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ISSN: 2056-9890

1,1′-{[1,4-Phenyl­enebis(methyl­ene)]bis­­(­­oxy)bis­­(3,1-phenyl­ene)}di­ethanone

aDepartment of Chemistry, University of Malaya, 50603 Kuala Lumpur, Malaysia
*Correspondence e-mail: khaledi@siswa.um.edu.my

(Received 24 October 2011; accepted 27 October 2011; online 2 November 2011)

In the title compound, C24H22O4, the centroid of the central benzene ring lies on a special position of 2/m site symmetry, while the terminal aromatic rings are located on a mirror plane. The central and terminal benzene rings are perpendic­ular to each other. In the crystal, the mol­ecules are connected via C—H⋯O hydrogen bonds into a three-dimensional polymeric structure. The network is further consolidated by a C—H⋯π inter­action.

Related literature

For the related structure of the o-acetyl isomer, see: Al-Mohammed et al. (2011[Al-Mohammed, N. N. N., Alias, Y., Abdullah, Z. & Khaledi, H. (2011). Acta Cryst. E67, o3016.]).

[Scheme 1]

Experimental

Crystal data
  • C24H22O4

  • Mr = 374.42

  • Monoclinic, C 2/m

  • a = 20.6446 (9) Å

  • b = 7.0205 (4) Å

  • c = 6.5523 (3) Å

  • β = 93.083 (3)°

  • V = 948.29 (8) Å3

  • Z = 2

  • Mo Kα radiation

  • μ = 0.09 mm−1

  • T = 100 K

  • 0.27 × 0.15 × 0.05 mm

Data collection
  • Bruker APEXII CCD diffractometer

  • Absorption correction: multi-scan (SADABS; Sheldrick, 1996[Sheldrick, G. M. (1996). SADABS. University of Göttingen, Germany.]) Tmin = 0.977, Tmax = 0.996

  • 3981 measured reflections

  • 1120 independent reflections

  • 872 reflections with I > 2σ(I)

  • Rint = 0.024

Refinement
  • R[F2 > 2σ(F2)] = 0.040

  • wR(F2) = 0.107

  • S = 1.05

  • 1120 reflections

  • 83 parameters

  • H-atom parameters constrained

  • Δρmax = 0.26 e Å−3

  • Δρmin = −0.21 e Å−3

Table 1
Hydrogen-bond geometry (Å, °)

Cg is the centroid of the central benzene ring.

D—H⋯A D—H H⋯A DA D—H⋯A
C5—H5⋯O2i 0.95 2.50 3.435 (2) 170
C11—H11⋯O1ii 0.95 2.54 3.4215 (16) 155
C6—H6⋯Cgi 0.95 2.95 3.8469 (19) 157
Symmetry codes: (i) x, y, z+1; (ii) [-x+{\script{1\over 2}}, y+{\script{1\over 2}}, -z+1].

Data collection: APEX2 (Bruker, 2007[Bruker (2007). APEX2 and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.]); cell refinement: SAINT (Bruker, 2007[Bruker (2007). APEX2 and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.]); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008[Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.]); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008[Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.]); molecular graphics: X-SEED (Barbour, 2001[Barbour, L. J. (2001). J. Supramol. Chem, 1, 189-191.]); software used to prepare material for publication: SHELXL97 and publCIF (Westrip, 2010[Westrip, S. P. (2010). J. Appl. Cryst. 43, 920-925.]).

Supporting information


Comment top

We have recently reported the crystal structure of the o-acetyl isomer of the title compound (Al-Mohammed et al., 2011). In the present molecule all the non-H atoms, except for C11, lie on a mirror plane and the centroid of the central benzene ring is placed on a special position of 2/m site symmetry. In the crystal, the molecules are linked through C—H···O bonds (Table 1) into a three-dimensional polymeric structure. The network is further consolidated by C—H···π interactions [C6 ···Cg = 3.8469 (19) Å where Cg is the centroid of the central benzene ring]

Related literature top

For the related structure of the o-acetyl isomer, see: Al-Mohammed et al. (2011).

