| Literature DB >> 21582230 |
Tian-Pin Shu1, Jun-Long Wen, Su-Zhen Chen, Ke-Wei Lei.
Abstract
The crystal structure of the title compound, C(18)H(26)N(2)O(3), is stabilized by inter-molecular N-H⋯O and O-H⋯O hydrogen bonds. One of the methyl groups is disordered with occupancies of 0.51 (3):0.49 (3).Entities:
Year: 2009 PMID: 21582230 PMCID: PMC2968433 DOI: 10.1107/S160053680900556X
Source DB: PubMed Journal: Acta Crystallogr Sect E Struct Rep Online ISSN: 1600-5368
| C18H26N2O3 | |
| Monoclinic, | Mo |
| Hall symbol: -P 2ybc | Cell parameters from 5099 reflections |
| θ = 2.5–26.2° | |
| µ = 0.08 mm−1 | |
| β = 97.892 (4)° | Block, colourless |
| 0.43 × 0.26 × 0.22 mm | |
| Bruker APEXII CCD area-detector diffractometer | 3925 reflections with |
| Radiation source: fine-focus sealed tube | |
| graphite | θmax = 32.5°, θmin = 1.8° |
| φ and ω scans | |
| 8728 measured reflections | |
| 6453 independent reflections |
| Refinement on | Secondary atom site location: difference Fourier map |
| Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
| H-atom parameters constrained | |
| (Δ/σ)max = 0.001 | |
| 6453 reflections | Δρmax = 0.40 e Å−3 |
| 217 parameters | Δρmin = −0.60 e Å−3 |
| 0 restraints | Extinction correction: |
| Primary atom site location: structure-invariant direct methods | Extinction coefficient: 0.016 (5) |
| 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 |
| Occ. (<1) | |||||
| O1 | 0.26649 (17) | 0.4109 (2) | 0.1034 (4) | 0.0739 (9) | |
| H1B | 0.2257 | 0.4290 | 0.1481 | 0.111* | |
| O2 | −0.02604 (18) | 0.29519 (17) | 0.2523 (4) | 0.0721 (9) | |
| O3 | 0.10747 (16) | 0.44725 (15) | 0.0967 (4) | 0.0527 (7) | |
| N1 | 0.01874 (18) | 0.36122 (18) | −0.0854 (5) | 0.0512 (9) | |
| H1A | 0.0117 | 0.3227 | −0.1724 | 0.061* | |
| N2 | −0.04755 (18) | 0.38761 (18) | 0.0058 (5) | 0.0513 (8) | |
| H2A | −0.0782 | 0.4274 | −0.0462 | 0.062* | |
| C1 | −0.458 (2) | 0.3768 (18) | 0.388 (6) | 0.056 (4) | 0.49 (3) |
| H1C | −0.4868 | 0.4194 | 0.3090 | 0.084* | 0.49 (3) |
| H1D | −0.4921 | 0.3564 | 0.4804 | 0.084* | 0.49 (3) |
| H1E | −0.4444 | 0.3325 | 0.3043 | 0.084* | 0.49 (3) |
| C1' | −0.454 (2) | 0.3490 (17) | 0.412 (6) | 0.056 (4) | 0.51 (3) |
| H1'A | −0.5058 | 0.3693 | 0.4471 | 0.084* | 0.51 (3) |
| H1'B | −0.4431 | 0.2950 | 0.4669 | 0.084* | 0.51 (3) |
| H1'C | −0.4580 | 0.3460 | 0.2709 | 0.084* | 0.51 (3) |
| C2 | 0.3959 (3) | 0.3661 (4) | −0.0978 (10) | 0.106 (2) | |
| H2B | 0.4317 | 0.3483 | −0.1904 | 0.159* | |
| H2C | 0.4051 | 0.3319 | 0.0176 | 0.159* | |
| H2D | 0.4082 | 0.4225 | −0.0618 | 0.159* | |
