organic compounds
2-{[{2-Hydroxy-3-[2-methyl-5-(propan-2-yl)phenoxy]propyl}(pyridin-2-ylmethyl)amino]methyl}phenol
aSchool of Chemical Sciences, North Maharashtra University, Jalgaon 425 001, India, and bSolid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore 560 012, Karnataka, India
*Correspondence e-mail: bendrers@rediffmail.com
In the title 26H32N2O3, an intramolecular O—H⋯N hydrogen bond is formed between the phenolic OH group and the tertiary amine N atom. Another O—H⋯N hydrogen bond that is formed between the OH group and the pyridine N atom links the molecules into a polymeric chain extending along the a axis. The structure is further stabilized by intramolecular and intermolecular C—H⋯O interactions.
CRelated literature
For the synthesis of the title compound, see: Rossi et al. (2005). For related structures, see: Butcher et al. (2005, 2007). For the activities of related metal complexes, see: Ruiz et al. (2010); Yajima et al. (2002); Sarkar et al. (2006); Neves et al. (1999).
Experimental
Crystal data
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Refinement
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Data collection: CrysAlis PRO (Oxford Diffraction, 2009); 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 (Farrugia, 1997) and CAMERON (Watkin et al., 1993); software used to prepare material for publication: WinGX (Farrugia, 1999).
Supporting information
10.1107/S1600536811020952/gk2373sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536811020952/gk2373Isup2.hkl
Supporting information file. DOI: 10.1107/S1600536811020952/gk2373Isup3.cml
The title compound was synthesized by the reaction of 2-[(5-isopropyl-2-methylphenoxy)methyl]oxirane (5.8 mmol, 1.20 g) with N-(2-hydroxybenzyl)-N-(2-pyridylmethyl)amine (5.8 mmol, 1.23 g) in methanol under reflux condition at 70°C for 8 h. The reaction mixture was cooled, filtered and the precipitated product was washed with cold methanol in order to remove the impurities (yield 66%, m.p. 407K). Crystals suitable for X-ray diffraction were obtained by slow evaporation of the
in acetonitrile at room temperature.All H atoms were positioned geometrically (C—H = 0.93-0.97 Å, O—H = 0.82 Å) and refined using a riding model with Uiso(H)= 1.2Ueq(C,O).
The high residual peak of 0.99 e Å-3 observed in a difference map was located at a distance of 1.05 Å from C12 and it may represent O atom of the OH group of the opposite
