Interplay of ligand chirality and metal configuration in mononuclear complexes and in a coordination polymer of Cr(iii)
Wang, Ai; Merkens, Carina; Englert, Ulli; CrystEngComm 17 (2015) 4293–; doi:10.1039/C5CE00586H

data_7220403
_publ_section_title
;
 Interplay of ligand chirality and metal configuration in mononuclear
 complexes and in a coordination polymer of Cr(iii)
;
_journal_issue                   23
_journal_name_full               CrystEngComm
_journal_page_first              4293
_journal_paper_doi               10.1039/C5CE00586H
_journal_volume                  17
_journal_year                    2015
_chemical_absolute_configuration rmad
_chemical_formula_moiety         '2(C12 H28 Cl2 Cr N4), C2 H5 O, 2(Cl) '
_chemical_formula_sum            'C26 H61 Cl6 Cr2 N8 O'
_chemical_formula_weight         818.53
_chemical_name_common            2
_space_group_crystal_system      monoclinic
_space_group_IT_number           5
_space_group_name_Hall           'C 2y'
_space_group_name_H-M_alt        'C 1 2 1'
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2015-02-05 deposited with the CCDC.
2015-05-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 111.163(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   25.314(6)
_cell_length_b                   11.006(3)
_cell_length_c                   14.816(4)
_cell_measurement_reflns_used    1928
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.93
_cell_measurement_theta_min      2.33
_cell_volume                     3849.4(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    SHELXS-97
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_source         'Incoatec microsource'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0958
_diffrn_reflns_av_unetI/netI     0.1323
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            16862
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.000
_diffrn_reflns_theta_min         2.042
_diffrn_source                   'multilayer optics'
_exptl_absorpt_coefficient_mu    1.014
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.4585
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.412
_exptl_crystal_description       block
_exptl_crystal_F_000             1724
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.050
_exptl_crystal_size_min          0.010
_refine_diff_density_max         1.059
_refine_diff_density_min         -0.717
_refine_diff_density_rms         0.110
_refine_ls_abs_structure_details
;
 Flack x determined using 1753 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   0.08(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     435
_refine_ls_number_reflns         7551
_refine_ls_number_restraints     33
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.1095
_refine_ls_R_factor_gt           0.0676
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 w=1/[\s^2^(Fo^2^)+(0.0628P)^2^]
 where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1451
_refine_ls_wR_factor_ref         0.1684
_reflns_Friedel_coverage         0.894
_reflns_Friedel_fraction_full    0.998
_reflns_Friedel_fraction_max     0.997
_reflns_number_gt                5040
_reflns_number_total             7551
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5ce00586h2.cif
_cod_data_source_block           2
_cod_depositor_comments
'Adding full bibliography for 7220402--7220408.cif.'
_cod_original_cell_volume        3849.6(16)
_cod_original_formula_sum        'C26 H61 Cl6 Cr2 N8 O '
_cod_database_code               7220403
_shelx_estimated_absorpt_t_min   0.808
_shelx_estimated_absorpt_t_max   0.990
_shelxl_version_number           2013-2
_shelx_res_checksum              19789