| C3 | −0.3787 (3) | 0.4114 (4) | 0.4969 (7) | 0.0834 (15) | |
| H3A | −0.3790 | 0.4699 | 0.4600 | 0.100* | |
| C4 | −0.2983 (3) | 0.3734 (3) | 0.2158 (6) | 0.0757 (14) | |
| H4A | −0.3073 | 0.4287 | 0.1626 | 0.091* | |
| H4B | −0.3448 | 0.3394 | 0.1591 | 0.091* | |
| C5 | −0.3791 (4) | 0.4114 (5) | 0.7111 (8) | 0.119 (2) | |
| H5A | −0.4301 | 0.4355 | 0.7407 | 0.179* | |
| H5B | −0.3326 | 0.4430 | 0.7733 | 0.179* | |
| H5C | −0.3748 | 0.3556 | 0.7591 | 0.179* | |
| C6 | −0.2185 (2) | 0.3391 (3) | 0.1563 (6) | 0.0697 (12) | |
| H6A | −0.2224 | 0.3394 | 0.0138 | 0.084* | |
| H6B | −0.2116 | 0.2824 | 0.2005 | 0.084* | |
| C7 | 0.2006 (3) | 0.3240 (3) | −0.4629 (6) | 0.0659 (12) | |
| H7A | 0.1872 | 0.3061 | −0.5923 | 0.079* | |
| C8 | 0.2827 (3) | 0.3312 (3) | −0.3797 (7) | 0.0722 (13) | |
| H8A | 0.3242 | 0.3168 | −0.4546 | 0.087* | |
| C9 | −0.2194 (3) | 0.4244 (3) | 0.5271 (6) | 0.0668 (12) | |
| H9A | −0.2261 | 0.4820 | 0.4885 | 0.080* | |
| H9B | −0.2155 | 0.4219 | 0.6694 | 0.080* | |
| C10 | 0.3056 (3) | 0.3589 (3) | −0.1909 (7) | 0.0667 (12) | |
| C11 | −0.1385 (2) | 0.3919 (3) | 0.4654 (6) | 0.0639 (11) | |
| H11A | −0.0927 | 0.4272 | 0.5202 | 0.077* | |
| H11B | −0.1278 | 0.3368 | 0.5182 | 0.077* | |
| C12 | −0.2964 (2) | 0.3765 (3) | 0.4368 (6) | 0.0594 (11) | |
| H12A | −0.2903 | 0.3197 | 0.4858 | 0.071* | |
| C13 | 0.1385 (3) | 0.3435 (2) | −0.3521 (5) | 0.0519 (10) | |
| H13A | 0.0829 | 0.3375 | −0.4057 | 0.062* | |
| C14 | −0.0656 (2) | 0.3531 (2) | 0.1735 (5) | 0.0489 (9) | |
| C15 | 0.2426 (2) | 0.3815 (2) | −0.0817 (6) | 0.0525 (10) | |
| C16 | −0.1424 (2) | 0.3893 (2) | 0.2434 (5) | 0.0491 (9) | |
| H16A | −0.1494 | 0.4459 | 0.1934 | 0.059* | |
| C17 | 0.1590 (2) | 0.3722 (2) | −0.1597 (5) | 0.0438 (9) | |
| C18 | 0.0941 (2) | 0.3959 (2) | −0.0379 (5) | 0.0432 (9) |
| O1 | 0.0567 (17) | 0.097 (2) | 0.0653 (19) | −0.0119 (16) | 0.0002 (14) | −0.0117 (16) |
| O2 | 0.078 (2) | 0.0557 (17) | 0.084 (2) | 0.0235 (15) | 0.0142 (16) | 0.0192 (15) |
| O3 | 0.0640 (16) | 0.0435 (14) | 0.0507 (15) | −0.0001 (12) | 0.0089 (12) | −0.0073 (12) |
| N1 | 0.0474 (18) | 0.0430 (17) | 0.065 (2) | −0.0004 (14) | 0.0150 (15) | −0.0112 (14) |
| N2 | 0.0483 (18) | 0.0446 (17) | 0.063 (2) | 0.0103 (14) | 0.0156 (15) | 0.0052 (15) |
| C1 | 0.052 (4) | 0.062 (15) | 0.054 (8) | 0.001 (11) | 0.007 (5) | −0.002 (10) |
| C1' | 0.052 (4) | 0.062 (15) | 0.054 (8) | 0.001 (11) | 0.007 (5) | −0.002 (10) |
| C2 | 0.049 (3) | 0.133 (5) | 0.137 (5) | −0.003 (3) | 0.021 (3) | 0.000 (4) |
