supplementary materials

Orphenadrinium picrate
Orphenadrine hydrochloride (3.05 g, 0.01 mol) was dissolved in 25 ml of water
and picric acid (2.4 g, 0.01 mol) was also dissolved in 25 ml of water. Both
solutions were mixed and stirred in a beaker at room temperature for 1 h. The
mixture was warmed at 323 K for 10 min & kept aside for 2 days at room
temperature. The formed product was filtered and dried in vaccum desiccator
over phosphorous pentoxide. The product was recrystallized from dimethyl
sulphoxide by slow evaporation (m.p. 341–344 K).
The two o-phenyl rings in the orphenadrinium cation are disordered [occupancy
C1A–C14A = 0.662 (4); C1C–C13C = 0.338 (4)]. All of the H atoms were placed in
their calculated positions and then refined using the riding model with
Atom—H lengths of 0.95Å (CH), 0.96 & 0.99Å (CH2), 0.98Å (CH3) or
0.93Å (NH). Isotropic displacement parameters for these atoms were set to
1.19 times (NH), 1.19–1.21 (CH, CH2) or 1.49–1.50 (CH3) times
Ueq of the parent atom.
Data collection: CrysAlis PRO (Oxford Diffraction, 2007); cell refinement: CrysAlis PRO (Oxford Diffraction, 2007); data reduction: CrysAlis RED (Oxford Diffraction, 2007); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL (Sheldrick, 2008).
N,
N-dimethyl-2-[(2-methylphenyl)(phenyl)methoxy]ethanaminium
2,4,6-trinitrophenolate
top
Crystal data top
| C18H24NO+·C6H2N3O7− | Z = 2 |
| Mr = 498.49 | F(000) = 524 |
| Triclinic, P1 | Dx = 1.372 Mg m−3 |
| Hall symbol: -P 1 | Cu Kα radiation, λ = 1.54184 Å |
| a = 9.9434 (10) Å | Cell parameters from 3744 reflections |
| b = 11.2216 (8) Å | θ = 4.6–74.4° |
| c = 11.3523 (12) Å | µ = 0.88 mm−1 |
| α = 78.658 (7)° | T = 123 K |
| β = 76.342 (9)° | Triangular plate, yellow |
| γ = 87.660 (7)° | 0.52 × 0.43 × 0.16 mm |
| V = 1206.82 (19) Å3 | |
Data collection top
Oxford Diffraction Xcalibur Ruby Gemini diffractometer | 4677 independent reflections |
| Radiation source: Enhance (Cu) X-ray Source | 3760 reflections with I > 2σ(I) |
| graphite | Rint = 0.031 |
| Detector resolution: 10.5081 pixels mm-1 | θmax = 74.6°, θmin = 4.6° |
| ω scans | h = −12→12 |
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2007) | k = −13→13 |
| Tmin = 0.635, Tmax = 1.000 | l = −8→14 |
| 7402 measured reflections | |
Refinement top
| Refinement on F2 | Secondary atom site location: difference Fourier map |
| Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
| R[F2 > 2σ(F2)] = 0.065 | H-atom parameters constrained |
| wR(F2) = 0.188 | w = 1/[σ2(Fo2) + (0.093P)2 + 0.5659P] where P = (Fo2 + 2Fc2)/3 |
| S = 1.09 | (Δ/σ)max < 0.001 |
| 4677 reflections | Δρmax = 0.45 e Å−3 |
| 407 parameters | Δρmin = −0.40 e Å−3 |
| 0 restraints | Extinction correction: SHELXL97 (Sheldrick, 2008), Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4 |
| Primary atom site location: structure-invariant direct methods | Extinction coefficient: 0.0038 (11) |
Crystal data top
| C18H24NO+·C6H2N3O7− | γ = 87.660 (7)° |
| Mr = 498.49 | V = 1206.82 (19) Å3 |
| Triclinic, P1 | Z = 2 |
| a = 9.9434 (10) Å | Cu Kα radiation |
| b = 11.2216 (8) Å | µ = 0.88 mm−1 |
| c = 11.3523 (12) Å | T = 123 K |
| α = 78.658 (7)° | 0.52 × 0.43 × 0.16 mm |
| β = 76.342 (9)° | |
Data collection top
Oxford Diffraction Xcalibur Ruby Gemini diffractometer | 4677 independent reflections |
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2007) | 3760 reflections with I > 2σ(I) |
| Tmin = 0.635, Tmax = 1.000 | Rint = 0.031 |
| 7402 measured reflections | θmax = 74.6° |
Refinement top
