research communications
H-chromen-2-one
of 4-methyl-7-propoxy-2aFacultad de Farmacia, Universidad Autónoma del Estado de Morelos, Av. Universidad 1001 Col. Chamilpa CP 62100, Cuernavaca Mor., México, and bCentro de Investigaciones Químicas, Universidad Autónoma del Estado de Morelos, Av. Universidad 1001 Col., Chamilpa, CP 62100, Cuernavaca Mor., México
*Correspondence e-mail: tlahuext@uaem.mx
The 13H14O3, contains two independent molecules, A and B, that are interconnected through an offset π–π interaction [inter-centroid separation = 3.6087 (4) Å]. The fused benzene and pyran-2-one rings in each molecule are essentially coplanar, having dihedral angles of 1.22 (12) and 1.57 (12)° for molecules A and B, respectively. Similarly, the coumarin ring system and the 7-propoxy substituent are close to being coplanar [C—C—O—C torsion angles = 2.9 (2) and 1.4 (2)° for molecules A and B, respectively]. In the crystal, the molecules are connected by C—H⋯O hydrogen bonds, forming supramolecular tapes along [100] that are linked into a three-dimensional network by C—H⋯π interactions, as well as by the aforementioned π–π interactions.
of the title compound, CCCDC reference: 1031270
1. Chemical context
Coumarin (2H-1-benzopyran-2-one) is a plant-derived natural product known for its pharmacological properties such as anti-inflammatory, anticoagulant, antibacterial, antifungal, antiviral, anticancer, antihypertensive, antitubercular, anticonvulsant, anti-adipogenic, antihyperglycemic, anti-oxidant and neuroprotective properties. Dietary exposure to benzopyrones is significant as these compounds are found in vegetables, fruits, seeds, nuts, coffee, tea and wine (Venugopala et al., 2013). In order to assist our knowledge about the stereoelectronic requirements from these kinds of molecules to show anti-asthmatic or tracheal relaxant actions, we have synthesized (Sánchez-Recillas et al., 2014) and determined the of the title compound, (I). A related structure, 3-acetylcoumarin, has been reported on by Munshi et al. (2004).
2. Structural commentary
The contains two independent molecules (A and B). Bond lengths between equivalent non-H atoms of each molecule are similar, with differences less than 3 s.u.
of (I)The fused aryl and pyran-2-one rings in each molecule are individually planar (r.m.s. deviations < 0.0064 for aryl rings and < 0.0141 Å for pyran-2-one rings) and form single planar units [r.m.s. deviation = 0.0159 Å, dihedral angle between the two six-membered rings of 1.22 (12)° in molecule A; r.m.s. deviation = 0.0192 Å, dihedral angle between the two six-membered rings of 1.57 (12)° for B].
The torsion angles between the coumarin ring systems and the 7-propoxy substituents in A (C7—C6—O3—C10) and B (C20—C19—O6—C23) are 2.9 (2) and 1.4 (2)°, respectively. The two independent molecules are interconnected through an offset π–π interaction, with a distance between the centroids of the C4–C9 and C17–C22 benzene rings of 3.6087 (4) Å.
3. Supramolecular features
The packing is mainly through C—H⋯O and C—H⋯π hydrogen bonding (Table 1) as well as the π–π interaction mentioned above. Three B molecules are connected through two pairs of C—H⋯O hydrogen bonds, generating two centrosymmetric R22(8) graph sets; the first involving atoms (⋯H15–C15–C14–O5⋯)2 and the second involving atoms (⋯H18–C18–C19–O6⋯)2. The R22(8) motifs are connected with A molecules through C—H⋯O contacts, generating a tape-like structure along [100] (Fig. 2). Additional, C—H⋯π interactions provide the links between neighboring tapes, resulting in a three-dimensional network (Fig. 3).
4. Synthesis and crystallization
The title compound was prepared by SN2 reaction between 7-hydroxy-4-methyl-2H-chromen-2-one and n-propyl bromide. 7-Hydroxy-4-methyl-2H-chromen-2-one (0.4 g, 2.27 mmol) and potassium carbonate (1.28 g, 9.30 mmol, 4.1 equiv) were dissolved in acetone (2.0 ml) and kept at room temperature. After 20 minutes, n-propylbromide (0.641 ml, 7.03 mmol) was added drop wise and the reaction mixture was heated to reflux (313 K) and monitored by TLC. After completion of the reaction (six days), the reaction mixture was filtered and the solid residue was washed off with cold water (10 ml). The total mother liquors were concentrated under reduced pressure and then poured into water and extracted with ethyl acetate (3 × 15 ml). The organic layer was dried over anhydrous Na2SO4 and evaporated under reduced pressure to give a white-coloured solid (m.p. 347.55–348.35 K). Single crystals were obtained from methanol. 1H NMR data (400 MHz; CDCl3: Me4Si) d: 1.02 (3H, t, CH3), 1.82 (2H, m, CH2), 2.36 (3H, s, CH3), 3.94 (2H, t, CH2—O), 6.08 (s, 1H, H-3), 6.76 (1H, d H, J =2.4 Hz, H-8), 6.82 (1H, dd, CH, J = 8.8 Hz, J = 2.4 Hz, H-6), 7.45 (1H, d, CH, J = 8.8 Hz, H-5).