| C3 | 0.066 (3) | 0.111 (4) | 0.078 (3) | 0.003 (3) | 0.026 (2) | −0.003 (3) |
| C4 | 0.052 (2) | 0.114 (4) | 0.060 (3) | 0.003 (2) | 0.005 (2) | −0.012 (2) |
| C5 | 0.089 (4) | 0.182 (7) | 0.091 (4) | −0.019 (4) | 0.029 (3) | −0.020 (4) |
| C6 | 0.055 (2) | 0.094 (3) | 0.060 (2) | −0.002 (2) | 0.0059 (19) | −0.022 (2) |
| C7 | 0.091 (3) | 0.052 (2) | 0.060 (2) | −0.007 (2) | 0.028 (2) | −0.0087 (19) |
| C8 | 0.077 (3) | 0.061 (3) | 0.087 (3) | 0.001 (2) | 0.041 (3) | −0.007 (2) |
| C9 | 0.066 (3) | 0.080 (3) | 0.056 (2) | −0.004 (2) | 0.013 (2) | −0.015 (2) |
| C10 | 0.052 (2) | 0.064 (3) | 0.087 (3) | −0.0014 (19) | 0.021 (2) | 0.004 (2) |
| C11 | 0.055 (2) | 0.079 (3) | 0.057 (2) | −0.007 (2) | 0.0021 (19) | −0.006 (2) |
| C12 | 0.059 (2) | 0.062 (2) | 0.058 (2) | −0.0005 (19) | 0.0116 (19) | 0.0021 (19) |
| C13 | 0.062 (2) | 0.042 (2) | 0.052 (2) | −0.0038 (17) | 0.0107 (18) | −0.0033 (16) |
| C14 | 0.050 (2) | 0.039 (2) | 0.058 (2) | 0.0026 (17) | 0.0056 (17) | 0.0026 (17) |
| C15 | 0.051 (2) | 0.049 (2) | 0.058 (2) | −0.0037 (17) | 0.0101 (18) | 0.0030 (17) |
| C16 | 0.052 (2) | 0.043 (2) | 0.053 (2) | 0.0033 (16) | 0.0103 (17) | 0.0060 (16) |
| C17 | 0.049 (2) | 0.0339 (18) | 0.050 (2) | −0.0022 (15) | 0.0113 (16) | 0.0022 (15) |
| C18 | 0.052 (2) | 0.0313 (17) | 0.046 (2) | 0.0023 (15) | 0.0077 (16) | 0.0037 (16) |
| O1—C15 | 1.360 (5) | C4—H4B | 0.9700 |
| O1—H1B | 0.8200 | C5—H5A | 0.9600 |
| O2—C14 | 1.220 (4) | C5—H5B | 0.9600 |
| O3—C18 | 1.239 (4) | C5—H5C | 0.9600 |
| N1—C18 | 1.342 (5) | C6—C16 | 1.527 (6) |
| N1—N2 | 1.382 (4) | C6—H6A | 0.9700 |
| N1—H1A | 0.8600 | C6—H6B | 0.9700 |
| N2—C14 | 1.346 (5) | C7—C13 | 1.376 (6) |
| N2—H2A | 0.8600 | C7—C8 | 1.378 (7) |
| C1—C3 | 1.50 (4) | C7—H7A | 0.9300 |
| C1—H1C | 0.9600 | C8—C10 | 1.372 (6) |
| C1—H1D | 0.9600 | C8—H8A | 0.9300 |
| C1—H1E | 0.9600 | C9—C11 | 1.525 (6) |
| C1'—C3 | 1.63 (4) | C9—C12 | 1.526 (6) |
| C1'—H1'A | 0.9600 | C9—H9A | 0.9700 |
| C1'—H1'B | 0.9600 | C9—H9B | 0.9700 |
| C1'—H1'C | 0.9600 | C10—C15 | 1.394 (6) |
| C2—C10 | 1.518 (7) | C11—C16 | 1.515 (5) |
| C2—H2B | 0.9600 | C11—H11A | 0.9700 |
| C2—H2C | 0.9600 | C11—H11B | 0.9700 |
| C2—H2D | 0.9600 | C12—H12A | 0.9800 |
| C3—C5 | 1.469 (7) | C13—C17 | 1.395 (5) |
| C3—C12 | 1.554 (6) | C13—H13A | 0.9300 |
| C3—H3A | 0.9800 | C14—C16 | 1.511 (5) |
| C4—C12 | 1.512 (6) | C15—C17 | 1.395 (5) |
| C4—C6 | 1.514 (6) | C16—H16A | 0.9800 |
| C4—H4A | 0.9700 | C17—C18 | 1.479 (5) |
| C15—O1—H1B | 109.5 | H6A—C6—H6B | 107.9 |
| C18—N1—N2 | 119.8 (3) | C13—C7—C8 | 119.2 (4) |
| C18—N1—H1A | 120.1 | C13—C7—H7A | 120.4 |