| R[F2 > 2σ(F2)] = 0.065 | H-atom parameters constrained |
| wR(F2) = 0.188 | Δρmax = 0.45 e Å−3 |
| S = 1.09 | Δρmin = −0.40 e Å−3 |
| 4677 reflections | Absolute structure: ? |
| 407 parameters | Flack parameter: ? |
| 0 restraints | Rogers parameter: ? |
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| | x | y | z | Uiso*/Ueq | Occ. (<1) |
| O1A | 0.7336 (3) | 0.61869 (16) | 0.6143 (2) | 0.0829 (7) | |
| N1A | 0.7148 (2) | 0.35671 (16) | 0.72631 (17) | 0.0460 (5) | |
| H1AB | 0.7569 | 0.4148 | 0.7541 | 0.055* | |
| C1A | 0.6397 (4) | 0.7080 (3) | 0.6259 (3) | 0.0453 (9) | 0.662 (4) |
| H1AA | 0.5486 | 0.6683 | 0.6695 | 0.054* | 0.662 (4) |
| C2A | 0.6208 (5) | 0.7849 (4) | 0.5018 (4) | 0.051 (2) | 0.662 (4) |
| C3A | 0.7346 (4) | 0.8060 (4) | 0.4020 (6) | 0.0592 (16) | 0.662 (4) |
| H3AA | 0.8210 | 0.7696 | 0.4090 | 0.071* | 0.662 (4) |
| C4A | 0.7220 (4) | 0.8805 (3) | 0.2918 (4) | 0.0681 (13) | 0.662 (4) |
| H4AA | 0.7998 | 0.8949 | 0.2236 | 0.082* | 0.662 (4) |
| C5A | 0.5956 (6) | 0.9339 (3) | 0.2815 (3) | 0.0590 (14) | 0.662 (4) |
| H5AA | 0.5870 | 0.9848 | 0.2062 | 0.071* | 0.662 (4) |
| C6A | 0.4818 (4) | 0.9128 (4) | 0.3813 (5) | 0.0531 (17) | 0.662 (4) |
| H6AA | 0.3954 | 0.9493 | 0.3743 | 0.064* | 0.662 (4) |
| C7A | 0.4944 (4) | 0.8383 (3) | 0.4915 (4) | 0.0464 (11) | 0.662 (4) |
| C8A | 0.3672 (4) | 0.8167 (3) | 0.5954 (4) | 0.0581 (11) | 0.662 (4) |
| H8AA | 0.2909 | 0.8607 | 0.5698 | 0.087* | 0.662 (4) |
| H8AB | 0.3454 | 0.7315 | 0.6177 | 0.087* | 0.662 (4) |
| H8AC | 0.3842 | 0.8445 | 0.6654 | 0.087* | 0.662 (4) |
| C9A | 0.6762 (5) | 0.7860 (3) | 0.7096 (4) | 0.0536 (11) | 0.662 (4) |
| C10A | 0.5891 (5) | 0.7873 (3) | 0.8248 (4) | 0.0708 (15) | 0.662 (4) |
| H10A | 0.5069 | 0.7396 | 0.8512 | 0.085* | 0.662 (4) |
| C11A | 0.6224 (6) | 0.8585 (4) | 0.9013 (3) | 0.087 (2) | 0.662 (4) |
| H11A | 0.5629 | 0.8594 | 0.9801 | 0.104* | 0.662 (4) |
| C12A | 0.7428 (6) | 0.9283 (4) | 0.8627 (4) | 0.075 (3) | 0.662 (4) |
| H12A | 0.7656 | 0.9769 | 0.9150 | 0.091* | 0.662 (4) |
| C13A | 0.8299 (5) | 0.9269 (4) | 0.7475 (5) | 0.081 (2) | 0.662 (4) |
| H13A | 0.9121 | 0.9747 | 0.7210 | 0.097* | 0.662 (4) |
| C14A | 0.7966 (4) | 0.8558 (4) | 0.6709 (4) | 0.0721 (18) | 0.662 (4) |
| H14A | 0.8561 | 0.8549 | 0.5922 | 0.087* | 0.662 (4) |
| C15A | 0.7104 (3) | 0.5276 (2) | 0.5497 (2) | 0.0519 (6) | |
| H15A | 0.8002 | 0.4997 | 0.5049 | 0.062* | |
| H15B | 0.6562 | 0.5621 | 0.4884 | 0.062* | |
| C16A | 0.6334 (3) | 0.4220 (2) | 0.6388 (2) | 0.0473 (5) | |
| H16A | 0.5464 | 0.4517 | 0.6867 | 0.057* | |
| H16B | 0.6085 | 0.3642 | 0.5917 | 0.057* | |
| C17A | 0.6223 (3) | 0.2806 (2) | 0.8360 (2) | 0.0589 (7) | |
| H17A | 0.5585 | 0.3332 | 0.8822 | 0.088* | |
| H17B | 0.6785 | 0.2345 | 0.8895 | 0.088* | |
| H17C | 0.5694 | 0.2241 | 0.8084 | 0.088* | |
| C18A | 0.8262 (3) | 0.2799 (2) | 0.6658 (2) | 0.0598 (7) | |
| H18A | 0.8846 | 0.3300 | 0.5925 | 0.090* | |
| H18B | 0.7841 | 0.2140 | 0.6414 | 0.090* | |
| H18C | 0.8828 | 0.2454 | 0.7240 | 0.090* | |
| C1C | 0.7475 (7) | 0.7270 (6) | 0.5766 (6) | 0.0435 (16) | 0.338 (4) |
| H1CA | 0.8407 | 0.7363 | 0.5182 | 0.052* | 0.338 (4) |
| C2C | 0.7572 (7) | 0.8018 (5) | 0.6752 (4) | 0.0309 (14) | 0.338 (4) |
| C3C | 0.6651 (6) | 0.7736 (5) | 0.7898 (6) | 0.0416 (17) | 0.338 (4) |
| H3CA | 0.5985 | 0.7106 | 0.8053 | 0.050* | 0.338 (4) |
| C4C | 0.6704 (8) | 0.8374 (8) | 0.8819 (5) | 0.053 (2) | 0.338 (4) |
| H4CA | 0.6074 | 0.8181 | 0.9603 | 0.064* | 0.338 (4) |
| C5C | 0.7678 (11) | 0.9295 (8) | 0.8593 (7) | 0.075 (5) | 0.338 (4) |