4.1. Refinement
Crystal data, data collection and structure . H atoms were positioned geometrically and constrained using the riding-model approximation [C—Haryl = 0.95 Å, Uiso(Haryl) = 1.2 Ueq(C); C—Hmethylene = 0.99 Å, Uiso(Hmethylene) = 1.2 Ueq(C); C—Hmethyl = 0.98 Å, Uiso(Hmethyl) = 1.5 Ueq(C)].
details are summarized in Table 2
|
Supporting information
CCDC reference: 1031270
10.1107/S1600536814023678/tk5346sup1.cif
contains datablocks I, New_Global_Publ_Block. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536814023678/tk5346Isup2.hkl
Coumarin (2H-1-benzopyran-2-one) is a plant-derived natural product known for its pharmacological properties such as anti-inflammatory, anticoagulant, antibacterial, antifungal, antiviral, anticancer, antihypertensive, antitubercular, anticonvulsant, anti-adipogenic, antihyperglycemic, anti-oxidant and neuroprotective properties. Dietary exposure to benzopyrones is significant as these compounds are found in vegetables, fruits, seeds, nuts, coffee, tea and wine (Venugopala et al., 2013). In order to assist our knowledge about the stereoelectronic requirements from these kinds of molecules to show anti-asthmatic or tracheal relaxant actions, we have synthesized (Sánchez-Recillas et al., 2014) and determined the
of the title compound, (I). A related structure, 3-acetylcoumarin, is reported by Munshi et al. (2004).The
of (I) contains two independent molecules (A and B). Bond lengths between equivalent non-H atoms of each molecule are similar, with differences less than 3 s.u.The fused aryl and pyran-2-one rings in each molecule are individually planar (r.m.s. deviations < 0.0064 for aryl rings and < 0.0141 Å for pyran-2-one rings) and form single planar units [r.m.s. deviation = 0.0159 Å, dihedral angle between the two six-membered rings of 1.22 (12)° in molecule A; r.m.s. deviation = 0.0192 Å, dihedral angle between the two six-membered rings of 1.57 (12)° for B].
The torsion angles between the π–π interaction, with a distance between the centroids of the C4–C9 and C17–C22 benzene rings of 3.6087 (4) Å.
ring systems and the 7-propoxy substituents in A (C7—C6—O3—C10) and B (C20—C19—O6—C23) are 2.9 (2) and 1.4 (2)°, respectively. The two independent molecules are interconnected through an offsetThe packing is mainly through C—H···O and C—H···π hydrogen bonding (Table 1) as well as the π–π interaction mentioned above. Three B molecules are connected through two pairs of C—H···O hydrogen bonds, generating two centrosymmetric R22(8) graph sets; the first involving atoms (···H15–C15–C14–O5···)2 and the second involving atoms (···H18–C18–C19–O6···)2. The R22(8) motifs are connected with A molecules through C—H···O contacts, generating a tape-like structure along [100] (Fig. 2). Additional, C—H···π interactions provide the links between neighboring tapes, resulting in a three-dimensional network (Fig. 3).
The title compound was prepared by SN2 reaction between 7-hydroxy-4-methyl-2H-chromen-2-one and n-propyl bromide. 7-Hydroxy-4-methyl-2H-chromen-2-one (0.4 g, 2.27 mmol) and potassium carbonate (1.28 g, 9.30 mmol, 4.1 equiv) were dissolved in acetone (2.0 ml) and kept at room temperature. After 20 minutes, n-propylbromide (0.641 ml, 7.03 mmol) was added drop wise and the reaction mixture was heated to reflux (313 K) and monitored by TLC. After completion of the reaction (six days), the reaction mixture was filtered and the solid residue was washed off with cold water (10 ml). The total mother liquors were concentrated under reduced pressure and then poured into water and extracted with ethyl acetate (3 × 15 ml). The organic layer was dried over anhydrous Na2SO4 and evaporated under reduced pressure to give a white-coloured solid (m.p. 347.55–348.35 K). Single crystals were obtained from methanol. 1H NMR data (400 MHz; CDCl3: Me4Si) d: 1.02 (3H, t, CH3), 1.82 (2H, m, CH2), 2.36 (3H, s, CH3), 3.94 (2H, t, CH2—O), 6.08 (s, 1H, H-3), 6.76 (1H, d H, J =2.4 Hz, H-8), 6.82 (1H, dd, CH, J = 8.8 Hz, J = 2.4 Hz, H-6), 7.45 (1H, d, CH, J = 8.8 Hz, H-5).
