Syntheses, crystal structures, and properties of complexes constructed with polybenzoate and 2,2′-bibenzimidazole
Xia, Chang-Kun; Lu, Can-Zhong; Yuan, Da-Qiang; Zhang, Quan-Zheng; Wu, Xiao-Yuan; Xiang, Sheng-Chang; Zhang, Jian-Jun; Wu, Ding-Ming; CrystEngComm 8 (2006) 281–; doi:10.1039/b600741d

data_7203279
_publ_section_title
;
 Syntheses, crystal structures, and properties of complexes constructed
 with polybenzoate and 2,2&#x2032;-bibenzimidazole
;
_journal_issue                   3
_journal_name_full               CrystEngComm
_journal_page_first              281
_journal_paper_doi               10.1039/b600741d
_journal_volume                  8
_journal_year                    2006
_chemical_formula_sum            'C22 H14 Co N4 O4'
_chemical_formula_weight         457.30
_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                 97.01
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.3278(2)
_cell_length_b                   21.8954(8)
_cell_length_c                   11.7204(4)
_cell_measurement_reflns_used    3238
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.01
_cell_measurement_theta_min      2.17
_cell_volume                     1866.42(11)
_computing_cell_refinement       ' Simens SMART '
_computing_data_collection       ' Simens SMART '
_computing_data_reduction        ' Simens SMART '
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Simemens SMART CCD'
_diffrn_measurement_method       '\w scan '
_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  0.0464
_diffrn_reflns_av_sigmaI/netI    0.0566
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            6001
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.86
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  .
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.960
_exptl_absorpt_correction_T_max  0.962
_exptl_absorpt_correction_T_min  0.817
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.627
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             932
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.491
_refine_diff_density_min         -0.436
_refine_diff_density_rms         0.098
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.252
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         3238
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.252
_refine_ls_R_factor_all          0.1027
_refine_ls_R_factor_gt           0.0733
_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^)+(0.0000P)^2^+9.5387P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1360
_refine_ls_wR_factor_ref         0.1510
_reflns_number_gt                2542
_reflns_number_total             3238
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b600741d.txt
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      p2(1)/c
_cod_database_code               7203279