Cinnamamide pharmacophore for anticonvulsant activity: evidence from crystallographic studies
Żesławska, Ewa; Nitek, Wojciech; Marona, Henryk; Gunia-Krzyżak, Agnieszka; Acta Crystallographica Section C Structural Chemistry 74 (2018) –; doi:10.1107/S2053229618007660

data_2021156
_publ_section_title
;
 Cinnamamide pharmacophore for anticonvulsant activity: evidence from
 crystallographic studies
;
_journal_coeditor_code           QS3071
_journal_issue                   7
_journal_name_full
'Acta Crystallographica Section C Structural Chemistry'
_journal_paper_doi               10.1107/S2053229618007660
_journal_volume                  74
_journal_year                    2018
_chemical_formula_iupac          'C14 H19 N O2'
_chemical_formula_moiety         'C14 H19 N O2'
_chemical_formula_sum            'C14 H19 N O2'
_chemical_formula_weight         233.3
_chemical_name_common            'cinnamaide derivatives'
_chemical_name_systematic
(<i>R</i>,<i>S</i>)-(2<i>E</i>)-<i>N</i>-(1-Hydroxy-3-methyl-butan-2-yl)-3-phenylprop-2-enamide
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 94.198(2)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   10.6921(2)
_cell_length_b                   21.1761(4)
_cell_length_c                   11.8518(2)
_cell_measurement_reflns_used    12512
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      71.57
_cell_measurement_theta_min      3.7396
_cell_volume                     2676.25(8)
_computing_cell_refinement
;
CrysAlis PRO (Rigaku OD, 2015)
;
_computing_data_collection
;
CrysAlis PRO (Rigaku OD, 2015)
;
_computing_data_reduction
;
CrysAlis PRO (Rigaku OD, 2015)
;
_computing_molecular_graphics
;
ORTEP-3 (Farrugia, 2012) and Mercury (Macrae <i>et al.</i>,
2008)
;
_computing_publication_material
;
publCIF (Westrip, 2010)
;
_computing_structure_refinement
;
SIR97 (Altomare <i>et al.</i>,  1999) and SHELXL2014 (Sheldrick,
2015)
;
_diffrn_ambient_temperature      298(2)
_diffrn_detector_area_resol_mean 10.3756
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type
;
Rigaku Oxford Diffraction SuperNova Dual Source diffractometer with an
Atlas detector
;
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0608
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            38997
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         71.57
_diffrn_reflns_theta_min         4.146
_exptl_absorpt_coefficient_mu    0.613
_exptl_absorpt_correction_T_max  0.959
_exptl_absorpt_correction_T_min  0.896
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
(CrysAlis PRO; Rigaku OD, 2015)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.158
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             1008
_exptl_crystal_size_max          0.731
_exptl_crystal_size_mid          0.53
_exptl_crystal_size_min          0.296
_refine_diff_density_max         0.172
_refine_diff_density_min         -0.146
_refine_ls_extinction_coef       0.0069(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method
;
SHELXL2014 (Sheldrick, 2015)
;
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     358
_refine_ls_number_reflns         5186
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0588
_refine_ls_R_factor_gt           0.0451
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0590P)^2^+0.4891P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1176
_refine_ls_wR_factor_ref         0.1297
_reflns_number_gt                4039
_reflns_number_total             5186
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            qs3071sup1.cif
_cod_data_source_block           3
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2021156
_cod_database_fobs_code          2021156
_shelx_hkl_checksum              73998
_shelx_res_checksum              64113
_shelxl_version_number           .2013