···Cl, O and N interactions, Table 1, as well as π—π contacts [inter-centroid distances: Cg(N2-pyridyl)···Cg(N2-pyridyl)i = 3.5853 (10) Å and Cg(N1-pyridyl)···Cg(C1–C6)ii = 3.8268 (11) Å for symmetry operations i: 2 - x, 1 - y, -z and ii: 1 - x, -y, 1 - z] to form a three-dimensional architecture. This defines cavities in which residue the highly disordered ethanol molecules, Fig. 2.