Two 3D chiral coordination polymers with 4-connected 66 topological net: synthesis, structure and magnetic properties
Han, Zheng-Bo; Ji, Jian-Wei; An, Hai-Yan; Zhang, Wei; Han, Guang-Xi; Zhang, Guo-Xin; Yang, Li-Guo; Dalton Transactions  (2009) 9807–9811; doi:10.1039/b909083e

data_7002773
_publ_section_title
;
 Two 3D chiral coordination polymers with 4-connected 66 topological
 net: synthesis, structure and magnetic properties
;
_journal_issue                   44
_journal_name_full               'Dalton Transactions'
_journal_page_first              9807
_journal_page_last               9811
_journal_paper_doi               10.1039/b909083e
_journal_year                    2009
_chemical_formula_sum            'C26 H14 Co N4 O5'
_chemical_formula_weight         521.34
_chemical_name_systematic
;
?
;
_space_group_IT_number           96
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4nw 2abw'
_symmetry_space_group_name_H-M   'P 43 21 2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.6004(13)
_cell_length_b                   11.6004(13)
_cell_length_c                   31.419(5)
_cell_measurement_reflns_used    27
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      13.57
_cell_measurement_theta_min      2.60
_cell_volume                     4228.0(9)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker XSCANS'
_computing_molecular_graphics    'SHELXTL (Bruker, 2001)'
_computing_publication_material  'SHELXTL (Bruker, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker P4 diffractometer'
_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  0.0357
_diffrn_reflns_av_sigmaI/netI    0.0507
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -1
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -1
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -1
_diffrn_reflns_number            6668
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.87
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.863
_exptl_absorpt_correction_T_max  0.8772
_exptl_absorpt_correction_T_min  0.7436
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details
;
'semi-empirical absorption based on psi-scan(North, et al. 1968)'
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.638
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2120
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.238
_refine_diff_density_min         -0.345
_refine_diff_density_rms         0.068
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.011(15)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         4849
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.051
_refine_ls_R_factor_all          0.0493
_refine_ls_R_factor_gt           0.0370
_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^)+(0.0304P)^2^+1.3137P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0786
_refine_ls_wR_factor_ref         0.0857
_reflns_number_gt                4162
_reflns_number_total             4849
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b909083e.txt
_cod_data_source_block           1
_cod_original_cell_volume        4228.0(10)
_cod_original_sg_symbol_H-M      P4(3)2(1)2
_cod_database_code               7002773