located at the same site in crystal. No reasonable model of the disorder could be obtained as the occupancy of the minor should be only a few percent, with a significant overlap of the atomic positions.Data collection: CrysAlis PRO (Oxford Diffraction, 2009); cell
CrysAlis PRO (Oxford Diffraction, 2009); data reduction: CrysAlis PRO (Oxford Diffraction, 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 CAMERON (Watkin et al., 1993); software used to prepare material for publication: WinGX (Farrugia, 1999).C26H32N2O3 | Z = 2 |
Mr = 420.54 | F(000) = 452 |
Triclinic, P1 | Dx = 1.183 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 8.0940 (6) Å | Cell parameters from 23864 reflections |
b = 11.3611 (7) Å | θ = 2.6–25.0° |
c = 13.7625 (10) Å | µ = 0.08 mm−1 |
α = 79.944 (6)° | T = 120 K |
β = 82.915 (6)° | Block, colourless |
γ = 71.745 (6)° | 0.30 × 0.30 × 0.20 mm |
V = 1180.21 (15) Å3 |
Oxford Xcalibur Eos (Nova) CCD detector diffractometer | 4083 independent reflections |
Radiation source: Enhance (Mo) X-ray Source | 3232 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.063 |
ω scans | θmax = 25.0°, θmin = 2.6° |
Absorption correction: multi-scan (CrysAlis PRO; Oxford Diffraction, 2009) | h = −9→9 |
Tmin = 0.977, Tmax = 0.985 | k = −13→13 |
23864 measured reflections | l = −16→16 |
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)] = 0.056 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.163 | H-atom parameters constrained |
S = 1.06 | w = 1/[σ2(Fo2) + (0.0984P)2 + 0.1634P] where P = (Fo2 + 2Fc2)/3 |
4083 reflections | (Δ/σ)max < 0.001 |
285 parameters | Δρmax = 0.99 e Å−3 |
0 restraints | Δρmin = −0.27 e Å−3 |
C26H32N2O3 | γ = 71.745 (6)° |
Mr = 420.54 | V = 1180.21 (15) Å3 |
Triclinic, P1 | Z = 2 |
a = 8.0940 (6) Å | Mo Kα radiation |
b = 11.3611 (7) Å | µ = 0.08 mm−1 |
c = 13.7625 (10) Å | T = 120 K |
α = 79.944 (6)° | 0.30 × 0.30 × 0.20 mm |
β = 82.915 (6)° |
Oxford Xcalibur Eos (Nova) CCD detector diffractometer | 4083 independent reflections |
Absorption correction: multi-scan (CrysAlis PRO; Oxford Diffraction, 2009) | 3232 reflections with I > 2σ(I) |
Tmin = 0.977, Tmax = 0.985 | Rint = 0.063 |
23864 measured reflections |
R[F2 > 2σ(F2)] = 0.056 | 0 restraints |
wR(F2) = 0.163 | H-atom parameters constrained |
S = 1.06 | Δρmax = 0.99 e Å−3 |
4083 reflections | Δρmin = −0.27 e Å−3 |
285 parameters |
Experimental. 1H NMR (p.p.m., CDCl3): 1.20 (d, 6H, 2-CH3), 2.08 (s, 3H, –CH3), 2.84 (d, 2H, –CH2), 3.10 (m, 1H, –CH), 3.90 (m, 4H 2-CH2), 4.10(d, 2H, –CH2), 4.25 (m, 1H, –CH), 4.58 (bs, 1H, Ar—OH), 6.7 to 7.7 Ar—H. (Found: C 74.54, H 7.37, N 6.67%; Calcd. for C26H31O3N2: C 74.44, H 7.44, N 7.05%) IR (cm-l): ? (C═C) 1586, ? (C—O—C) 1151. MS (m/z): 421[M]+ |
Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds 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 | 0.7021 (3) | 0.58331 (18) | 0.23411 (15) | 0.0272 (5) | |
H1 | 0.6049 | 0.5897 | 0.2789 | 0.033* | |
C2 | 0.6851 (3) | 0.65628 (19) | 0.14101 (15) | 0.0289 (5) | |
C3 | 0.8326 (3) | 0.6470 (2) | 0.07647 (15) | 0.0308 (5) | |
H3A | 0.8240 | 0.6956 | 0.0144 | 0.037* | |
C4 | 0.9931 (3) | 0.5658 (2) | 0.10358 (16) | 0.0317 (5) | |
H4 | 1.0904 | 0.5613 | 0.0591 | 0.038* | |
C5 | 1.0125 (3) | 0.49111 (18) | 0.19502 (16) | 0.0287 (5) | |
C6 | 0.8624 (3) | 0.50136 (18) | 0.26044 (15) | 0.0260 (5) | |
C7 | 0.5086 (3) | 0.7432 (2) | 0.11150 (16) | 0.0323 (5) | |
H7 | 0.5243 | 0.7825 | 0.0431 | 0.039* | |
C8 | 0.4387 (3) | 0.8471 (2) | 0.17527 (18) | 0.0375 (5) | |
H8A | 0.4249 | 0.8112 | 0.2432 | 0.056* | |
H8B | 0.3278 | 0.9006 | 0.1540 | 0.056* | |
H8C | 0.5191 | 0.8952 | 0.1689 | 0.056* | |
C9 | 0.3783 (3) | 0.6693 (2) | 0.11357 (17) | 0.0360 (5) | |
H9A | 0.4214 | 0.6093 | 0.0683 | 0.054* | |
H9B | 0.2678 | 0.7260 | 0.0945 | 0.054* | |
H9C | 0.3643 | 0.6266 | 0.1792 | 0.054* | |
C10 | 1.1857 (3) | 0.4025 (2) | 0.22438 (18) | 0.0381 (5) | |
H10A | 1.2731 | 0.4077 | 0.1712 | 0.057* | |
H10B | 1.1780 | 0.3185 | 0.2383 | 0.057* | |
H10C | 1.2168 | 0.4246 | 0.2823 | 0.057* | |
C11 | 0.7519 (3) | 0.43452 (19) | 0.42513 (16) | 0.0290 (5) | |
H11A | 0.6481 | 0.4302 | 0.3992 | 0.035* | |
H11B | 0.7242 | 0.5131 | 0.4511 | 0.035* | |
C12 | 0.8149 (3) | 0.32503 (19) | 0.50560 (16) | 0.0300 (5) | |
H12 | 0.8512 | 0.2478 | 0.4757 | 0.036* | |
C13 | 0.9716 (3) | 0.33436 (18) | 0.55172 (15) | 0.0249 (4) | |
H13A | 1.0516 | 0.3589 | 0.4995 | 0.030* | |
H13B | 0.9321 | 0.3992 | 0.5940 | 0.030* | |
C14 | 0.9973 (3) | 0.20672 (18) | 0.71470 (14) | 0.0253 (4) | |
H14A | 0.8710 | 0.2386 | 0.7183 | 0.030* | |
H14B | 1.0401 | 0.2583 | 0.7484 | 0.030* | |
C15 | 1.0514 (2) | 0.07363 (18) | 0.76661 (14) | 0.0247 (4) | |
C16 | 1.0327 (3) | −0.02368 (19) | 0.72237 (15) | 0.0271 (5) | |
C17 | 1.0661 (3) | −0.1443 (2) | 0.77277 (17) | 0.0345 (5) | |
H17 | 1.0498 | −0.2074 | 0.7436 | 0.041* | |
C18 | 1.1244 (3) | −0.1707 (2) | 0.86749 (17) | 0.0392 (6) | |
H18 | 1.1463 | −0.2515 | 0.9018 | 0.047* | |
C19 | 1.1499 (3) | −0.0776 (2) | 0.91064 (17) | 0.0404 (6) | |
H19 | 1.1928 | −0.0960 | 0.9729 | 0.048* | |
C20 | 1.1114 (3) | 0.0433 (2) | 0.86082 (15) | 0.0326 (5) | |