Experimental top

To a mixture of α,α'-dibromo-p-xylene (1 g, 3.8 mmol) and potassium carbonate (1.05 g, 7.57 mmol) in dry acetone (25 ml), 3'-hydroxyacetophenone (1.03 g, 7.57 mmole) was added. The mixture was refluxed for 2 days. The solvent was then evaporated under reduced pressure and the crude material was extracted by dichloromethane (3 × 25 ml). The combined organic layers was washed with water and brine and dried over sodium sulfate. The solvent was then evaporated the solid was re-crystallized from chloroform to give off-white crystals of the title compound.

Refinement top

Hydrogen atoms were placed at calculated positions and refined as riding atoms with C—H distances of 0.95 (aryl), 0.98 (methyl) and 0.99 (methylene) Å, and Uiso(H) set to 1.2 (1.5 for methyl) Ueq(carrier atoms). A rotating group model was used for the methyl group.

Structure description top

We have recently reported the crystal structure of the o-acetyl isomer of the title compound (Al-Mohammed et al., 2011). In the present molecule all the non-H atoms, except for C11, lie on a mirror plane and the centroid of the central benzene ring is placed on a special position of 2/m site symmetry. In the crystal, the molecules are linked through C—H···O bonds (Table 1) into a three-dimensional polymeric structure. The network is further consolidated by C—H···π interactions [C6 ···Cg = 3.8469 (19) Å where Cg is the centroid of the central benzene ring]

For the related structure of the o-acetyl isomer, see: Al-Mohammed et al. (2011).

Computing details top

Data collection: APEX2 (Bruker, 2007); cell refinement: SAINT (Bruker, 2007); data reduction: SAINT (Bruker, 2007); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: X-SEED (Barbour, 2001); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008) and publCIF (Westrip, 2010).

Figures top
[Figure 1] Fig. 1. Molecular structure of the title compound with displacement ellipsoids drawn at 50% probability level. Hydrogen atoms are drawn as spheres of arbitrary radius. [Symmetry codes: ' = -x+1, -y, -z; " = -x + 1, y, -z; "' = x, -y, z.]
1,1'-{[1,4-Phenylenebis(methylene)]bis(oxy)bis(3,1-phenylene)}diethanone top
Crystal data top
C24H22O4F(000) = 396
Mr = 374.42Dx = 1.311 Mg m3
Monoclinic, C2/mMo Kα radiation, λ = 0.71073 Å
Hall symbol: -C 2yCell parameters from 1083 reflections
a = 20.6446 (9) Åθ = 3.1–29.5°
b = 7.0205 (4) ŵ = 0.09 mm1
c = 6.5523 (3) ÅT = 100 K
β = 93.083 (3)°Plate, colorless
V = 948.29 (8) Å30.27 × 0.15 × 0.05 mm
Z = 2
Data collection top
Bruker APEXII CCD
diffractometer
1120 independent reflections
Radiation source: fine-focus sealed tube872 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.024
φ and ω scansθmax = 27.0°, θmin = 3.1°
Absorption correction: multi-scan
(SADABS; Sheldrick, 1996)
h = 2625
Tmin = 0.977, Tmax = 0.996k = 88
3981 measured reflectionsl = 88
Refinement top
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.040Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.107H-atom parameters constrained
S = 1.05 w = 1/[σ2(Fo2) + (0.045P)2 + 0.5308P]
where P = (Fo2 + 2Fc2)/3
1120 reflections(Δ/σ)max < 0.001
83 parametersΔρmax = 0.26 e Å3
0 restraintsΔρmin = 0.21 e Å3
Crystal data top
C24H22O4V = 948.29 (8) Å3
Mr = 374.42Z = 2
Monoclinic, C2/mMo Kα radiation
a = 20.6446 (9) ŵ = 0.09 mm1
b = 7.0205 (4) ÅT = 100 K
c = 6.5523 (3) Å0.27 × 0.15 × 0.05 mm
β = 93.083 (3)°
Data collection top
Bruker APEXII CCD
diffractometer
1120 independent reflections
Absorption correction: multi-scan
(SADABS; Sheldrick, 1996)
872 reflections with I > 2σ(I)
Tmin = 0.977, Tmax = 0.996Rint = 0.024
3981 measured reflections
Refinement top
R[F2 > 2σ(F2)] = 0.0400 restraints
wR(F2) = 0.107H-atom parameters constrained
S = 1.05Δρmax = 0.26 e Å3
1120 reflectionsΔρmin = 0.21 e Å3
83 parameters
Special details top

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.

Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/UeqOcc. (<1)
O10.09646 (6)0.00000.6315 (2)0.0420 (4)
O20.35997 (5)0.00000.31330 (17)0.0303 (4)
C10.11430 (9)0.00000.2772 (3)0.0379 (5)
H1A0.12780.11900.21400.057*0.50
H1B0.13400.10820.20900.057*0.50
H1C0.06690.01090.26350.057*0.50
C20.13609 (9)0.00000.5003 (3)0.0305 (4)
C30.20700 (8)0.00000.5583 (3)0.0266 (4)
C40.22729 (9)0.00000.7659 (3)0.0366 (5)
H40.19610.00000.86740.044*
C50.29237 (9)0.00000.8226 (3)0.0383 (5)
H50.30580.00000.96360.046*
C60.33890 (8)0.00000.6764 (3)0.0294 (4)
H60.38380.00000.71700.035*
C70.31899 (8)0.00000.4707 (2)0.0255 (4)
C80.25302 (8)0.00000.4124 (3)0.0258 (4)
H80.23960.00000.27150.031*
C90.42832 (8)0.00000.3689 (3)0.0276 (4)
H9A0.43990.11440.45140.033*
C100.46469 (8)0.00000.1763 (3)0.0258 (4)
C110.48225 (6)0.1701 (2)0.08780 (18)0.0310 (3)
H110.47010.28750.14680.037*
Atomic displacement parameters (Å2) top
U11U22U33U12U13U23
O10.0241 (7)0.0579 (10)0.0452 (8)0.0000.0121 (6)0.000
O20.0150 (6)0.0586 (9)0.0174 (6)0.0000.0014 (4)0.000
C10.0199 (9)0.0522 (14)0.0409 (11)0.0000.0038 (8)0.000
C20.0220 (9)0.0336 (11)0.0365 (10)0.0000.0055 (7)0.000
C30.0210 (9)0.0340 (11)0.0251 (9)0.0000.0029 (7)0.000
C40.0280 (9)0.0587 (14)0.0239 (9)0.0000.0088 (7)0.000
C50.0314 (10)0.0656 (15)0.0178 (8)0.0000.0029 (7)0.000
C60.0210 (8)0.0459 (12)0.0211 (8)0.0000.0008 (7)0.000
C70.0220 (8)0.0357 (11)0.0189 (8)0.0000.0036 (6)0.000
C80.0218 (8)0.0355 (11)0.0199 (8)0.0000.0004 (6)0.000
C90.0154 (8)0.0466 (12)0.0206 (8)0.0000.0001 (6)0.000
C100.0145 (8)0.0429 (12)0.0200 (8)0.0000.0003 (6)0.000
C110.0258 (6)0.0401 (8)0.0274 (7)0.0016 (6)0.0044 (5)0.0037 (6)
Geometric parameters (Å, º) top
O1—C21.218 (2)C5—C61.393 (2)
O2—C71.3685 (19)C5—H50.9500
O2—C91.4382 (19)C6—C71.388 (2)
C1—C21.506 (3)C6—H60.9500
C1—H1A0.9800C7—C81.394 (2)
C1—H1B0.9800C8—H80.9500
C1—H1C0.9800C9—C101.503 (2)
C2—C31.493 (2)C9—H9A0.9900
C3—C81.383 (2)C10—C111.3844 (16)
C3—C41.402 (3)C10—C11i1.3844 (16)
C4—C51.375 (3)C11—C11ii1.397 (2)
C4—H40.9500C11—H110.9500
C7—O2—C9116.56 (12)C7—C6—C5119.27 (16)
C2—C1—H1A109.5C7—C6—H6120.4
C2—C1—H1B109.5C5—C6—H6120.4
H1A—C1—H1B109.5O2—C7—C6124.68 (15)
C2—C1—H1C109.5O2—C7—C8115.34 (14)
H1A—C1—H1C109.5C6—C7—C8119.98 (15)
H1B—C1—H1C109.5C3—C8—C7120.52 (15)
O1—C2—C3120.47 (17)C3—C8—H8119.7
O1—C2—C1120.54 (17)C7—C8—H8119.7
C3—C2—C1118.99 (16)O2—C9—C10108.37 (13)
C8—C3—C4119.34 (16)O2—C9—H9A110.0
C8—C3—C2121.66 (16)C10—C9—H9A110.0
C4—C3—C2119.00 (16)C11—C10—C11i119.26 (16)
C5—C4—C3119.93 (17)C11—C10—C9120.36 (8)
C5—C4—H4120.0C11i—C10—C9120.36 (8)
C3—C4—H4120.0C10—C11—C11ii120.37 (8)
C4—C5—C6120.95 (17)C10—C11—H11119.8
C4—C5—H5119.5C11ii—C11—H11119.8
C6—C5—H5119.5
Symmetry codes: (i) x, y, z; (ii) x+1, y, z.
Hydrogen-bond geometry (Å, º) top
Cg is the centroid of the central benzene ring.
D—H···AD—HH···AD···AD—H···A
C5—H5···O2iii0.952.503.435 (2)170
C11—H11···O1iv0.952.543.4215 (16)155
C6—H6···Cgiii0.952.953.8469 (19)157
Symmetry codes: (iii) x, y, z+1; (iv) x+1/2, y+1/2, z+1.