| H5CA | 0.7714 | 0.9731 | 0.9223 | 0.090* | 0.338 (4) |
| C6C | 0.8599 (9) | 0.9577 (7) | 0.7447 (8) | 0.057 (3) | 0.338 (4) |
| H6CA | 0.9265 | 1.0207 | 0.7293 | 0.068* | 0.338 (4) |
| C7C | 0.8547 (6) | 0.8939 (6) | 0.6526 (5) | 0.0482 (19) | 0.338 (4) |
| C8C | 0.9529 (9) | 0.9303 (7) | 0.5317 (9) | 0.067 (2) | 0.338 (4) |
| H8CA | 1.0122 | 0.9947 | 0.5342 | 0.101* | 0.338 (4) |
| H8CB | 1.0081 | 0.8620 | 0.5104 | 0.101* | 0.338 (4) |
| H8CC | 0.9002 | 0.9581 | 0.4708 | 0.101* | 0.338 (4) |
| C9C | 0.6485 (10) | 0.7893 (8) | 0.4994 (8) | 0.045 (3) | 0.338 (4) |
| C10C | 0.7073 (8) | 0.8359 (8) | 0.3758 (8) | 0.057 (3) | 0.338 (4) |
| H10B | 0.8034 | 0.8260 | 0.3434 | 0.069* | 0.338 (4) |
| C11C | 0.6255 (12) | 0.8969 (7) | 0.2996 (7) | 0.081 (5) | 0.338 (4) |
| H11B | 0.6656 | 0.9287 | 0.2152 | 0.097* | 0.338 (4) |
| C12C | 0.4848 (11) | 0.9113 (8) | 0.3471 (10) | 0.064 (4) | 0.338 (4) |
| H12B | 0.4289 | 0.9530 | 0.2950 | 0.077* | 0.338 (4) |
| C13C | 0.4260 (8) | 0.8648 (8) | 0.4707 (10) | 0.074 (3) | 0.338 (4) |
| H13B | 0.3299 | 0.8746 | 0.5031 | 0.089* | 0.338 (4) |
| C14C | 0.5079 (11) | 0.8038 (7) | 0.5468 (7) | 0.069 (3) | 0.338 (4) |
| H14B | 0.4677 | 0.7720 | 0.6313 | 0.083* | 0.338 (4) |
| O1B | 0.78560 (18) | 0.46162 (16) | 0.89387 (15) | 0.0545 (4) | |
| O2B | 0.6057 (2) | 0.4845 (2) | 1.10418 (19) | 0.0708 (6) | |
| O3B | 0.71427 (19) | 0.50961 (19) | 1.23996 (16) | 0.0624 (5) | |
| O4B | 1.0321 (2) | 0.85253 (18) | 1.1050 (2) | 0.0723 (6) | |
| O5B | 1.1774 (2) | 0.8672 (2) | 0.9274 (2) | 0.0818 (7) | |
| O6B | 1.0764 (2) | 0.6666 (2) | 0.62610 (18) | 0.0766 (6) | |
| O7B | 0.98789 (19) | 0.4863 (2) | 0.68726 (18) | 0.0680 (6) | |
| N1B | 0.70630 (19) | 0.52022 (17) | 1.13249 (17) | 0.0461 (5) | |
| N2B | 1.0733 (3) | 0.8227 (2) | 1.0032 (2) | 0.0606 (6) | |
| N3B | 1.0114 (2) | 0.5869 (2) | 0.70603 (19) | 0.0574 (6) | |
| C1B | 0.8494 (2) | 0.5445 (2) | 0.9157 (2) | 0.0429 (5) | |
| C2B | 0.8186 (2) | 0.58148 (19) | 1.03509 (19) | 0.0406 (5) | |
| C3B | 0.8897 (2) | 0.6690 (2) | 1.0645 (2) | 0.0434 (5) | |
| H3BA | 0.8658 | 0.6876 | 1.1449 | 0.052* | |
| C4B | 0.9972 (2) | 0.7300 (2) | 0.9748 (2) | 0.0474 (5) | |
| C5B | 1.0340 (2) | 0.7033 (2) | 0.8576 (2) | 0.0491 (6) | |
| H5BA | 1.1069 | 0.7469 | 0.7967 | 0.059* | |
| C6B | 0.9642 (2) | 0.6133 (2) | 0.8304 (2) | 0.0466 (5) | |
Atomic displacement parameters (Å2) top| | U11 | U22 | U33 | U12 | U13 | U23 |
| O1A | 0.140 (2) | 0.0331 (9) | 0.1071 (17) | 0.0224 (10) | −0.0862 (16) | −0.0234 (10) |
| N1A | 0.0622 (12) | 0.0382 (9) | 0.0454 (10) | 0.0079 (8) | −0.0212 (9) | −0.0178 (8) |
| C1A | 0.057 (2) | 0.0313 (15) | 0.0513 (19) | −0.0021 (14) | −0.0189 (17) | −0.0076 (14) |
| C2A | 0.062 (4) | 0.031 (3) | 0.071 (5) | 0.005 (2) | −0.030 (3) | −0.016 (3) |
| C3A | 0.058 (3) | 0.041 (3) | 0.079 (4) | 0.008 (2) | −0.026 (3) | −0.004 (3) |
| C4A | 0.080 (3) | 0.049 (3) | 0.070 (3) | −0.006 (2) | −0.008 (3) | −0.008 (2) |
| C5A | 0.091 (4) | 0.035 (3) | 0.054 (3) | −0.005 (2) | −0.029 (3) | −0.0009 (19) |
| C6A | 0.073 (4) | 0.032 (3) | 0.072 (4) | 0.004 (2) | −0.044 (3) | −0.020 (3) |
| C7A | 0.055 (3) | 0.036 (2) | 0.056 (3) | −0.0089 (19) | −0.018 (2) | −0.019 (2) |
| C8A | 0.057 (2) | 0.046 (2) | 0.077 (3) | 0.0000 (16) | −0.018 (2) | −0.0214 (19) |
| C9A | 0.082 (4) | 0.0247 (16) | 0.065 (3) | −0.0023 (19) | −0.044 (3) | −0.0008 (18) |
| C10A | 0.111 (5) | 0.043 (2) | 0.064 (3) | −0.020 (3) | −0.033 (3) | −0.005 (2) |
