Cobalt(II), copper(II), zinc(II) and cadmium(II) complexes based on dibenzimidazolyl bidentate ligands with alkanyl linkers: crystal structure, weak interactions and conformations.
Liu, Qing-Xiang; Wei, Qing; Zhao, Xiao-Jun; Wang, Hong; Li, Shu-Juan; Wang, Xiu-Guang; Dalton transactions (Cambridge, England : 2003) 42 (2013) 5902–5915; doi:10.1039/c3dt33013c

data_7022793
_publ_section_title
;
 Cobalt(II), copper(II), zinc(II) and cadmium(II) complexes based on
 dibenzimidazolyl bidentate ligands with alkanyl linkers: crystal
 structure, weak interactions and conformations.
;
_journal_issue                   16
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5902
_journal_page_last               5915
_journal_paper_doi               10.1039/c3dt33013c
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C18 H18.5 N6 O6.25 Zn'
_chemical_formula_weight         484.26
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 101.136(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.4093(8)
_cell_length_b                   16.6535(14)
_cell_length_c                   14.8361(12)
_cell_measurement_reflns_used    5159
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.97
_cell_measurement_theta_min      2.45
_cell_volume                     2281.0(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0160
_diffrn_reflns_av_sigmaI/netI    0.0185
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            11513
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.86
_exptl_absorpt_coefficient_mu    1.122
_exptl_absorpt_correction_T_max  0.7591
_exptl_absorpt_correction_T_min  0.6881
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.410
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             994
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.26
_platon_squeeze_details
; The unit cell contains 1 water molecules which
have been treated as a diffuse contribution to the overall scattering
without specific atom positions by SQUEEZE/PLATON.
;
_refine_diff_density_max         1.538
_refine_diff_density_min         -0.693
_refine_diff_density_rms         0.086
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         4025
_refine_ls_number_restraints     134
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.0604
_refine_ls_R_factor_gt           0.0539
_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^)+(0.1248P)^2^+2.6922P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1766
_refine_ls_wR_factor_ref         0.1821
_reflns_number_gt                3394
_reflns_number_total             4025
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt33013c.txt
_cod_data_source_block           091112b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z 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      P2(1)/c
_cod_original_formula_sum        'C18 H18.50 N6 O6.25 Zn'
_cod_database_code               7022793