Data collection: SMART (Bruker, 2000); cell
SAINT-Plus (Bruker, 2001); data reduction: SAINT-Plus (Bruker, 2001); program(s) used to solve structure: SHELXTL-NT (Sheldrick, 2008); program(s) used to refine structure: SHELXTL-NT (Sheldrick, 2008); molecular graphics: DIAMOND (Brandenburg, 1997); software used to prepare material for publication: SHELXTL-NT (Sheldrick, 2008) and publCIF (Westrip, 2010).The molecular structure of (I), showing the atom-labelling scheme and the offset π–π interaction. Displacement ellipsoids are drawn at the 50% probability level and H atoms are shown as small spheres of arbitrary radius. The dashed line indicates the interaction between the benzene ring centroids Cg1 (C4—C9) and Cg2 (C17—C22). View of the supramolecular tape structure along [100] sustained by C—H···O hydrogen bonds (dashed lines). View of the C—H···π hydrogen bonds (dashed lines) between neighbouring tapes. Cg2', Cg3' [symmetry code: (') -x+1, -y+2, -z] and Cg4' [symmetry code: (') -x+1, -y+1, -z+1]. |
C13H14O3 | Z = 4 |
Mr = 218.24 | F(000) = 464 |
Triclinic, P1 | Dx = 1.317 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 7.2418 (9) Å | Cell parameters from 7718 reflections |
b = 11.5459 (14) Å | θ = 2.8–28.2° |
c = 14.5301 (17) Å | µ = 0.09 mm−1 |
α = 69.014 (2)° | T = 100 K |
β = 76.086 (2)° | Block, colourless |
γ = 84.124 (2)° | 0.25 × 0.25 × 0.21 mm |
V = 1100.9 (2) Å3 |
Bruker SMART APEX CCD area-detector diffractometer | 3872 independent reflections |
Radiation source: fine-focus sealed tube | 3420 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.030 |
Detector resolution: 8.3 pixels mm-1 | θmax = 25.0°, θmin = 1.5° |
ϕ and ω scans | h = −8→8 |
Absorption correction: multi-scan (SADABS; Sheldrick, 2003) | k = −13→13 |
Tmin = 0.977, Tmax = 0.981 | l = −17→17 |
9469 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)] = 0.047 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.122 | H-atom parameters constrained |
S = 1.12 | w = 1/[σ2(Fo2) + (0.0454P)2 + 0.5831P] where P = (Fo2 + 2Fc2)/3 |
3872 reflections | (Δ/σ)max = 0.001 |
293 parameters | Δρmax = 0.22 e Å−3 |
0 restraints | Δρmin = −0.25 e Å−3 |
C13H14O3 | γ = 84.124 (2)° |
Mr = 218.24 | V = 1100.9 (2) Å3 |
Triclinic, P1 | Z = 4 |
a = 7.2418 (9) Å | Mo Kα radiation |
b = 11.5459 (14) Å | µ = 0.09 mm−1 |
c = 14.5301 (17) Å | T = 100 K |
α = 69.014 (2)° | 0.25 × 0.25 × 0.21 mm |
β = 76.086 (2)° |
Bruker SMART APEX CCD area-detector diffractometer | 3872 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 2003) | 3420 reflections with I > 2σ(I) |
Tmin = 0.977, Tmax = 0.981 | Rint = 0.030 |
9469 measured reflections |
R[F2 > 2σ(F2)] = 0.047 | 0 restraints |
wR(F2) = 0.122 | H-atom parameters constrained |
S = 1.12 | Δρmax = 0.22 e Å−3 |
3872 reflections | Δρmin = −0.25 e Å−3 |