| C11A | 0.160 (7) | 0.047 (3) | 0.064 (3) | −0.026 (4) | −0.050 (4) | −0.003 (2) |
| C12A | 0.140 (6) | 0.035 (4) | 0.073 (5) | 0.000 (4) | −0.073 (4) | −0.003 (3) |
| C13A | 0.093 (4) | 0.031 (3) | 0.145 (7) | 0.011 (3) | −0.079 (4) | −0.021 (3) |
| C14A | 0.074 (4) | 0.041 (3) | 0.121 (5) | 0.001 (2) | −0.054 (4) | −0.025 (3) |
| C15A | 0.0719 (16) | 0.0363 (11) | 0.0548 (13) | 0.0091 (10) | −0.0261 (12) | −0.0140 (10) |
| C16A | 0.0583 (13) | 0.0382 (11) | 0.0546 (13) | 0.0084 (9) | −0.0244 (11) | −0.0189 (10) |
| C17A | 0.0827 (18) | 0.0481 (13) | 0.0508 (14) | −0.0061 (12) | −0.0209 (13) | −0.0134 (11) |
| C18A | 0.0833 (18) | 0.0522 (14) | 0.0529 (14) | 0.0280 (13) | −0.0283 (13) | −0.0222 (11) |
| C1C | 0.048 (4) | 0.041 (3) | 0.041 (3) | 0.000 (3) | −0.010 (3) | −0.008 (3) |
| C2C | 0.030 (3) | 0.027 (4) | 0.036 (3) | −0.005 (3) | −0.011 (3) | −0.001 (3) |
| C3C | 0.049 (4) | 0.040 (4) | 0.037 (4) | 0.006 (3) | −0.019 (4) | 0.001 (3) |
| C4C | 0.067 (5) | 0.049 (5) | 0.048 (4) | 0.021 (4) | −0.021 (4) | −0.017 (4) |
| C5C | 0.076 (7) | 0.036 (8) | 0.133 (16) | 0.004 (5) | −0.057 (9) | −0.029 (9) |
| C6C | 0.097 (7) | 0.021 (4) | 0.067 (6) | 0.004 (4) | −0.045 (5) | −0.014 (3) |
| C7C | 0.058 (5) | 0.029 (4) | 0.063 (5) | −0.001 (3) | −0.027 (4) | −0.007 (3) |
| C8C | 0.066 (5) | 0.050 (4) | 0.080 (6) | −0.009 (4) | −0.006 (4) | −0.010 (4) |
| C9C | 0.070 (7) | 0.029 (5) | 0.047 (7) | 0.001 (4) | −0.032 (6) | −0.012 (4) |
| C10C | 0.072 (6) | 0.043 (6) | 0.066 (7) | 0.005 (4) | −0.045 (6) | 0.001 (5) |
| C11C | 0.138 (14) | 0.036 (6) | 0.092 (9) | −0.004 (7) | −0.079 (10) | −0.001 (5) |
| C12C | 0.102 (11) | 0.029 (5) | 0.083 (8) | 0.002 (5) | −0.056 (8) | −0.019 (5) |
| C13C | 0.096 (8) | 0.050 (5) | 0.100 (10) | −0.004 (6) | −0.047 (8) | −0.038 (6) |
| C14C | 0.110 (10) | 0.048 (6) | 0.075 (7) | 0.018 (5) | −0.054 (7) | −0.039 (5) |
| O1B | 0.0585 (10) | 0.0651 (11) | 0.0472 (9) | −0.0057 (8) | −0.0170 (7) | −0.0212 (8) |
| O2B | 0.0593 (11) | 0.0916 (15) | 0.0678 (12) | −0.0224 (10) | −0.0065 (9) | −0.0355 (11) |
| O3B | 0.0582 (10) | 0.0834 (13) | 0.0450 (9) | −0.0066 (9) | −0.0144 (8) | −0.0062 (9) |
| O4B | 0.0985 (15) | 0.0594 (11) | 0.0697 (13) | −0.0230 (10) | −0.0421 (11) | −0.0059 (10) |
| O5B | 0.0861 (15) | 0.0765 (14) | 0.0795 (14) | −0.0389 (12) | −0.0260 (12) | 0.0090 (11) |
| O6B | 0.0816 (14) | 0.0921 (16) | 0.0471 (11) | 0.0039 (12) | −0.0065 (10) | −0.0027 (10) |
| O7B | 0.0557 (11) | 0.0980 (16) | 0.0585 (11) | 0.0003 (10) | −0.0114 (8) | −0.0363 (11) |
| N1B | 0.0460 (10) | 0.0497 (11) | 0.0460 (10) | −0.0003 (8) | −0.0126 (8) | −0.0148 (8) |
| N2B | 0.0753 (15) | 0.0520 (12) | 0.0589 (13) | −0.0151 (11) | −0.0351 (12) | 0.0054 (10) |
| N3B | 0.0517 (11) | 0.0799 (16) | 0.0392 (11) | 0.0083 (10) | −0.0123 (9) | −0.0079 (11) |
| C1B | 0.0445 (11) | 0.0504 (12) | 0.0400 (11) | 0.0042 (9) | −0.0205 (9) | −0.0115 (9) |
| C2B | 0.0436 (11) | 0.0416 (11) | 0.0403 (11) | 0.0020 (8) | −0.0177 (9) | −0.0069 (9) |
| C3B | 0.0520 (12) | 0.0425 (11) | 0.0412 (11) | 0.0013 (9) | −0.0236 (10) | −0.0056 (9) |
| C4B | 0.0529 (13) | 0.0437 (11) | 0.0501 (13) | −0.0050 (9) | −0.0282 (10) | 0.0009 (10) |
| C5B | 0.0473 (12) | 0.0542 (13) | 0.0440 (12) | −0.0009 (10) | −0.0195 (10) | 0.0059 (10) |
| C6B | 0.0460 (12) | 0.0581 (13) | 0.0390 (11) | 0.0088 (10) | −0.0190 (9) | −0.0078 (10) |
Geometric parameters (Å, °) top
| O1A—C1C | 1.208 (7) | C1C—C2C | 1.548 (8) |
| O1A—C1A | 1.346 (4) | C1C—H1CA | 1.0000 |
| O1A—C15A | 1.425 (3) | C2C—C3C | 1.3900 |