H20 | 1.1260 | 0.1061 | 0.8912 | 0.039* | |
C21 | 1.2544 (2) | 0.19811 (18) | 0.60307 (14) | 0.0239 (4) | |
H21A | 1.3081 | 0.1279 | 0.6517 | 0.029* | |
H21B | 1.2744 | 0.2722 | 0.6189 | 0.029* | |
C22 | 1.3400 (2) | 0.17410 (17) | 0.50250 (14) | 0.0227 (4) | |
C23 | 1.2875 (3) | 0.10394 (18) | 0.44568 (15) | 0.0273 (5) | |
H23 | 1.1955 | 0.0716 | 0.4694 | 0.033* | |
C24 | 1.3720 (3) | 0.08254 (19) | 0.35424 (15) | 0.0290 (5) | |
H24 | 1.3369 | 0.0368 | 0.3153 | 0.035* | |
C25 | 1.5104 (3) | 0.13057 (19) | 0.32132 (16) | 0.0298 (5) | |
H25 | 1.5707 | 0.1177 | 0.2602 | 0.036* | |
C26 | 1.5555 (3) | 0.19783 (19) | 0.38222 (15) | 0.0296 (5) | |
H26 | 1.6486 | 0.2295 | 0.3603 | 0.036* | |
N1 | 1.0650 (2) | 0.21620 (14) | 0.61015 (12) | 0.0226 (4) | |
N2 | 1.4744 (2) | 0.22078 (16) | 0.47087 (13) | 0.0275 (4) | |
O1 | 0.89021 (18) | 0.42567 (13) | 0.34963 (11) | 0.0313 (4) | |
O2 | 0.67674 (19) | 0.31938 (15) | 0.57718 (11) | 0.0354 (4) | |
H2O | 0.6056 | 0.2961 | 0.5541 | 0.053* | |
O3 | 0.9810 (2) | −0.00092 (14) | 0.62858 (11) | 0.0341 (4) | |
H3 | 0.9930 | 0.0662 | 0.6008 | 0.051* |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0266 (11) | 0.0251 (10) | 0.0336 (11) | −0.0092 (9) | −0.0063 (9) | −0.0082 (9) |
C2 | 0.0310 (11) | 0.0274 (11) | 0.0339 (11) | −0.0117 (9) | −0.0080 (9) | −0.0095 (9) |
C3 | 0.0360 (12) | 0.0321 (11) | 0.0292 (11) | −0.0144 (10) | −0.0062 (9) | −0.0069 (9) |
C4 | 0.0331 (12) | 0.0330 (12) | 0.0339 (12) | −0.0137 (9) | −0.0015 (9) | −0.0118 (9) |
C5 | 0.0284 (11) | 0.0240 (11) | 0.0388 (12) | −0.0095 (9) | −0.0058 (9) | −0.0130 (9) |
C6 | 0.0299 (11) | 0.0211 (10) | 0.0311 (11) | −0.0110 (8) | −0.0077 (9) | −0.0046 (8) |
C7 | 0.0294 (12) | 0.0343 (12) | 0.0348 (12) | −0.0112 (9) | −0.0108 (9) | 0.0002 (9) |
C8 | 0.0324 (12) | 0.0311 (12) | 0.0490 (14) | −0.0083 (10) | −0.0068 (10) | −0.0054 (10) |
C9 | 0.0305 (12) | 0.0404 (13) | 0.0405 (13) | −0.0115 (10) | −0.0118 (10) | −0.0067 (10) |
C10 | 0.0310 (12) | 0.0325 (12) | 0.0520 (14) | −0.0095 (10) | −0.0037 (10) | −0.0089 (10) |
C11 | 0.0221 (10) | 0.0265 (11) | 0.0411 (12) | −0.0101 (8) | −0.0090 (9) | −0.0017 (9) |
C12 | 0.0243 (11) | 0.0282 (11) | 0.0400 (12) | −0.0124 (9) | −0.0072 (9) | 0.0004 (9) |
C13 | 0.0250 (10) | 0.0218 (10) | 0.0299 (11) | −0.0093 (8) | −0.0039 (8) | −0.0037 (8) |
C14 | 0.0224 (10) | 0.0273 (11) | 0.0295 (11) | −0.0098 (8) | −0.0028 (8) | −0.0080 (8) |
C15 | 0.0205 (10) | 0.0268 (11) | 0.0284 (11) | −0.0096 (8) | 0.0007 (8) | −0.0051 (8) |