293 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 | ||
C1 | 0.2312 (2) | 1.02587 (16) | 0.34492 (13) | 0.0272 (4) | |
C2 | 0.0602 (2) | 0.95556 (16) | 0.37805 (13) | 0.0274 (4) | |
H2 | −0.0354 | 0.9666 | 0.4320 | 0.033* | |
C3 | 0.0295 (2) | 0.87428 (16) | 0.33576 (13) | 0.0269 (4) | |
C4 | 0.1609 (3) | 0.77466 (16) | 0.20345 (13) | 0.0269 (4) | |
H4 | 0.0473 | 0.7297 | 0.2212 | 0.032* | |
C5 | 0.3071 (2) | 0.75950 (16) | 0.12847 (13) | 0.0265 (4) | |
H5 | 0.2937 | 0.7048 | 0.0948 | 0.032* | |
C6 | 0.4758 (2) | 0.82451 (15) | 0.10153 (12) | 0.0253 (4) | |
C7 | 0.4952 (2) | 0.90553 (15) | 0.14979 (12) | 0.0248 (4) | |
H7 | 0.6091 | 0.9504 | 0.1317 | 0.030* | |
C8 | 0.3444 (2) | 0.91946 (15) | 0.22501 (12) | 0.0235 (4) | |
C9 | 0.1753 (2) | 0.85505 (15) | 0.25466 (12) | 0.0240 (4) | |
C10 | 0.7927 (2) | 0.86097 (16) | −0.00035 (13) | 0.0281 (4) | |
H10A | 0.8528 | 0.8348 | 0.0586 | 0.034* | |
H10B | 0.7742 | 0.9522 | −0.0230 | 0.034* | |
C11 | 0.9176 (3) | 0.82336 (17) | −0.08476 (13) | 0.0295 (4) | |
H11A | 0.8568 | 0.8502 | −0.1434 | 0.035* | |
H11B | 0.9329 | 0.7319 | −0.0620 | 0.035* | |
C12 | 1.1119 (3) | 0.88242 (19) | −0.11598 (14) | 0.0347 (4) | |
H12A | 1.0966 | 0.9729 | −0.1394 | 0.052* | |
H12B | 1.1919 | 0.8573 | −0.1707 | 0.052* | |
H12C | 1.1724 | 0.8550 | −0.0580 | 0.052* | |
C13 | −0.1524 (3) | 0.80431 (18) | 0.37212 (14) | 0.0346 (4) | |
H13A | −0.2305 | 0.8233 | 0.4303 | 0.052* | |
H13B | −0.1237 | 0.7151 | 0.3921 | 0.052* | |
H13C | −0.2219 | 0.8288 | 0.3177 | 0.052* | |
C14 | 0.8545 (2) | 0.54134 (16) | 0.14392 (12) | 0.0250 (4) | |
C15 | 0.7477 (2) | 0.46641 (15) | 0.11512 (12) | 0.0253 (4) | |
H15 | 0.8064 | 0.4400 | 0.0599 | 0.030* | |
C16 | 0.5668 (2) | 0.43214 (15) | 0.16371 (12) | 0.0252 (4) | |
C17 | 0.2919 (2) | 0.44277 (16) | 0.30600 (13) | 0.0255 (4) | |
H17 | 0.2194 | 0.3891 | 0.2924 | 0.031* | |
C18 | 0.2136 (2) | 0.48829 (15) | 0.38246 (13) | 0.0254 (4) | |
H18 | 0.0881 | 0.4665 | 0.4208 | 0.030* | |
C19 | 0.3192 (2) | 0.56707 (15) | 0.40370 (12) | 0.0232 (4) | |
C20 | 0.5028 (2) | 0.59811 (15) | 0.34929 (12) | 0.0230 (4) | |
H20 | 0.5755 | 0.6507 | 0.3639 | 0.028* | |
C21 | 0.5781 (2) | 0.55004 (15) | 0.27239 (12) | 0.0224 (4) | |
C22 | 0.4766 (2) | 0.47361 (14) | 0.24749 (12) | 0.0223 (4) | |
C23 | 0.3305 (2) | 0.69312 (16) | 0.50284 (13) | 0.0250 (4) | |
H23A | 0.3647 | 0.7685 | 0.4426 | 0.030* | |
H23B | 0.4491 | 0.6526 | 0.5226 | 0.030* | |
C24 | 0.2037 (3) | 0.72763 (16) | 0.58868 (13) | 0.0280 (4) | |
H24A | 0.1709 | 0.6519 | 0.6489 | 0.034* | |
H24B | 0.0841 | 0.7664 | 0.5690 | 0.034* | |
C25 | 0.3047 (3) | 0.81783 (18) | 0.61425 (14) | 0.0357 (4) | |
H25A | 0.4244 | 0.7799 | 0.6322 | 0.054* | |
H25B | 0.2232 | 0.8373 | 0.6714 | 0.054* | |
H25C | 0.3315 | 0.8943 | 0.5555 | 0.054* | |
