Preparation, crystal structures and conformations of six complexes based on 1,4-bis(benzimidazol-1-ylmethyl)-2,3,5,6-tetramethylbenzene
Liu, Qing-Xiang; Zhao, Zhi-Xiang; Zhao, Xiao-Jun; Bi, Yue; Yu, Jie; Wang, Xiu-Guang; CrystEngComm 16 (2014) 7023–; doi:10.1039/C4CE00215F

data_7217390
_publ_section_title
;
 Preparation, crystal structures and conformations of six complexes based
 on 1,4-bis(benzimidazol-1-ylmethyl)-2,3,5,6-tetramethylbenzene
;
_journal_issue                   30
_journal_name_full               CrystEngComm
_journal_page_first              7023
_journal_paper_doi               10.1039/C4CE00215F
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C14.5 H16.5 Co0.5 N3.5 O3.5'
_chemical_formula_weight         325.28
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 104.236(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.620(3)
_cell_length_b                   9.5294(16)
_cell_length_c                   19.384(4)
_cell_measurement_reflns_used    3394
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.31
_cell_measurement_theta_min      2.48
_cell_volume                     2975.7(10)
_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, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II 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  0.0441
_diffrn_reflns_av_sigmaI/netI    0.0473
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            7248
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.17
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.636
_exptl_absorpt_correction_T_max  0.9107
_exptl_absorpt_correction_T_min  0.8996
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            RED
_exptl_crystal_density_diffrn    1.452
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             1356
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.808
_refine_diff_density_min         -1.388
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         2626
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0857
_refine_ls_R_factor_gt           0.0715
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1728P)^2^+10.6319P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2381
_refine_ls_wR_factor_ref         0.2543
_reflns_number_gt                2172
_reflns_number_total             2626
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7216374
_cod_data_source_file            c4ce00215f2.cif
_cod_data_source_block           n110629a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'NONE' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_original_formula_sum        'C14.50 H16.50 Co0.50 N3.50 O3.50'
_cod_database_code               7217390