| N1A—C16A | 1.491 (3) | C2C—C7C | 1.3900 |
| N1A—C17A | 1.494 (3) | C3C—C4C | 1.3900 |
| N1A—C18A | 1.495 (3) | C3C—H3CA | 0.9500 |
| N1A—H1AB | 0.9300 | C4C—C5C | 1.3900 |
| C1A—C9A | 1.522 (4) | C4C—H4CA | 0.9500 |
| C1A—C2A | 1.549 (5) | C5C—C6C | 1.3900 |
| C1A—H1AA | 1.0000 | C5C—H5CA | 0.9500 |
| C2A—C3A | 1.3900 | C6C—C7C | 1.3900 |
| C2A—C7A | 1.3900 | C6C—H6CA | 0.9500 |
| C3A—C4A | 1.3900 | C7C—C8C | 1.478 (10) |
| C3A—H3AA | 0.9500 | C8C—C8Ci | 1.789 (15) |
| C4A—C5A | 1.3900 | C8C—H8CA | 0.9600 |
| C4A—H4AA | 0.9500 | C8C—H8CB | 0.9600 |
| C5A—C6A | 1.3900 | C8C—H8CC | 0.9601 |
| C5A—H5AA | 0.9500 | C9C—C10C | 1.3900 |
| C6A—C7A | 1.3900 | C9C—C14C | 1.3900 |
| C6A—H6AA | 0.9500 | C10C—C11C | 1.3900 |
| C7A—C8A | 1.503 (6) | C10C—H10B | 0.9500 |
| C8A—H8AA | 0.9600 | C11C—C12C | 1.3900 |
| C8A—H8AB | 0.9600 | C11C—H11B | 0.9500 |
| C8A—H8AC | 0.9601 | C12C—C13C | 1.3900 |
| C9A—C10A | 1.3900 | C12C—H12B | 0.9500 |
| C9A—C14A | 1.3900 | C13C—C14C | 1.3900 |
| C10A—C11A | 1.3900 | C13C—H8AA | 1.5316 |
| C10A—H10A | 0.9500 | C13C—H13B | 0.9500 |
| C11A—C12A | 1.3900 | C14C—H14B | 0.9500 |
| C11A—H11A | 0.9500 | O1B—C1B | 1.242 (3) |
| C12A—C13A | 1.3900 | O2B—N1B | 1.225 (3) |
| C12A—H12A | 0.9500 | O3B—N1B | 1.223 (3) |
| C13A—C14A | 1.3900 | O4B—N2B | 1.238 (3) |
| C13A—H13A | 0.9500 | O5B—N2B | 1.231 (3) |
| C14A—H14A | 0.9500 | O6B—N3B | 1.221 (3) |
| C15A—C16A | 1.501 (3) | O7B—N3B | 1.230 (3) |
| C15A—H15A | 0.9900 | N1B—C2B | 1.457 (3) |
| C15A—H15B | 0.9900 | N2B—C4B | 1.438 (3) |
| C16A—H16A | 0.9900 | N3B—C6B | 1.463 (3) |
| C16A—H16B | 0.9900 | C1B—C6B | 1.447 (3) |
| C17A—H17A | 0.9800 | C1B—C2B | 1.455 (3) |
| C17A—H17B | 0.9800 | C2B—C3B | 1.369 (3) |
| C17A—H17C | 0.9800 | C3B—C4B | 1.385 (3) |
| C18A—H18A | 0.9800 | C3B—H3BA | 0.9500 |
| C18A—H18B | 0.9800 | C4B—C5B | 1.383 (3) |
| C18A—H18C | 0.9800 | C5B—C6B | 1.371 (3) |
| C1C—C9C | 1.528 (8) | C5B—H5BA | 0.9500 |
| | | |
| C1C—O1A—C1A | 50.3 (4) | O1A—C1C—C9C | 117.4 (6) |
| C1C—O1A—C15A | 128.2 (4) | O1A—C1C—C2C | 114.9 (5) |
| C1A—O1A—C15A | 117.7 (2) | C9C—C1C—C2C | 109.5 (6) |
| C16A—N1A—C17A | 110.9 (2) | O1A—C1C—H1CA | 104.5 |
| C16A—N1A—C18A | 112.23 (17) | C9C—C1C—H1CA | 104.5 |
| C17A—N1A—C18A | 110.01 (19) | C2C—C1C—H1CA | 104.5 |
| C16A—N1A—H1AB | 107.9 | C3C—C2C—C7C | 120.0 |
| C17A—N1A—H1AB | 107.9 | C3C—C2C—C1C | 117.8 (5) |
| C18A—N1A—H1AB | 107.9 | C7C—C2C—C1C | 122.2 (5) |
| O1A—C1A—C9A | 108.7 (3) | C2C—C3C—C4C | 120.0 |
| O1A—C1A—C2A | 114.5 (3) | C2C—C3C—H3CA | 120.0 |
| C9A—C1A—C2A | 112.2 (3) | C4C—C3C—H3CA | 120.0 |
| O1A—C1A—H1AA | 107.0 | C3C—C4C—C5C | 120.0 |
| C9A—C1A—H1AA | 107.0 | C3C—C4C—H4CA | 120.0 |
| C2A—C1A—H1AA | 107.0 | C5C—C4C—H4CA | 120.0 |
| C3A—C2A—C7A | 120.0 | C4C—C5C—C6C | 120.0 |
| C3A—C2A—C1A | 118.9 (4) | C4C—C5C—H5CA | 120.0 |
| C7A—C2A—C1A | 121.0 (4) | C6C—C5C—H5CA | 120.0 |
| C4A—C3A—C2A | 120.0 | C5C—C6C—C7C | 120.0 |
| C4A—C3A—H3AA | 120.0 | C5C—C6C—H6CA | 120.0 |
| C2A—C3A—H3AA | 120.0 | C7C—C6C—H6CA | 120.0 |
| C3A—C4A—C5A | 120.0 | C6C—C7C—C2C | 120.0 |
| C3A—C4A—H4AA | 120.0 | C6C—C7C—C8C | 117.5 (6) |
| C5A—C4A—H4AA | 120.0 | C2C—C7C—C8C | 122.5 (6) |
| C4A—C5A—C6A | 120.0 | C7C—C8C—C8Ci | 129.1 (9) |
| C4A—C5A—H5AA | 120.0 | C7C—C8C—H8CA | 110.3 |
| C6A—C5A—H5AA | 120.0 | C7C—C8C—H8CB | 110.1 |
| C7A—C6A—C5A | 120.0 | C8Ci—C8C—H8CB | 111.1 |
| C7A—C6A—H6AA | 120.0 | H8CA—C8C—H8CB | 109.5 |
| C5A—C6A—H6AA | 120.0 | C7C—C8C—H8CC | 108.0 |
| C6A—C7A—C2A | 120.0 | C8Ci—C8C—H8CC | 84.9 |
| C6A—C7A—C8A | 117.6 (4) | H8CA—C8C—H8CC | 109.5 |