C16 | 0.0210 (10) | 0.0309 (11) | 0.0324 (11) | −0.0130 (8) | 0.0009 (8) | −0.0049 (9) |
C17 | 0.0313 (12) | 0.0284 (12) | 0.0455 (14) | −0.0137 (9) | 0.0033 (10) | −0.0056 (10) |
C18 | 0.0390 (13) | 0.0298 (12) | 0.0408 (13) | −0.0083 (10) | 0.0062 (10) | 0.0056 (10) |
C19 | 0.0426 (14) | 0.0411 (14) | 0.0304 (12) | −0.0066 (11) | −0.0015 (10) | 0.0017 (10) |
C20 | 0.0313 (12) | 0.0357 (12) | 0.0307 (11) | −0.0089 (9) | −0.0001 (9) | −0.0079 (9) |
C21 | 0.0192 (10) | 0.0240 (10) | 0.0324 (11) | −0.0092 (8) | −0.0057 (8) | −0.0064 (8) |
C22 | 0.0180 (9) | 0.0196 (10) | 0.0316 (11) | −0.0063 (8) | −0.0064 (8) | −0.0018 (8) |
C23 | 0.0221 (10) | 0.0275 (11) | 0.0375 (12) | −0.0123 (8) | −0.0034 (9) | −0.0083 (9) |
C24 | 0.0245 (10) | 0.0284 (11) | 0.0370 (12) | −0.0064 (9) | −0.0058 (9) | −0.0131 (9) |
C25 | 0.0230 (10) | 0.0302 (11) | 0.0348 (12) | −0.0049 (9) | −0.0009 (9) | −0.0076 (9) |
C26 | 0.0233 (10) | 0.0336 (12) | 0.0362 (12) | −0.0141 (9) | 0.0013 (9) | −0.0080 (9) |
N1 | 0.0183 (8) | 0.0230 (8) | 0.0288 (9) | −0.0082 (7) | −0.0039 (7) | −0.0042 (7) |
N2 | 0.0230 (9) | 0.0280 (9) | 0.0362 (10) | −0.0127 (7) | −0.0032 (7) | −0.0073 (7) |
O1 | 0.0266 (8) | 0.0294 (8) | 0.0365 (8) | −0.0063 (6) | −0.0073 (6) | −0.0015 (6) |
O2 | 0.0309 (9) | 0.0410 (9) | 0.0389 (9) | −0.0168 (7) | −0.0047 (7) | −0.0051 (7) |
O3 | 0.0400 (9) | 0.0315 (8) | 0.0405 (9) | −0.0206 (7) | −0.0123 (7) | −0.0054 (7) |
C1—C6 | 1.386 (3) | C13—H13B | 0.9700 |
C1—C2 | 1.396 (3) | C14—N1 | 1.473 (3) |
C1—H1 | 0.9300 | C14—C15 | 1.508 (3) |
C2—C3 | 1.384 (3) | C14—H14A | 0.9700 |
C2—C7 | 1.516 (3) | C14—H14B | 0.9700 |
C3—C4 | 1.388 (3) | C15—C20 | 1.389 (3) |
C3—H3A | 0.9300 | C15—C16 | 1.407 (3) |
C4—C5 | 1.386 (3) | C16—O3 | 1.362 (2) |
C4—H4 | 0.9300 | C16—C17 | 1.384 (3) |
C5—C6 | 1.406 (3) | C17—C18 | 1.392 (3) |
C5—C10 | 1.502 (3) | C17—H17 | 0.9300 |
C6—O1 | 1.369 (2) | C18—C19 | 1.378 (3) |
C7—C8 | 1.518 (3) | C18—H18 | 0.9300 |
C7—C9 | 1.535 (3) | C19—C20 | 1.382 (3) |
C7—H7 | 0.9800 | C19—H19 | 0.9300 |
C8—H8A | 0.9600 | C20—H20 | 0.9300 |
C8—H8B | 0.9600 | C21—N1 | 1.474 (2) |
C8—H8C | 0.9600 | C21—C22 | 1.499 (3) |
C9—H9A | 0.9600 | C21—H21A | 0.9700 |
C9—H9B | 0.9600 | C21—H21B | 0.9700 |
C9—H9C | 0.9600 | C22—N2 | 1.348 (3) |
C10—H10A | 0.9600 | C22—C23 | 1.393 (3) |
C10—H10B | 0.9600 | C23—C24 | 1.379 (3) |
C10—H10C | 0.9600 | C23—H23 | 0.9300 |
C11—O1 | 1.422 (3) | C24—C25 | 1.389 (3) |
C11—C12 | 1.515 (3) | C24—H24 | 0.9300 |
C11—H11A | 0.9700 | C25—C26 | 1.376 (3) |