C26 | 0.4575 (3) | 0.35469 (17) | 0.13210 (14) | 0.0324 (4) | |
H26A | 0.5353 | 0.3388 | 0.0725 | 0.049* | |
H26B | 0.3402 | 0.3991 | 0.1158 | 0.049* | |
H26C | 0.4255 | 0.2757 | 0.1874 | 0.049* | |
O1 | 0.37241 (17) | 1.00201 (11) | 0.26973 (9) | 0.0264 (3) | |
O2 | 0.26525 (19) | 1.10374 (12) | 0.37645 (10) | 0.0359 (3) | |
O3 | 0.61273 (17) | 0.80147 (11) | 0.02699 (9) | 0.0291 (3) | |
O4 | 0.76161 (16) | 0.58432 (11) | 0.22148 (8) | 0.0243 (3) | |
O5 | 1.01862 (17) | 0.57246 (12) | 0.10667 (9) | 0.0315 (3) | |
O6 | 0.22868 (16) | 0.60943 (11) | 0.48005 (9) | 0.0266 (3) |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0281 (9) | 0.0300 (9) | 0.0229 (8) | 0.0023 (7) | −0.0038 (7) | −0.0103 (7) |
C2 | 0.0273 (9) | 0.0319 (9) | 0.0217 (8) | 0.0009 (7) | −0.0034 (7) | −0.0093 (7) |
C3 | 0.0267 (9) | 0.0288 (9) | 0.0214 (8) | 0.0006 (7) | −0.0061 (7) | −0.0039 (7) |
C4 | 0.0294 (9) | 0.0264 (9) | 0.0245 (9) | −0.0029 (7) | −0.0089 (7) | −0.0058 (7) |
C5 | 0.0315 (9) | 0.0253 (8) | 0.0250 (9) | −0.0007 (7) | −0.0107 (7) | −0.0086 (7) |
C6 | 0.0286 (9) | 0.0270 (9) | 0.0192 (8) | 0.0025 (7) | −0.0052 (7) | −0.0074 (7) |
C7 | 0.0263 (9) | 0.0271 (9) | 0.0211 (8) | −0.0010 (7) | −0.0046 (7) | −0.0088 (7) |
C8 | 0.0286 (9) | 0.0234 (8) | 0.0203 (8) | 0.0007 (7) | −0.0083 (7) | −0.0080 (7) |
C9 | 0.0252 (8) | 0.0248 (8) | 0.0209 (8) | −0.0009 (7) | −0.0070 (7) | −0.0052 (7) |
C10 | 0.0288 (9) | 0.0300 (9) | 0.0256 (9) | 0.0003 (7) | −0.0048 (7) | −0.0108 (7) |
C11 | 0.0329 (10) | 0.0323 (9) | 0.0222 (9) | 0.0026 (7) | −0.0047 (7) | −0.0100 (7) |
C12 | 0.0331 (10) | 0.0464 (11) | 0.0256 (9) | 0.0030 (8) | −0.0063 (8) | −0.0147 (8) |
C13 | 0.0295 (10) | 0.0400 (11) | 0.0313 (10) | −0.0058 (8) | −0.0032 (8) | −0.0095 (8) |
C14 | 0.0265 (9) | 0.0283 (9) | 0.0181 (8) | 0.0021 (7) | −0.0005 (7) | −0.0089 (7) |
C15 | 0.0284 (9) | 0.0276 (9) | 0.0201 (8) | 0.0010 (7) | −0.0023 (7) | −0.0106 (7) |
C16 | 0.0285 (9) | 0.0250 (8) | 0.0210 (8) | 0.0001 (7) | −0.0038 (7) | −0.0079 (7) |
C17 | 0.0252 (9) | 0.0266 (8) | 0.0251 (9) | −0.0019 (7) | −0.0040 (7) | −0.0101 (7) |
C18 | 0.0232 (8) | 0.0270 (9) | 0.0236 (8) | −0.0028 (7) | 0.0002 (7) | −0.0088 (7) |
C19 | 0.0242 (8) | 0.0253 (8) | 0.0180 (8) | 0.0017 (6) | −0.0002 (6) | −0.0086 (6) |
C20 | 0.0241 (8) | 0.0239 (8) | 0.0206 (8) | −0.0009 (7) | −0.0022 (7) | −0.0087 (7) |
C21 | 0.0197 (8) | 0.0237 (8) | 0.0193 (8) | 0.0001 (6) | −0.0006 (6) | −0.0047 (6) |
C22 | 0.0234 (8) | 0.0224 (8) | 0.0201 (8) | 0.0002 (6) | −0.0029 (7) | −0.0076 (7) |
C23 | 0.0251 (8) | 0.0279 (9) | 0.0229 (8) | −0.0001 (7) | −0.0038 (7) | −0.0108 (7) |
C24 | 0.0298 (9) | 0.0329 (9) | 0.0212 (8) | 0.0052 (7) | −0.0038 (7) | −0.0120 (7) |
C25 | 0.0441 (11) | 0.0377 (10) | 0.0306 (10) | 0.0074 (9) | −0.0113 (8) | −0.0182 (8) |