| C2A—C7A—C8A | 122.3 (4) | H8CB—C8C—H8CC | 109.5 |
| C7A—C8A—H8AA | 109.6 | C10C—C9C—C14C | 120.0 |
| C7A—C8A—H8AB | 109.7 | C10C—C9C—C1C | 116.2 (7) |
| H8AA—C8A—H8AB | 109.5 | C14C—C9C—C1C | 123.8 (7) |
| C7A—C8A—H8AC | 109.2 | C11C—C10C—C9C | 120.0 |
| H8AA—C8A—H8AC | 109.5 | C11C—C10C—H10B | 120.0 |
| H8AB—C8A—H8AC | 109.5 | C9C—C10C—H10B | 120.0 |
| C10A—C9A—C14A | 120.0 | C10C—C11C—C12C | 120.0 |
| C10A—C9A—C1A | 120.0 (3) | C10C—C11C—H11B | 120.0 |
| C14A—C9A—C1A | 120.0 (3) | C12C—C11C—H11B | 120.0 |
| C9A—C10A—C11A | 120.0 | C11C—C12C—C13C | 120.0 |
| C9A—C10A—H10A | 120.0 | C11C—C12C—H12B | 120.0 |
| C11A—C10A—H10A | 120.0 | C13C—C12C—H12B | 120.0 |
| C12A—C11A—C10A | 120.0 | C14C—C13C—C12C | 120.0 |
| C12A—C11A—H11A | 120.0 | C14C—C13C—H8AA | 97.3 |
| C10A—C11A—H11A | 120.0 | C12C—C13C—H8AA | 142.5 |
| C11A—C12A—C13A | 120.0 | C14C—C13C—H13B | 120.0 |
| C11A—C12A—H12A | 120.0 | C12C—C13C—H13B | 120.0 |
| C13A—C12A—H12A | 120.0 | C13C—C14C—C9C | 120.0 |
| C14A—C13A—C12A | 120.0 | C13C—C14C—H14B | 120.0 |
| C14A—C13A—H13A | 120.0 | C9C—C14C—H14B | 120.0 |
| C12A—C13A—H13A | 120.0 | O3B—N1B—O2B | 122.4 (2) |
| C13A—C14A—C9A | 120.0 | O3B—N1B—C2B | 118.62 (18) |
| C13A—C14A—H14A | 120.0 | O2B—N1B—C2B | 118.94 (19) |
| C9A—C14A—H14A | 120.0 | O5B—N2B—O4B | 122.7 (2) |
| O1A—C15A—C16A | 110.1 (2) | O5B—N2B—C4B | 119.3 (2) |
| O1A—C15A—H15A | 109.6 | O4B—N2B—C4B | 118.0 (2) |
| C16A—C15A—H15A | 109.6 | O6B—N3B—O7B | 123.2 (2) |
| O1A—C15A—H15B | 109.6 | O6B—N3B—C6B | 117.2 (2) |
| C16A—C15A—H15B | 109.6 | O7B—N3B—C6B | 119.5 (2) |
| H15A—C15A—H15B | 108.2 | O1B—C1B—C6B | 125.6 (2) |
| N1A—C16A—C15A | 113.0 (2) | O1B—C1B—C2B | 122.9 (2) |
| N1A—C16A—H16A | 109.0 | C6B—C1B—C2B | 111.48 (19) |
| C15A—C16A—H16A | 109.0 | C3B—C2B—C1B | 124.7 (2) |
| N1A—C16A—H16B | 109.0 | C3B—C2B—N1B | 116.68 (19) |
| C15A—C16A—H16B | 109.0 | C1B—C2B—N1B | 118.60 (18) |
| H16A—C16A—H16B | 107.8 | C2B—C3B—C4B | 118.8 (2) |
| N1A—C17A—H17A | 109.5 | C2B—C3B—H3BA | 120.6 |
| N1A—C17A—H17B | 109.5 | C4B—C3B—H3BA | 120.6 |
| H17A—C17A—H17B | 109.5 | C5B—C4B—C3B | 121.3 (2) |
| N1A—C17A—H17C | 109.5 | C5B—C4B—N2B | 118.8 (2) |
| H17A—C17A—H17C | 109.5 | C3B—C4B—N2B | 119.9 (2) |
| H17B—C17A—H17C | 109.5 | C6B—C5B—C4B | 119.3 (2) |
| N1A—C18A—H18A | 109.5 | C6B—C5B—H5BA | 120.4 |
| N1A—C18A—H18B | 109.5 | C4B—C5B—H5BA | 120.4 |
| H18A—C18A—H18B | 109.5 | C5B—C6B—C1B | 124.4 (2) |
| N1A—C18A—H18C | 109.5 | C5B—C6B—N3B | 116.5 (2) |
| H18A—C18A—H18C | 109.5 | C1B—C6B—N3B | 119.1 (2) |
| H18B—C18A—H18C | 109.5 | | |
| | | |
| C1C—O1A—C1A—C9A | −68.1 (5) | C5C—C6C—C7C—C2C | 0.0 |
| C15A—O1A—C1A—C9A | 173.7 (3) | C5C—C6C—C7C—C8C | 178.4 (6) |
| C1C—O1A—C1A—C2A | 58.2 (5) | C3C—C2C—C7C—C6C | 0.0 |
| C15A—O1A—C1A—C2A | −60.0 (4) | C1C—C2C—C7C—C6C | −179.4 (6) |
| O1A—C1A—C2A—C3A | −33.7 (4) | C3C—C2C—C7C—C8C | −178.4 (6) |
| C9A—C1A—C2A—C3A | 90.8 (4) | C1C—C2C—C7C—C8C | 2.2 (8) |
| O1A—C1A—C2A—C7A | 150.0 (3) | C6C—C7C—C8C—C8Ci | −19.3 (14) |
| C9A—C1A—C2A—C7A | −85.5 (4) | C2C—C7C—C8C—C8Ci | 159.1 (10) |
| C7A—C2A—C3A—C4A | 0.0 | O1A—C1C—C9C—C10C | −113.0 (6) |
| C1A—C2A—C3A—C4A | −176.3 (4) | C2C—C1C—C9C—C10C | 113.7 (6) |
| C2A—C3A—C4A—C5A | 0.0 | O1A—C1C—C9C—C14C | 68.7 (9) |
| C3A—C4A—C5A—C6A | 0.0 | C2C—C1C—C9C—C14C | −64.6 (8) |
| C4A—C5A—C6A—C7A | 0.0 | C14C—C9C—C10C—C11C | 0.0 |
| C5A—C6A—C7A—C2A | 0.0 | C1C—C9C—C10C—C11C | −178.3 (8) |
| C5A—C6A—C7A—C8A | −178.8 (3) | C9C—C10C—C11C—C12C | 0.0 |
| C3A—C2A—C7A—C6A | 0.0 | C10C—C11C—C12C—C13C | 0.0 |
