Crystal structure of diaqua(μ2-1,1′-biphenyl-4,4′-diylbis(1H-imidazole)-κ2 N:N′)tetrakis(3-carboxy-5-ethylpyridine-2-carboxylato-κ2 N,O)dizinc(II), C54H50N8O18Zn2
Xiao-Ling, Li; Ke-Qiang, Wang; Zhao-Xiao, Li; Xue, Zhang; Zeitschrift für Kristallographie - New Crystal Structures 231 (2016) 53–55; doi:10.1515/ncrs-2014-9119

data_8106783
_publ_section_title
;
 Crystal structure of
 diaqua(\m2-1,1&#x2032;-biphenyl-4,4&#x2032;-diylbis(1H-imidazole)-\k2
 N:N&#x2032;)tetrakis(3-carboxy-5-ethylpyridine-2-carboxylato-\k2
 N,O)dizinc(II), C54H50N8O18Zn2
;
_journal_issue                   1
_journal_name_full
'Zeitschrift f\"ur Kristallographie - New Crystal Structures'
_journal_page_first              53
_journal_page_last               55
_journal_paper_doi               10.1515/ncrs-2014-9119
_journal_volume                  231
_journal_year                    2016
_chemical_formula_sum            'C27 H25 N4 O9 Zn'
_chemical_formula_weight         614.88
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.5349(5)
_cell_length_b                   17.3183(5)
_cell_length_c                   20.8872(7)
_cell_measurement_reflns_used    5964
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.2880
_cell_measurement_theta_min      3.6090
_cell_volume                     5257.7(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0249
_diffrn_reflns_av_sigmaI/netI    0.0314
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            14969
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.91
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.998
_exptl_absorpt_correction_T_max  0.8408
_exptl_absorpt_correction_T_min  0.7153
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.554
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2536
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.398
_refine_diff_density_min         -0.384
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     374
_refine_ls_number_reflns         4888
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0551
_refine_ls_R_factor_gt           0.0401
_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^)+(0.0501P)^2^+4.6520P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1088
_refine_ls_wR_factor_ref         0.1185
_reflns_number_gt                3829
_reflns_number_total             4888
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            suppl_ncrs-2014-9119_suppl.cif
_cod_data_source_block           l
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               8106783