Experimental details

Crystal data
Chemical formulaC24H22O4
Mr374.42
Crystal system, space groupMonoclinic, C2/m
Temperature (K)100
a, b, c (Å)20.6446 (9), 7.0205 (4), 6.5523 (3)
β (°) 93.083 (3)
V3)948.29 (8)
Z2
Radiation typeMo Kα
µ (mm1)0.09
Crystal size (mm)0.27 × 0.15 × 0.05
Data collection
DiffractometerBruker APEXII CCD
Absorption correctionMulti-scan
(SADABS; Sheldrick, 1996)
Tmin, Tmax0.977, 0.996
No. of measured, independent and
observed [I > 2σ(I)] reflections
3981, 1120, 872
Rint0.024
(sin θ/λ)max1)0.639
Refinement
R[F2 > 2σ(F2)], wR(F2), S 0.040, 0.107, 1.05
No. of reflections1120
No. of parameters83
H-atom treatmentH-atom parameters constrained
Δρmax, Δρmin (e Å3)0.26, 0.21

Computer programs: APEX2 (Bruker, 2007), SAINT (Bruker, 2007), SHELXS97 (Sheldrick, 2008), X-SEED (Barbour, 2001), SHELXL97 (Sheldrick, 2008) and publCIF (Westrip, 2010).

Hydrogen-bond geometry (Å, º) top
Cg is the centroid of the central benzene ring.
D—H···AD—HH···AD···AD—H···A
C5—H5···O2i0.952.503.435 (2)170
C11—H11···O1ii0.952.543.4215 (16)155
C6—H6···Cgi0.952.953.8469 (19)157
Symmetry codes: (i) x, y, z+1; (ii) x+1/2, y+1/2, z+1.
 

Acknowledgements

The authors thank the University of Malaya for funding this study (FRGS grant No. FP001/2010 A).

References

First citationAl-Mohammed, N. N. N., Alias, Y., Abdullah, Z. & Khaledi, H. (2011). Acta Cryst. E67, o3016.  Web of Science CSD CrossRef IUCr Journals Google Scholar
First citationBarbour, L. J. (2001). J. Supramol. Chem, 1, 189–191.  CrossRef CAS Google Scholar
First citationBruker (2007). APEX2 and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.  Google Scholar
First citationSheldrick, G. M. (1996). SADABS. University of Göttingen, Germany.  Google Scholar
First citationSheldrick, G. M. (2008). Acta Cryst. A64, 112–122.  Web of Science CrossRef CAS IUCr Journals Google Scholar
First citationWestrip, S. P. (2010). J. Appl. Cryst. 43, 920–925.  Web of Science CrossRef CAS IUCr Journals Google Scholar

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ISSN: 2056-9890
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