Heterocyclic amine directed synthesis of metal(II)-oxalates: investigating the magnetic properties of two complete series of chains with S = 5/2 to S = 1/2.
Keene, Tony D.; Zimmermann, Iwan; Neels, Antonia; Sereda, Olha; Hauser, Jürg; Bonin, Michel; Hursthouse, Michael B.; Price, Daniel J.; Decurtins, Silvio; Dalton transactions (Cambridge, England : 2003) 39 (2010) 4937–4950; doi:10.1039/b927522c

data_7025388
_publ_section_title
;
 Heterocyclic amine directed synthesis of metal(II)-oxalates:
 investigating the magnetic properties of two complete series of chains
 with S = 5/2 to S = 1/2.
;
_journal_issue                   20
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4937
_journal_page_last               4950
_journal_paper_doi               10.1039/b927522c
_journal_volume                  39
_journal_year                    2010
_chemical_formula_moiety         'C16.50 H14.88 Cu N4 O5'
_chemical_formula_sum            'C16.5 H14.88 Cu N4 O5'
_chemical_formula_weight         412.74
_chemical_melting_point          ?
_chemical_name_common
;
Copper(II) bis-benzimidazole oxalate
;
_chemical_name_systematic
;
(oxalato)-di(benzimidazole)-copper(II) hydrate/methanol solvate
;
_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                 106.30(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   20.046(4)
_cell_length_b                   10.587(2)
_cell_length_c                   17.484(4)
_cell_measurement_reflns_used    8006
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.48
_cell_measurement_theta_min      2.12
_cell_volume                     3561.4(14)
_computing_cell_refinement       'CELL (Stoe IPDS Software, 2000)'
_computing_data_collection       'EXPOSE (Stoe IPDS Software, 2000)'
_computing_data_reduction        'INTEGRATE (Stoe IPDS Software, 2000)'
_computing_molecular_graphics    'Diamond 2 (Brandenberg, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 0.81\%A
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'STOE IPDS'
_diffrn_measurement_method       'phi oscillation'
_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  0.0910
_diffrn_reflns_av_sigmaI/netI    0.0695
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            13619
_diffrn_reflns_theta_full        25.16
_diffrn_reflns_theta_max         25.16
_diffrn_reflns_theta_min         2.12
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.262
_exptl_absorpt_correction_T_max  0.6513
_exptl_absorpt_correction_T_min  0.5237
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'MULscanABS, (PLATON, Speck, 2003)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.539
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1687
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.45
_exptl_crystal_size_min          0.35
_refine_diff_density_max         0.356
_refine_diff_density_min         -0.531
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.920
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     239
_refine_ls_number_reflns         3187
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.919
_refine_ls_R_factor_all          0.0774
_refine_ls_R_factor_gt           0.0443
_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^)+(0.0601P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1000
_refine_ls_wR_factor_ref         0.1105
_reflns_number_gt                2075
_reflns_number_total             3187
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b927522c.txt
_cod_data_source_block           compound13
_cod_depositor_comments
;
 Marking attached hydrogen atoms.

 Antanas Vaitkus,
 2017-07-12

The following automatic conversions were performed:

'_chemical_melting_point' value 'N/A' was changed to '?' - the value
is undefined or not given.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        3561.5(12)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_original_formula_sum        'C16.50 H14.88 Cu N4 O5'
_cod_database_code               7025388