C26 | 0.0341 (10) | 0.0368 (10) | 0.0293 (10) | −0.0038 (8) | −0.0030 (8) | −0.0169 (8) |
O1 | 0.0283 (6) | 0.0305 (6) | 0.0229 (6) | −0.0031 (5) | −0.0023 (5) | −0.0136 (5) |
O2 | 0.0382 (7) | 0.0401 (7) | 0.0359 (7) | −0.0036 (6) | −0.0031 (6) | −0.0232 (6) |
O3 | 0.0304 (7) | 0.0333 (7) | 0.0250 (6) | −0.0018 (5) | −0.0018 (5) | −0.0142 (5) |
O4 | 0.0210 (6) | 0.0302 (6) | 0.0208 (6) | −0.0024 (5) | 0.0024 (5) | −0.0118 (5) |
O5 | 0.0252 (7) | 0.0418 (7) | 0.0267 (7) | −0.0050 (5) | 0.0036 (5) | −0.0158 (6) |
O6 | 0.0242 (6) | 0.0336 (7) | 0.0238 (6) | −0.0030 (5) | 0.0018 (5) | −0.0158 (5) |
C1—O2 | 1.214 (2) | C14—O5 | 1.214 (2) |
C1—O1 | 1.391 (2) | C14—O4 | 1.3916 (19) |
C1—C2 | 1.437 (2) | C14—C15 | 1.440 (2) |
C2—C3 | 1.353 (3) | C15—C16 | 1.353 (2) |
C2—H2 | 0.9500 | C15—H15 | 0.9500 |
C3—C9 | 1.447 (2) | C16—C22 | 1.452 (2) |
C3—C13 | 1.498 (2) | C16—C26 | 1.501 (2) |
C4—C5 | 1.372 (2) | C17—C18 | 1.373 (2) |
C4—C9 | 1.406 (2) | C17—C22 | 1.405 (2) |
C4—H4 | 0.9500 | C17—H17 | 0.9500 |
C5—C6 | 1.399 (2) | C18—C19 | 1.402 (2) |
C5—H5 | 0.9500 | C18—H18 | 0.9500 |
C6—O3 | 1.365 (2) | C19—O6 | 1.3685 (19) |
C6—C7 | 1.390 (2) | C19—C20 | 1.382 (2) |
C7—C8 | 1.389 (2) | C20—C21 | 1.394 (2) |
C7—H7 | 0.9500 | C20—H20 | 0.9500 |
C8—O1 | 1.385 (2) | C21—O4 | 1.3769 (19) |
C8—C9 | 1.394 (2) | C21—C22 | 1.392 (2) |
C10—O3 | 1.438 (2) | C23—O6 | 1.442 (2) |
C10—C11 | 1.510 (2) | C23—C24 | 1.513 (2) |
C10—H10A | 0.9900 | C23—H23A | 0.9900 |
C10—H10B | 0.9900 | C23—H23B | 0.9900 |
C11—C12 | 1.523 (3) | C24—C25 | 1.524 (3) |
C11—H11A | 0.9900 | C24—H24A | 0.9900 |
C11—H11B | 0.9900 | C24—H24B | 0.9900 |
C12—H12A | 0.9800 | C25—H25A | 0.9800 |
C12—H12B | 0.9800 | C25—H25B | 0.9800 |
C12—H12C | 0.9800 | C25—H25C | 0.9800 |
C13—H13A | 0.9800 | C26—H26A | 0.9800 |
C13—H13B | 0.9800 | C26—H26B | 0.9800 |
C13—H13C | 0.9800 | C26—H26C | 0.9800 |
O2—C1—O1 | 116.67 (16) | O4—C14—C15 | 117.51 (14) |
O2—C1—C2 | 126.41 (16) | C16—C15—C14 | 122.54 (15) |
O1—C1—C2 | 116.92 (15) | C16—C15—H15 | 118.7 |
C3—C2—C1 | 122.82 (16) | C14—C15—H15 | 118.7 |
C3—C2—H2 | 118.6 | C15—C16—C22 | 118.65 (16) |
C1—C2—H2 | 118.6 | C15—C16—C26 | 121.73 (15) |
C2—C3—C9 | 119.15 (16) | C22—C16—C26 | 119.61 (15) |
C2—C3—C13 | 120.81 (16) | C18—C17—C22 | 121.56 (16) |
C9—C3—C13 | 120.03 (16) | C18—C17—H17 | 119.2 |
C5—C4—C9 | 121.63 (16) | C22—C17—H17 | 119.2 |
C5—C4—H4 | 119.2 | C17—C18—C19 | 119.83 (15) |
C9—C4—H4 | 119.2 | C17—C18—H18 | 120.1 |
C4—C5—C6 | 119.99 (16) | C19—C18—H18 | 120.1 |
C4—C5—H5 | 120.0 | O6—C19—C20 | 123.65 (15) |
C6—C5—H5 | 120.0 | O6—C19—C18 | 115.75 (14) |
O3—C6—C7 | 124.58 (16) | C20—C19—C18 | 120.60 (15) |
O3—C6—C5 | 115.22 (15) | C19—C20—C21 | 118.08 (16) |
C7—C6—C5 | 120.20 (16) | C19—C20—H20 | 121.0 |
C8—C7—C6 | 118.48 (16) | C21—C20—H20 | 121.0 |
C8—C7—H7 | 120.8 | O4—C21—C22 | 121.81 (14) |