| C1A—C2A—C7A—C6A | 176.2 (4) | C11C—C12C—C13C—C14C | 0.0 |
| C3A—C2A—C7A—C8A | 178.7 (3) | C12C—C13C—C14C—C9C | 0.0 |
| C1A—C2A—C7A—C8A | −5.0 (4) | C10C—C9C—C14C—C13C | 0.0 |
| O1A—C1A—C9A—C10A | −113.1 (3) | C1C—C9C—C14C—C13C | 178.2 (9) |
| C2A—C1A—C9A—C10A | 119.2 (4) | O1B—C1B—C2B—C3B | 177.3 (2) |
| O1A—C1A—C9A—C14A | 66.9 (4) | C6B—C1B—C2B—C3B | −0.8 (3) |
| C2A—C1A—C9A—C14A | −60.8 (4) | O1B—C1B—C2B—N1B | −1.3 (3) |
| C14A—C9A—C10A—C11A | 0.0 | C6B—C1B—C2B—N1B | −179.36 (19) |
| C1A—C9A—C10A—C11A | 180.0 (3) | O3B—N1B—C2B—C3B | −29.4 (3) |
| C9A—C10A—C11A—C12A | 0.0 | O2B—N1B—C2B—C3B | 148.4 (2) |
| C10A—C11A—C12A—C13A | 0.0 | O3B—N1B—C2B—C1B | 149.3 (2) |
| C11A—C12A—C13A—C14A | 0.0 | O2B—N1B—C2B—C1B | −32.9 (3) |
| C12A—C13A—C14A—C9A | 0.0 | C1B—C2B—C3B—C4B | 1.5 (3) |
| C10A—C9A—C14A—C13A | 0.0 | N1B—C2B—C3B—C4B | −179.84 (19) |
| C1A—C9A—C14A—C13A | −180.0 (3) | C2B—C3B—C4B—C5B | −0.6 (3) |
| C1C—O1A—C15A—C16A | −152.5 (5) | C2B—C3B—C4B—N2B | 179.8 (2) |
| C1A—O1A—C15A—C16A | −92.8 (3) | O5B—N2B—C4B—C5B | −7.2 (4) |
| C17A—N1A—C16A—C15A | 161.73 (19) | O4B—N2B—C4B—C5B | 174.2 (2) |
| C18A—N1A—C16A—C15A | −74.8 (2) | O5B—N2B—C4B—C3B | 172.5 (2) |
| O1A—C15A—C16A—N1A | −65.3 (3) | O4B—N2B—C4B—C3B | −6.2 (3) |
| C1A—O1A—C1C—C9C | −53.1 (6) | C3B—C4B—C5B—C6B | −1.1 (3) |
| C15A—O1A—C1C—C9C | 43.5 (9) | N2B—C4B—C5B—C6B | 178.5 (2) |
| C1A—O1A—C1C—C2C | 77.7 (6) | C4B—C5B—C6B—C1B | 1.9 (4) |
| C15A—O1A—C1C—C2C | 174.4 (4) | C4B—C5B—C6B—N3B | −178.1 (2) |
| O1A—C1C—C2C—C3C | −43.8 (7) | O1B—C1B—C6B—C5B | −179.0 (2) |
| C9C—C1C—C2C—C3C | 90.7 (6) | C2B—C1B—C6B—C5B | −1.0 (3) |
| O1A—C1C—C2C—C7C | 135.6 (5) | O1B—C1B—C6B—N3B | 0.9 (3) |
| C9C—C1C—C2C—C7C | −89.8 (7) | C2B—C1B—C6B—N3B | 178.98 (19) |
| C7C—C2C—C3C—C4C | 0.0 | O6B—N3B—C6B—C5B | −21.7 (3) |
| C1C—C2C—C3C—C4C | 179.5 (6) | O7B—N3B—C6B—C5B | 156.2 (2) |
| C2C—C3C—C4C—C5C | 0.0 | O6B—N3B—C6B—C1B | 158.3 (2) |
| C3C—C4C—C5C—C6C | 0.0 | O7B—N3B—C6B—C1B | −23.8 (3) |
| C4C—C5C—C6C—C7C | 0.0 | | |
| Symmetry codes: (i) −x+2, −y+2, −z+1. |
Hydrogen-bond geometry (Å, °) top| Cg2 and Cg3 are the centroids of the C9A–C7A and C2C–C7C rings,
respectively. |
| D—H···A | D—H | H···A | D···A | D—H···A |
| N1A—H1AB···O1B | 0.93 | 1.85 | 2.661 (2) | 144 |
| N1A—H1AB···O7B | 0.93 | 2.36 | 3.031 (3) | 129 |
| C4A—H4AA···O4Bii | 0.95 | 2.46 | 3.346 (4) | 155 |
| C16A—H16A···O3Biii | 0.99 | 2.57 | 3.519 (3) | 160 |
| C17A—H17A···O2Biii | 0.98 | 2.57 | 3.470 (4) | 153 |
| C18A—H18A···O6Biv | 0.98 | 2.41 | 3.167 (3) | 133 |
| C18A—H18C···O4Bv | 0.98 | 2.36 | 3.317 (3) | 166 |
| C8C—H8CB···O6B | 0.96 | 2.48 | 3.239 (9) | 136 |
| C6A—H6AA···Cg2vi | 0.93 | 2.88 | 3.643 (2) | 138 |
| C6A—H6AA···Cg3vi | 0.93 | 3.00 | 3.836 (4) | 148 |
| C12C—H12B···Cg2vi | 0.93 | 2.62 | 3.492 (4) | 153 |
| C12C—H12B···Cg3vi | 0.93 | 2.83 | 3.704 (4) | 153 |
| Symmetry codes: (ii) x, y, z−1; (iii) −x+1, −y+1, −z+2; (iv) −x+2, −y+1, −z+1; (v) −x+2, −y+1, −z+2; (vi) −x+1, −y+2, −z+1. |
Table 1
Hydrogen-bond geometry (Å, °) top| Cg2 and Cg3 are the centroids of the C9A–C7A and C2C–C7C rings,
respectively. |
| D—H···A | D—H | H···A | D···A | D—H···A |
| N1A—H1AB···O1B | 0.93 | 1.85 | 2.661 (2) | 144 |
| N1A—H1AB···O7B | 0.93 | 2.36 | 3.031 (3) | 129 |
| C4A—H4AA···O4Bi | 0.95 | 2.46 | 3.346 (4) | 155 |
| C16A—H16A···O3Bii | 0.99 | 2.57 | 3.519 (3) | 160 |
| C17A—H17A···O2Bii | 0.98 | 2.57 | 3.470 (4) | 153 |
| C18A—H18A···O6Biii | 0.98 | 2.41 | 3.167 (3) | 133 |
| C18A—H18C···O4Biv | 0.98 | 2.36 | 3.317 (3) | 166 |
