(4<i>R</i>,1'<i>S</i>)-Diethyl 6-methyl-2-[(1'-phenylethylimino)methyl]-4-(2-thienyl)-1,4-dihydropyridine-3,5-dicarboxylate
Vrábel, Viktor; Skubák, Pavol; Marchalín, Štefan; Langer, Vratislav; Baumlová, Barbora; Acta Crystallographica Section E 62 (2006) o2639–o2640; doi:10.1107/S1600536806019970

data_2209470
_publ_section_title
;(4<i>R</i>,1'<i>S</i>)-Diethyl
 6-methyl-2-[(1'-phenylethylimino)methyl]-4-(2-thienyl)-1,4-dihydropyridine-3,5-dicarboxylate
;
_journal_coeditor_code           DN2036
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2639
_journal_page_last               o2640
_journal_paper_doi               10.1107/S1600536806019970
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C25 H28 N2 O4 S'
_chemical_formula_moiety         'C25 H28 N2 O4 S'
_chemical_formula_sum            'C25 H28 N2 O4 S'
_chemical_formula_weight         452.55
_chemical_name_systematic
;
(4R,1'S)-Diethyl 6-methyl-2-[(1'-phenylethylimino)methyl]-
4-(2-thienyl)-1,4-dihydropyridine-3,5-dicarboxylate
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.4240(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   10.3270(2)
_cell_length_b                   8.20510(10)
_cell_length_c                   14.3630(2)
_cell_measurement_reflns_used    8192
_cell_measurement_temperature    183(2)
_cell_measurement_theta_max      32.90
_cell_measurement_theta_min      2.42
_cell_volume                     1217.00(3)
_computing_cell_refinement       'SAINT (Siemens, 1995)'
_computing_data_collection       'SMART (Siemens, 1995)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'DIAMOND (Brandenburg, 2002)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXTL (Bruker, 2001)'
_diffrn_ambient_temperature      183(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.954
_diffrn_measurement_device_type  'Siemens SMART CCD area-detector'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0254
_diffrn_reflns_av_sigmaI/netI    0.0271
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            21382
_diffrn_reflns_theta_full        31.00
_diffrn_reflns_theta_max         32.90
_diffrn_reflns_theta_min         2.42
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.165
_exptl_absorpt_correction_T_max  0.984
_exptl_absorpt_correction_T_min  0.905
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2002)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.235
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             480
_exptl_crystal_size_max          0.58
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.335
_refine_diff_density_min         -0.245
_refine_ls_abs_structure_details 'Flack (1983), with 3568 Friedel pairs'
_refine_ls_abs_structure_Flack   -0.02(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    18
_refine_ls_number_parameters     293
_refine_ls_number_reflns         8386
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0445
_refine_ls_R_factor_gt           0.0416
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0718P)^2^+0.1736P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1106
_refine_ls_wR_factor_ref         0.1137
_reflns_number_gt                7930
_reflns_number_total             8386
_reflns_threshold_expression     F^2^>2\s(F^2^)
_cod_data_source_file            dn2036.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               2209470
_cod_database_fobs_code          2209470