C6—C7—H7 | 120.8 | O4—C21—C20 | 115.06 (15) |
O1—C8—C7 | 115.64 (15) | C22—C21—C20 | 123.13 (15) |
O1—C8—C9 | 121.49 (15) | C21—C22—C17 | 116.77 (15) |
C7—C8—C9 | 122.87 (16) | C21—C22—C16 | 118.50 (15) |
C8—C9—C4 | 116.82 (16) | C17—C22—C16 | 124.73 (15) |
C8—C9—C3 | 118.18 (15) | O6—C23—C24 | 108.36 (13) |
C4—C9—C3 | 125.00 (16) | O6—C23—H23A | 110.0 |
O3—C10—C11 | 107.78 (14) | C24—C23—H23A | 110.0 |
O3—C10—H10A | 110.2 | O6—C23—H23B | 110.0 |
C11—C10—H10A | 110.2 | C24—C23—H23B | 110.0 |
O3—C10—H10B | 110.2 | H23A—C23—H23B | 108.4 |
C11—C10—H10B | 110.2 | C23—C24—C25 | 110.15 (15) |
H10A—C10—H10B | 108.5 | C23—C24—H24A | 109.6 |
C10—C11—C12 | 110.13 (15) | C25—C24—H24A | 109.6 |
C10—C11—H11A | 109.6 | C23—C24—H24B | 109.6 |
C12—C11—H11A | 109.6 | C25—C24—H24B | 109.6 |
C10—C11—H11B | 109.6 | H24A—C24—H24B | 108.1 |
C12—C11—H11B | 109.6 | C24—C25—H25A | 109.5 |
H11A—C11—H11B | 108.1 | C24—C25—H25B | 109.5 |
C11—C12—H12A | 109.5 | H25A—C25—H25B | 109.5 |
C11—C12—H12B | 109.5 | C24—C25—H25C | 109.5 |
H12A—C12—H12B | 109.5 | H25A—C25—H25C | 109.5 |
C11—C12—H12C | 109.5 | H25B—C25—H25C | 109.5 |
H12A—C12—H12C | 109.5 | C16—C26—H26A | 109.5 |
H12B—C12—H12C | 109.5 | C16—C26—H26B | 109.5 |
C3—C13—H13A | 109.5 | H26A—C26—H26B | 109.5 |
C3—C13—H13B | 109.5 | C16—C26—H26C | 109.5 |
H13A—C13—H13B | 109.5 | H26A—C26—H26C | 109.5 |
C3—C13—H13C | 109.5 | H26B—C26—H26C | 109.5 |
H13A—C13—H13C | 109.5 | C8—O1—C1 | 121.32 (13) |
H13B—C13—H13C | 109.5 | C6—O3—C10 | 117.68 (13) |
O5—C14—O4 | 115.87 (15) | C21—O4—C14 | 120.86 (13) |
O5—C14—C15 | 126.62 (15) | C19—O6—C23 | 117.62 (13) |
O2—C1—C2—C3 | 176.86 (18) | O6—C19—C20—C21 | −179.18 (14) |
O1—C1—C2—C3 | −3.6 (3) | C18—C19—C20—C21 | 0.7 (2) |
C1—C2—C3—C9 | 1.0 (3) | C19—C20—C21—O4 | −179.80 (14) |
C1—C2—C3—C13 | −179.20 (16) | C19—C20—C21—C22 | 0.6 (3) |
C9—C4—C5—C6 | 0.2 (3) | O4—C21—C22—C17 | 178.73 (14) |
C4—C5—C6—O3 | 179.21 (15) | C20—C21—C22—C17 | −1.7 (2) |
C4—C5—C6—C7 | −0.7 (3) | O4—C21—C22—C16 | −1.6 (2) |
O3—C6—C7—C8 | −179.56 (14) | C20—C21—C22—C16 | 177.96 (15) |
C5—C6—C7—C8 | 0.3 (2) | C18—C17—C22—C21 | 1.5 (2) |
C6—C7—C8—O1 | −179.66 (14) | C18—C17—C22—C16 | −178.13 (16) |
C6—C7—C8—C9 | 0.5 (3) | C15—C16—C22—C21 | 1.9 (2) |
O1—C8—C9—C4 | 179.26 (14) | C26—C16—C22—C21 | −177.11 (15) |
C7—C8—C9—C4 | −0.9 (2) | C15—C16—C22—C17 | −178.45 (16) |
O1—C8—C9—C3 | −1.4 (2) | C26—C16—C22—C17 | 2.6 (3) |
C7—C8—C9—C3 | 178.37 (15) | O6—C23—C24—C25 | −179.12 (14) |
C5—C4—C9—C8 | 0.5 (2) | C7—C8—O1—C1 | 178.93 (14) |
C5—C4—C9—C3 | −178.70 (16) | C9—C8—O1—C1 | −1.2 (2) |
C2—C3—C9—C8 | 1.5 (2) | O2—C1—O1—C8 | −176.75 (15) |
C13—C3—C9—C8 | −178.27 (16) | C2—C1—O1—C8 | 3.6 (2) |
C2—C3—C9—C4 | −179.23 (16) | C7—C6—O3—C10 | 2.9 (2) |
C13—C3—C9—C4 | 1.0 (3) | C5—C6—O3—C10 | −176.98 (14) |