C11—H11B | 0.9700 | C25—H25 | 0.9300 |
C12—O2 | 1.406 (3) | C26—N2 | 1.339 (3) |
C12—C13 | 1.526 (3) | C26—H26 | 0.9300 |
C12—H12 | 0.9800 | O2—H2O | 0.8200 |
C13—N1 | 1.469 (2) | O3—H3 | 0.8200 |
C13—H13A | 0.9700 | ||
C6—C1—C2 | 120.7 (2) | C12—C13—H13A | 109.0 |
C6—C1—H1 | 119.7 | N1—C13—H13B | 109.0 |
C2—C1—H1 | 119.7 | C12—C13—H13B | 109.0 |
C3—C2—C1 | 118.5 (2) | H13A—C13—H13B | 107.8 |
C3—C2—C7 | 120.99 (19) | N1—C14—C15 | 111.99 (16) |
C1—C2—C7 | 120.52 (19) | N1—C14—H14A | 109.2 |
C2—C3—C4 | 120.6 (2) | C15—C14—H14A | 109.2 |
C2—C3—H3A | 119.7 | N1—C14—H14B | 109.2 |
C4—C3—H3A | 119.7 | C15—C14—H14B | 109.2 |
C5—C4—C3 | 121.9 (2) | H14A—C14—H14B | 107.9 |
C5—C4—H4 | 119.1 | C20—C15—C16 | 117.71 (18) |
C3—C4—H4 | 119.1 | C20—C15—C14 | 121.98 (18) |
C4—C5—C6 | 117.28 (19) | C16—C15—C14 | 120.21 (17) |
C4—C5—C10 | 122.1 (2) | O3—C16—C17 | 118.51 (19) |
C6—C5—C10 | 120.66 (19) | O3—C16—C15 | 120.51 (18) |
O1—C6—C1 | 124.48 (19) | C17—C16—C15 | 120.97 (19) |
O1—C6—C5 | 114.48 (18) | C16—C17—C18 | 119.5 (2) |
C1—C6—C5 | 121.04 (19) | C16—C17—H17 | 120.2 |
C2—C7—C8 | 111.83 (17) | C18—C17—H17 | 120.2 |
C2—C7—C9 | 110.83 (17) | C19—C18—C17 | 120.3 (2) |
C8—C7—C9 | 111.36 (19) | C19—C18—H18 | 119.8 |
C2—C7—H7 | 107.5 | C17—C18—H18 | 119.8 |
C8—C7—H7 | 107.5 | C18—C19—C20 | 119.7 (2) |
C9—C7—H7 | 107.5 | C18—C19—H19 | 120.2 |
C7—C8—H8A | 109.5 | C20—C19—H19 | 120.2 |
C7—C8—H8B | 109.5 | C19—C20—C15 | 121.7 (2) |
H8A—C8—H8B | 109.5 | C19—C20—H20 | 119.1 |
C7—C8—H8C | 109.5 | C15—C20—H20 | 119.1 |
H8A—C8—H8C | 109.5 | N1—C21—C22 | 112.97 (15) |
H8B—C8—H8C | 109.5 | N1—C21—H21A | 109.0 |
C7—C9—H9A | 109.5 | C22—C21—H21A | 109.0 |
C7—C9—H9B | 109.5 | N1—C21—H21B | 109.0 |
H9A—C9—H9B | 109.5 | C22—C21—H21B | 109.0 |
C7—C9—H9C | 109.5 | H21A—C21—H21B | 107.8 |
H9A—C9—H9C | 109.5 | N2—C22—C23 | 121.50 (19) |
H9B—C9—H9C | 109.5 | N2—C22—C21 | 116.56 (16) |
C5—C10—H10A | 109.5 | C23—C22—C21 | 121.91 (17) |
C5—C10—H10B | 109.5 | C24—C23—C22 | 119.90 (19) |
H10A—C10—H10B | 109.5 | C24—C23—H23 | 120.1 |
C5—C10—H10C | 109.5 | C22—C23—H23 | 120.1 |
H10A—C10—H10C | 109.5 | C23—C24—C25 | 118.79 (19) |
H10B—C10—H10C | 109.5 | C23—C24—H24 | 120.6 |
O1—C11—C12 | 106.52 (16) | C25—C24—H24 | 120.6 |
O1—C11—H11A | 110.4 | C26—C25—C24 | 117.8 (2) |
C12—C11—H11A | 110.4 | C26—C25—H25 | 121.1 |
O1—C11—H11B | 110.4 | C24—C25—H25 | 121.1 |
C12—C11—H11B | 110.4 | N2—C26—C25 | 124.49 (19) |
H11A—C11—H11B | 108.6 | N2—C26—H26 | 117.8 |
O2—C12—C11 | 109.42 (16) | C25—C26—H26 | 117.8 |
