Synthesis and crystal structures of metallomacrocyclic and helical Hg(II) complexes with two bis(pyridylurea) ligands
Huang, Chao; Yang, Jin; Chen, Jin-Lian; Chen, Dong-Mei; Zhu, Bi-Xue; Inorganica Chimica Acta 483 (2018) 252–257; doi:10.1016/j.ica.2018.08.020

data_1563846
_publ_section_title
;
 Synthesis and crystal structures of metallomacrocyclic and helical Hg(II)
 complexes with two bis(pyridylurea) ligands
;
_journal_name_full               'Inorganica Chimica Acta'
_journal_page_first              252
_journal_page_last               257
_journal_paper_doi               10.1016/j.ica.2018.08.020
_journal_volume                  483
_journal_year                    2018
_chemical_formula_moiety         'C30 H24 N6 O4'
_chemical_formula_sum            'C30 H24 N6 O4'
_chemical_formula_weight         532.55
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P n a 21'
_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            4
_cell_length_a                   14.3314(14)
_cell_length_b                   14.7603(14)
_cell_length_c                   12.1194(12)
_cell_measurement_reflns_used    23004
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      1.98
_cell_volume                     2563.7(4)
_computing_cell_refinement       'SMART (Bruker, 2002)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        'SMART (Bruker, 2002)'
_computing_structure_refinement  'SMART (Bruker, 2002)'
_computing_structure_solution    'SMART (Bruker, 2002)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX II CCD Area Detector'
_diffrn_measurement_method       '\f and \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  0.0404
_diffrn_reflns_av_sigmaI/netI    0.0310
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            23004
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.98
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.095
_exptl_absorpt_correction_T_max  0.9804
_exptl_absorpt_correction_T_min  0.9776
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick,1997)'
_exptl_crystal_colour            COLOURLESS
_exptl_crystal_density_diffrn    1.380
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1112
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.149
_refine_diff_density_min         -0.203
_refine_diff_density_rms         0.044
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.4(12)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     361
_refine_ls_number_reflns         4516
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.0612
_refine_ls_R_factor_gt           0.0439
_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^)+(0.0710P)^2^+0.0182P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1014
_refine_ls_wR_factor_ref         0.1088
_reflns_number_gt                3603
_reflns_number_total             4516
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ICA-2018-483-252.cif
_cod_data_source_block           4
_cod_database_code               1563846