| C8C—H8CB···O6B | 0.96 | 2.48 | 3.239 (9) | 136 |
| C6A—H6AA···Cg2v | 0.93 | 2.88 | 3.643 (2) | 138 |
| C6A—H6AA···Cg3v | 0.93 | 3.00 | 3.836 (4) | 148 |
| C12C—H12B···Cg2v | 0.93 | 2.62 | 3.492 (4) | 153 |
| C12C—H12B···Cg3v | 0.93 | 2.83 | 3.704 (4) | 153 |
| Symmetry codes: (i) x, y, z−1; (ii) −x+1, −y+1, −z+2; (iii) −x+2, −y+1, −z+1; (iv) −x+2, −y+1, −z+2; (v) −x+1, −y+2, −z+1. |
Table 2
Cg···Cg π-stacking interactions (Å)
Cg2, Cg3 and Cg5 are the centroids of rings C9A–C14A, C2C–C7C and C1B–C6B.
Symmetry code: (i) 1-x, 2-y, 1-z top | CgI···CgJ (Å) | CgI···Perp (Å) | CgJ···Perp (Å) |
| Cg2···Cg5i | 3.677 (2) | -3.616 (2) | -3.6243 (9) |
| Cg3···Cg5i | 3.515 (3) | -3.374 (3) | 3.3844 (9) |
BPS thanks the University of Mysore (UOM) for research facilities and HSY thanks
UOM for sabbatical leave. RJB acknowledges the NSF MRI program (grant No.
CHE-0619278) for funds to purchase an X-ray diffractometer.
Fun, H.-K., Hemamalini, M., Siddaraju, B. P., Yathirajan, H. S. & Narayana, B. (2010). Acta Cryst. E66, o682–o683.
Glaser, R., Donnel, D. & Maartmann-Moe, K. (1992). J. Pharm. Sci. 81, 858–862.
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Orphenadrine (systematic IUPAC name: N, N-dimethyl-2-[(2-methylphenyl) phenyl-methoxy]ethanamine) is an anticholinergic drug of the ethanolamine antihistamine class with prominent CNS and peripheral actions used to treat painful muscle spasm and other symptoms and conditions as well as some aspects of Parkinson's disease. It is closely related to diphenhydramine and therefore related to other drugs used for Parkinson's like benztropine and trihexyphenidyl and is also structurally related to nefopam, a centrally acting yet non-opioid analgesic. Clinical and pharmacological review of the efficacy of orphenadrine and its combination with paracetamol has been described (Hunskaar & Donnel, 1991).
The solid-state structure of orphenadrine hydrochloride and conformational comparisons with diphenhydramine hydrochloride and nefopam hydrochloride was reported (Glaser et al., 1992). The crystal structure of orphenadrinium picrate picric acid is recently reported (Fun et al., 2010). The present work reports the crystal structure of the title compound, (I), which was obtained by the interaction between orphenadrine hydrochloride and 2,4,6-trinitrophenol in aqueous medium.
In the crystal structure of the title compound, C18H24NO+. C6H2N3O7-, there is one cation-anion pair in the asymmetric unit (Fig. 1). The two phenyl rings in the orphenadrinum cation are disordered [occupancy C1A–C14A = 0.662 (4); C1C–C13C = 0.338 (4)] with a protonated N atom in the N-dimethylethanamine group (Fig. 2). The dihedral angle between the mean planes of the two cation phenyl rings [occupancy C1A–C14A = 0.662 (4)] is 73.2 (1)°. The picrate anion interacts with the protonated N atom through a bifurcated N—H···O hydrogen bond forming a R12(6) ring motif with an adjacent cation. The dihedral angle between the mean planes of the anion benzene and two cation phenyl rings [occupancy C1A–C14A = 0.662 (4)] is 77.2 (6)° and 9.7 (0)°, respectively. The mean planes of the two o-NO2 and single p-NO2 groups in the picrate anion are twisted by 23.0 (6)°, 31.3 (3)° and 6.3 (2)° with respect to the mean planes of the 6-membered benzene ring. Weak Intermolecular C—H···O hydrogen bonds, C—H···Cg intermolecular interactions (Table 1), and weak π–π stacking interactions (Table 2) dominate the crystal packing creating a 3-D supramolecular structure (Fig. 3).