| N2—N1—H1A | 120.1 | C8—C7—H7A | 120.4 |
| C14—N2—N1 | 122.1 (3) | C10—C8—C7 | 122.6 (4) |
| C14—N2—H2A | 118.9 | C10—C8—H8A | 118.7 |
| N1—N2—H2A | 118.9 | C7—C8—H8A | 118.7 |
| C3—C1—H1C | 109.5 | C11—C9—C12 | 113.4 (3) |
| C3—C1—H1D | 109.5 | C11—C9—H9A | 108.9 |
| C3—C1—H1E | 109.5 | C12—C9—H9A | 108.9 |
| C3—C1'—H1'A | 109.5 | C11—C9—H9B | 108.9 |
| C3—C1'—H1'B | 109.5 | C12—C9—H9B | 108.9 |
| H1'A—C1'—H1'B | 109.5 | H9A—C9—H9B | 107.7 |
| C3—C1'—H1'C | 109.5 | C8—C10—C15 | 118.0 (4) |
| H1'A—C1'—H1'C | 109.5 | C8—C10—C2 | 122.8 (4) |
| H1'B—C1'—H1'C | 109.5 | C15—C10—C2 | 119.2 (4) |
| C10—C2—H2B | 109.5 | C16—C11—C9 | 111.7 (3) |
| C10—C2—H2C | 109.5 | C16—C11—H11A | 109.3 |
| H2B—C2—H2C | 109.5 | C9—C11—H11A | 109.3 |
| C10—C2—H2D | 109.5 | C16—C11—H11B | 109.3 |
| H2B—C2—H2D | 109.5 | C9—C11—H11B | 109.3 |
| H2C—C2—H2D | 109.5 | H11A—C11—H11B | 107.9 |
| C5—C3—C1 | 112.2 (16) | C4—C12—C9 | 109.0 (4) |
| C5—C3—C12 | 112.8 (4) | C4—C12—C3 | 112.2 (4) |
| C1—C3—C12 | 115.8 (16) | C9—C12—C3 | 112.9 (4) |
| C5—C3—C1' | 104.6 (14) | C4—C12—H12A | 107.5 |
| C1—C3—C1' | 17.0 (13) | C9—C12—H12A | 107.5 |
| C12—C3—C1' | 107.9 (14) | C3—C12—H12A | 107.5 |
| C5—C3—H3A | 104.9 | C7—C13—C17 | 120.1 (4) |
| C1—C3—H3A | 104.9 | C7—C13—H13A | 119.9 |
| C12—C3—H3A | 104.9 | C17—C13—H13A | 119.9 |
| C1'—C3—H3A | 121.9 | O2—C14—N2 | 122.3 (3) |
| C12—C4—C6 | 112.4 (4) | O2—C14—C16 | 124.3 (3) |
| C12—C4—H4A | 109.1 | N2—C14—C16 | 113.3 (3) |
| C6—C4—H4A | 109.1 | O1—C15—C10 | 117.2 (4) |
| C12—C4—H4B | 109.1 | O1—C15—C17 | 122.1 (3) |
| C6—C4—H4B | 109.1 | C10—C15—C17 | 120.6 (4) |
| H4A—C4—H4B | 107.8 | C14—C16—C11 | 114.0 (3) |
| C3—C5—H5A | 109.5 | C14—C16—C6 | 108.9 (3) |
| C3—C5—H5B | 109.5 | C11—C16—C6 | 109.1 (3) |
| H5A—C5—H5B | 109.5 | C14—C16—H16A | 108.2 |
| C3—C5—H5C | 109.5 | C11—C16—H16A | 108.2 |
| H5A—C5—H5C | 109.5 | C6—C16—H16A | 108.2 |
| H5B—C5—H5C | 109.5 | C15—C17—C13 | 119.4 (3) |
| C4—C6—C16 | 111.9 (4) | C15—C17—C18 | 118.9 (3) |
| C4—C6—H6A | 109.2 | C13—C17—C18 | 121.7 (3) |
| C16—C6—H6A | 109.2 | O3—C18—N1 | 121.5 (3) |
| C4—C6—H6B | 109.2 | O3—C18—C17 | 122.0 (3) |
| C16—C6—H6B | 109.2 | N1—C18—C17 | 116.5 (3) |
| H··· | ||||
| N1—H1A···O2i | 0.86 | 2.05 | 2.821 (4) | 149 |
| O1—H1B···O3 | 0.82 | 1.92 | 2.636 (4) | 145 |
| N2—H2A···O3ii | 0.86 | 2.10 | 2.898 (4) | 154 |
Hydrogen-bond geometry (Å, °)
| H⋯ | ||||
|---|---|---|---|---|
| N1—H1 | 0.86 | 2.05 | 2.821 (4) | 149 |
| O1—H1 | 0.82 | 1.92 | 2.636 (4) | 145 |
| N2—H2 | 0.86 | 2.10 | 2.898 (4) | 154 |
Symmetry codes: (i) ; (ii) .