Direct enantioseparation of 1-(2-hydroxyphenyl) ethylamines via diastereomeric salt formation: chiral recognition mechanism based on the crystal structure
Kodama, Koichi; Hayashi, Naoki; Fujita, Mikidai; Hirose, Takuji; RSC Advances 4 (2014) 25609–; doi:10.1039/c4ra00414k

data_7235479
_publ_section_title
;
 Direct enantioseparation of 1-(2-hydroxyphenyl) ethylamines via
 diastereomeric salt formation: chiral recognition mechanism based on the
 crystal structure
;
_journal_issue                   49
_journal_name_full               'RSC Advances'
_journal_page_first              25609
_journal_paper_doi               10.1039/c4ra00414k
_journal_volume                  4
_journal_year                    2014
_chemical_absolute_configuration rm
_chemical_formula_sum            'C34 H41 N O9'
_chemical_formula_weight         607.68
_space_group_IT_number           5
_space_group_name_Hall           'C 2y'
_space_group_name_H-M_alt        'C 1 2 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 126.490(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   29.287(5)
_cell_length_b                   7.6383(12)
_cell_length_c                   18.538(4)
_cell_measurement_temperature    150(2)
_cell_volume                     3334.0(11)
_computing_cell_refinement       'APEX II (Bruker, 2005)'
_computing_data_collection       'APEX II (Bruker, 2005)'
_computing_molecular_graphics    'Mercury Version 3.1'
_computing_publication_material  'Mercury Version 3.1'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  CCD
_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  0.1093
_diffrn_reflns_av_sigmaI/netI    0.0862
_diffrn_reflns_limit_h_max       34
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            7961
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.43
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_T_max  0.9956
_exptl_absorpt_correction_T_min  0.9785
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.211
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1296
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.193
_refine_diff_density_min         -0.221
_refine_diff_density_rms         0.041
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.4(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.927
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     420
_refine_ls_number_reflns         5298
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.927
_refine_ls_R_factor_all          0.0622
_refine_ls_R_factor_gt           0.0495
_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^)+(0.0536P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1021
_refine_ls_wR_factor_ref         0.1075
_reflns_number_gt                4235
_reflns_number_total             5298
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ra00414k2.cif
_cod_data_source_block           (R)-1b_5
_cod_original_cell_volume        3333.9(10)
_cod_original_sg_symbol_H-M      C2
_cod_database_code               7235479