Construction of right-handed-, left-handed-, and racemic helical coordination polymers. Enantioselective recognition using chiral helical crystals
Kyung Hwan Park; Tae Hwan Noh; Yoon-Bo Shim; Ok-Sang Jung; Chem.Commun. 49 (2013) 4000–; doi:10.1039/c3cc00005b

data_7109158
_publ_section_title
;
 Construction of right-handed-, left-handed-, and racemic helical
 coordination polymers. Enantioselective recognition using chiral helical
 crystals
;
_journal_name_full               Chem.Commun.
_journal_page_first              4000
_journal_paper_doi               10.1039/c3cc00005b
_journal_volume                  49
_journal_year                    2013
_chemical_formula_sum            'C32 H41 Cl4 Cu2 N6 O2 Si2'
_chemical_formula_weight         866.77
_chemical_name_systematic
;
?
;
_space_group_IT_number           220
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'I -4bd 2c 3'
_symmetry_space_group_name_H-M   'I -4 3 d'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            24
_cell_length_a                   30.848(4)
_cell_length_b                   30.848(4)
_cell_length_c                   30.848(4)
_cell_measurement_reflns_used    3685
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      23.52
_cell_measurement_theta_min      4.18
_cell_volume                     29355(7)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker Breeze CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0710
_diffrn_reflns_av_unetI/netI     0.0733
_diffrn_reflns_limit_h_max       1
_diffrn_reflns_limit_h_min       -38
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            23561
_diffrn_reflns_theta_full        26.48
_diffrn_reflns_theta_max         26.48
_diffrn_reflns_theta_min         4.18
_exptl_absorpt_coefficient_mu    1.167
_exptl_absorpt_correction_T_max  0.7917
_exptl_absorpt_correction_T_min  0.6101
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.177
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             10680
_exptl_crystal_size_max          0.47
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.21
_platon_squeeze_details
;
;
_refine_diff_density_max         0.268
_refine_diff_density_min         -0.442
_refine_diff_density_rms         0.059
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.002(18)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         5065
_refine_ls_number_restraints     19
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0817
_refine_ls_R_factor_gt           0.0454
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0409P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0992
_refine_ls_wR_factor_ref         0.1053
_reflns_number_gt                2936
_reflns_number_total             5065
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc00005b.txt
_cod_data_source_block           nth
_cod_original_cell_volume        29354(6)
_cod_original_sg_symbol_H-M      I-43d
_cod_database_code               7109158