O2—C12—C13 | 111.46 (17) | C13—N1—C14 | 112.26 (15) |
C11—C12—C13 | 111.23 (16) | C13—N1—C21 | 111.67 (15) |
O2—C12—H12 | 108.2 | C14—N1—C21 | 110.08 (15) |
C11—C12—H12 | 108.2 | C26—N2—C22 | 117.52 (17) |
C13—C12—H12 | 108.2 | C6—O1—C11 | 119.89 (15) |
N1—C13—C12 | 112.82 (15) | C12—O2—H2O | 109.5 |
N1—C13—H13A | 109.0 | C16—O3—H3 | 109.5 |
C6—C1—C2—C3 | −1.4 (3) | O3—C16—C17—C18 | 177.95 (19) |
C6—C1—C2—C7 | 178.34 (17) | C15—C16—C17—C18 | −2.0 (3) |
C1—C2—C3—C4 | 0.7 (3) | C16—C17—C18—C19 | −0.5 (3) |
C7—C2—C3—C4 | −179.02 (18) | C17—C18—C19—C20 | 2.3 (3) |
C2—C3—C4—C5 | 0.2 (3) | C18—C19—C20—C15 | −1.7 (3) |
C3—C4—C5—C6 | −0.5 (3) | C16—C15—C20—C19 | −0.7 (3) |
C3—C4—C5—C10 | 179.60 (18) | C14—C15—C20—C19 | 175.7 (2) |
C2—C1—C6—O1 | −179.35 (17) | N1—C21—C22—N2 | 145.52 (17) |
C2—C1—C6—C5 | 1.2 (3) | N1—C21—C22—C23 | −36.4 (2) |
C4—C5—C6—O1 | −179.73 (17) | N2—C22—C23—C24 | −1.0 (3) |
C10—C5—C6—O1 | 0.2 (3) | C21—C22—C23—C24 | −178.94 (18) |
C4—C5—C6—C1 | −0.2 (3) | C22—C23—C24—C25 | 0.9 (3) |
C10—C5—C6—C1 | 179.71 (18) | C23—C24—C25—C26 | −0.2 (3) |
C3—C2—C7—C8 | −115.7 (2) | C24—C25—C26—N2 | −0.4 (3) |
C1—C2—C7—C8 | 64.5 (3) | C12—C13—N1—C14 | −90.37 (19) |
C3—C2—C7—C9 | 119.4 (2) | C12—C13—N1—C21 | 145.45 (17) |
C1—C2—C7—C9 | −60.4 (3) | C15—C14—N1—C13 | 162.17 (15) |
O1—C11—C12—O2 | −172.92 (15) | C15—C14—N1—C21 | −72.78 (19) |
O1—C11—C12—C13 | 63.5 (2) | C22—C21—N1—C13 | −69.2 (2) |
O2—C12—C13—N1 | 72.9 (2) | C22—C21—N1—C14 | 165.45 (15) |
C11—C12—C13—N1 | −164.73 (17) | C25—C26—N2—C22 | 0.3 (3) |
N1—C14—C15—C20 | 136.15 (19) | C23—C22—N2—C26 | 0.4 (3) |
N1—C14—C15—C16 | −47.5 (2) | C21—C22—N2—C26 | 178.44 (17) |
C20—C15—C16—O3 | −177.38 (18) | C1—C6—O1—C11 | −4.5 (3) |
C14—C15—C16—O3 | 6.1 (3) | C5—C6—O1—C11 | 175.02 (16) |
C20—C15—C16—C17 | 2.6 (3) | C12—C11—O1—C6 | 170.36 (15) |
C14—C15—C16—C17 | −173.90 (18) |
D—H···A | D—H | H···A | D···A | D—H···A |
O2—H2O···N2i | 0.82 | 2.09 | 2.897 (2) | 166 |
O3—H3···N1 | 0.82 | 1.99 | 2.721 (2) | 147 |
C14—H14A···O2 | 0.97 | 2.51 | 3.199 (3) | 128 |
C23—H23···O3ii | 0.93 | 2.47 | 3.114 (3) | 127 |
Symmetry codes: (i) x−1, y, z; (ii) −x+2, −y, −z+1. |
Experimental details
Crystal data | |
Chemical formula | C26H32N2O3 |
Mr | 420.54 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 120 |
a, b, c (Å) | 8.0940 (6), 11.3611 (7), 13.7625 (10) |
α, β, γ (°) | 79.944 (6), 82.915 (6), 71.745 (6) |
V (Å3) | 1180.21 (15) |
Z | 2 |
Radiation type | Mo Kα |
µ (mm−1) | 0.08 |
Crystal size (mm) | 0.30 × 0.30 × 0.20 |
