The Coordination Chemistry of Benzimidazole-5,6-dicarboxylic Acid with Mn(II), Ni(II), and Ln(III) Complexes (Ln = Tb, Ho, Er, Lu)
Yao, Yali; Che, Yunxia; Zheng, Jimin; Crystal Growth & Design 8 (2008) 2299–; doi:10.1021/cg7010106

data_4503328
_publ_section_title
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 The Coordination Chemistry of Benzimidazole-5,6-dicarboxylic Acid with
 Mn(II), Ni(II), and Ln(III) Complexes (Ln = Tb, Ho, Er, Lu)
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_journal_issue                   7
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              2299
_journal_paper_doi               10.1021/cg7010106
_journal_volume                  8
_journal_year                    2008
_chemical_formula_sum            'C18 H22 N4 Ni2 O15'
_chemical_formula_weight         651.82
_chemical_name_systematic
; 
 ? 
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_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                 121.25(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   22.344(5)
_cell_length_b                   9.1089(18)
_cell_length_c                   13.041(3)
_cell_measurement_reflns_used    7826
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      3.13
_cell_volume                     2269.1(11)
_computing_cell_refinement       'RAXIS-RAPID Auto(Rigaku, 2004)'
_computing_data_collection       'RAXIS-RAPID Auto(Rigaku, 2004)'
_computing_data_reduction        'CrystalStructure(Rigaku/MSC, 2004)'
_computing_molecular_graphics    'SHELXL-97 (Sheldrick, 2001)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'rigaku r-axis rapid IP area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0662
_diffrn_reflns_av_sigmaI/netI    0.0542
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10919
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.13
_diffrn_source                   'rotating anode'
_exptl_absorpt_coefficient_mu    1.750
_exptl_absorpt_correction_T_max  0.8281
_exptl_absorpt_correction_T_min  0.7156
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Green
_exptl_crystal_density_diffrn    1.908
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1336
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.593
_refine_diff_density_min         -1.348
_refine_diff_density_rms         0.113
_refine_ls_extinction_coef       0.0009(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     210
_refine_ls_number_reflns         2604
_refine_ls_number_restraints     10
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0721
_refine_ls_R_factor_gt           0.0493
_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^)+(0.0558P)^2^+7.9500P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1138
_refine_ls_wR_factor_ref         0.1234
_reflns_number_gt                1956
_reflns_number_total             2604
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg7010106-file004.cif
_cod_data_source_block           shelxl
_cod_depositor_comments
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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 
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_cod_original_cell_volume        2269.2(8)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4503328