Bis(1<i>H</i>-benzimidazole-κ<i>N</i>^3^)(oxydiacetato-κ^3^<i>O</i>,<i>O</i>',<i>O</i>'')zinc(II)
Lei Cao; Ning Li; Duan-Jun Xu; Acta Crystallographica Section E 60 (2004) m1248–m1250; doi:10.1107/S1600536804019488

data_2204175
_publ_section_title
Bis(1<i>H</i>-benzimidazole-\k<i>N</i>^3^)(oxydiacetato-\k^3^<i>O</i>,<i>O</i>',<i>O</i>'')zinc(II)
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m1248
_journal_page_last               m1250
_journal_paper_doi               10.1107/S1600536804019488
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          '[Zn (C7 H6 N2)2 (C4 H4 O5)]'
_chemical_formula_moiety         'C18 H16 N4 O5 Zn'
_chemical_formula_sum            'C18 H16 N4 O5 Zn'
_chemical_formula_weight         433.72
_chemical_name_systematic
;
Bis(1H-benzimidazole-\kN^3^)(oxydiacetato-\k^3^O,O',O'')zinc(II)
;
_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                 107.783(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   25.049(6)
_cell_length_b                   7.0568(18)
_cell_length_c                   21.420(5)
_cell_measurement_reflns_used    6382
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      25.5
_cell_measurement_theta_min      2.4
_cell_volume                     3605.4(15)
_computing_cell_refinement       PROCESS-AUTO
_computing_data_collection       'PROCESS-AUTO (Rigaku Corporation, 1998)'
_computing_data_reduction
'CrystalStructure (Rigaku/MSC and Rigaku Corporation, 2002)'
_computing_molecular_graphics
'Ortep-3 for Windows (Farrugia, 1997) and XP (Siemens, 1994)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altomare et al., 1993)'
_diffrn_ambient_temperature      295(2)
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 1.00
_diffrn_measured_fraction_theta_max 1.00
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       \w
_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  0.020
_diffrn_reflns_av_sigmaI/netI    0.027
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            7413
_diffrn_reflns_theta_full        25.2
_diffrn_reflns_theta_max         25.2
_diffrn_reflns_theta_min         1.7
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.402
_exptl_absorpt_correction_T_max  0.737
_exptl_absorpt_correction_T_min  0.648
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(ABSCOR; Higashi, 1995)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.598
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1776
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.27
_refine_diff_density_min         -0.27
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         3258
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.032
_refine_ls_R_factor_gt           0.027
_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^)+(0.0367P)^2^+2.2003P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.068
_refine_ls_wR_factor_ref         0.070
_reflns_number_gt                2883
_reflns_number_total             3258
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb6076.cif
_cod_data_source_block           I
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2204175
_cod_database_fobs_code          2204175