Data collection | |
Diffractometer | Oxford Xcalibur Eos (Nova) CCD detector diffractometer |
Absorption correction | Multi-scan (CrysAlis PRO; Oxford Diffraction, 2009) |
Tmin, Tmax | 0.977, 0.985 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 23864, 4083, 3232 |
Rint | 0.063 |
(sin θ/λ)max (Å−1) | 0.595 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.056, 0.163, 1.06 |
No. of reflections | 4083 |
No. of parameters | 285 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.99, −0.27 |
Computer programs: CrysAlis PRO (Oxford Diffraction, 2009), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), ORTEP-3 (Farrugia, 1997) and CAMERON (Watkin et al., 1993), WinGX (Farrugia, 1999).
D—H···A | D—H | H···A | D···A | D—H···A |
O2—H2O···N2i | 0.82 | 2.09 | 2.897 (2) | 166 |
O3—H3···N1 | 0.82 | 1.99 | 2.721 (2) | 147 |
C14—H14A···O2 | 0.97 | 2.51 | 3.199 (3) | 128 |
C23—H23···O3ii | 0.93 | 2.47 | 3.114 (3) | 127 |
Symmetry codes: (i) x−1, y, z; (ii) −x+2, −y, −z+1. |
Acknowledgements
The authors thank the DST, India, for funding under DST-FIST (Level II) for the X-ray diffraction facility at SSCU, Indian Institute of Science, Bangalore.
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.
The chemistry of asymmetric polydentate ligands evokes interest, mainly towards the synthesis of biologically active coordination compounds. DNA metallointercalators have received considerable attention over the past few years because of their possible uses as new therapeutic agents and also for their interesting photochemical properties (Ruiz et al., 2010; Yajima et al., 2002; Sarkar et al., 2006). There are several reports on copper complexes of the asymmetrical ligands exhibiting important biological activities such as genomic and plasmid DNA cleavage and cytotoxic activity (Neves et al., 1999; Rossi et al., 2005).
The title compound was synthesized for preparation of metal complexes which would act as chemical nucleases. The ligand coordinates with a metal ion through its N2O2 donor set along with an additional halide ligand to form a complex with distorted trigonal bipyramidal geometry. The molecular conformation of the ligand is nonplanar with O—H···N and C—H···O intramolecular hydrogen bonds, both forming the six-membered rings (Fig. 1, Table 1). Packing of the molecules is mainly guided by the intermolecular O—H···N hydrogen bonds connecting the 1-(5-isopropyl-2-methylphenoxy)propan-2-ol fragment of one molecule to the pyridine fragment of the other.