O3—C10—C11—C12 | −179.21 (14) | C11—C10—O3—C6 | −178.95 (13) |
O5—C14—C15—C16 | 177.33 (17) | C22—C21—O4—C14 | −1.3 (2) |
O4—C14—C15—C16 | −3.4 (2) | C20—C21—O4—C14 | 179.11 (14) |
C14—C15—C16—C22 | 0.6 (3) | O5—C14—O4—C21 | −176.94 (14) |
C14—C15—C16—C26 | 179.60 (16) | C15—C14—O4—C21 | 3.7 (2) |
C22—C17—C18—C19 | −0.3 (3) | C20—C19—O6—C23 | 1.4 (2) |
C17—C18—C19—O6 | 179.01 (14) | C18—C19—O6—C23 | −178.55 (14) |
C17—C18—C19—C20 | −0.9 (3) | C24—C23—O6—C19 | 179.83 (13) |
Cg2, Cg3 and Cg4 are the centroids of the O1/C1–C3/C8/C9, C17–C22 and O4/C14–C16/C21/C22 rings, respectively. |
D—H···A | D—H | H···A | D···A | D—H···A |
C5—H5···O5i | 0.95 | 2.57 | 3.296 (2) | 133 |
C15—H15···O5ii | 0.95 | 2.49 | 3.422 (2) | 165 |
C18—H18···O6iii | 0.95 | 2.45 | 3.402 (2) | 175 |
C11—H11A···Cg2iv | 0.99 | 2.76 | 3.6087 (4) | 140 |
C24—H24A···Cg4v | 0.99 | 2.81 | 3.613 (2) | 139 |
C23—H23B···Cg3v | 0.99 | 2.75 | 3.614 (2) | 145 |
Symmetry codes: (i) x−1, y, z; (ii) −x+2, −y+1, −z; (iii) −x, −y+1, −z+1; (iv) −x+1, −y+2, −z; (v) −x+1, −y+1, −z+1. |
Cg2, Cg3 and Cg4 are the centroids of the O1/C1–C3/C8/C9, C17–C22 and O4/C14–C16/C21/C22 rings, respectively. |
D—H···A | D—H | H···A | D···A | D—H···A |
C5—H5···O5i | 0.95 | 2.57 | 3.296 (2) | 133 |
C15—H15···O5ii | 0.95 | 2.49 | 3.422 (2) | 165 |
C18—H18···O6iii | 0.95 | 2.45 | 3.402 (2) | 175 |
C11—H11A···Cg2iv | 0.99 | 2.76 | 3.6087 (4) | 140 |
C24—H24A···Cg4v | 0.99 | 2.81 | 3.613 (2) | 139 |
C23—H23B···Cg3v | 0.99 | 2.75 | 3.614 (2) | 145 |
Symmetry codes: (i) x−1, y, z; (ii) −x+2, −y+1, −z; (iii) −x, −y+1, −z+1; (iv) −x+1, −y+2, −z; (v) −x+1, −y+1, −z+1. |
Experimental details
Crystal data | |
Chemical formula | C13H14O3 |
Mr | 218.24 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 100 |
a, b, c (Å) | 7.2418 (9), 11.5459 (14), 14.5301 (17) |
α, β, γ (°) | 69.014 (2), 76.086 (2), 84.124 (2) |
V (Å3) | 1100.9 (2) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.09 |
Crystal size (mm) | 0.25 × 0.25 × 0.21 |
Data collection | |
Diffractometer | Bruker SMART APEX CCD area-detector diffractometer |
Absorption correction | Multi-scan (SADABS; Sheldrick, 2003) |
Tmin, Tmax | 0.977, 0.981 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 9469, 3872, 3420 |
Rint | 0.030 |
(sin θ/λ)max (Å−1) | 0.595 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.047, 0.122, 1.12 |
No. of reflections | 3872 |
No. of parameters | 293 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.22, −0.25 |
Computer programs: SMART (Bruker, 2000), SAINT-Plus (Bruker, 2001), DIAMOND (Brandenburg, 1997), SHELXTL-NT (Sheldrick, 2008) and publCIF (Westrip, 2010).
Acknowledgements
This work was supported by the Consejo Nacional de Ciencia y Tecnología (CONACyT) under grant No. 167044.
References
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