Synthesis and structural characterization of binuclear half-sandwich iridium, rhodium and ruthenium complexes containing 4,4'-dipyridyldisulfide (4DPDS) ligands.
Han, Ying-Feng; Li, Hao; Fei, Yue; Lin, Yue-Jian; Zhang, Wan-Zheng; Jin, Guo-Xin; Dalton transactions (Cambridge, England : 2003) 39 (2010) 7119–7124; doi:10.1039/c0dt00057d

data_7025925
_publ_section_title
;
 Synthesis and structural characterization of binuclear half-sandwich
 iridium, rhodium and ruthenium complexes containing
 4,4'-dipyridyldisulfide (4DPDS) ligands.
;
_journal_issue                   30
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7119
_journal_page_last               7124
_journal_paper_doi               10.1039/c0dt00057d
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C34 H48 Cl4 Ir2 N2 O S2'
_chemical_formula_weight         1091.06
_chemical_name_systematic
;
?
;
_space_group_IT_number           94
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4n 2n'
_symmetry_space_group_name_H-M   'P 42 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            4
_cell_length_a                   14.994(5)
_cell_length_b                   14.994(5)
_cell_length_c                   18.752(9)
_cell_measurement_reflns_used    871
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      21.355
_cell_measurement_theta_min      2.900
_cell_volume                     4216(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0600
_diffrn_reflns_av_sigmaI/netI    0.0805
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            20444
_diffrn_reflns_theta_full        27.09
_diffrn_reflns_theta_max         27.09
_diffrn_reflns_theta_min         1.92
_diffrn_standards_decay_%        5.35
_exptl_absorpt_coefficient_mu    6.686
_exptl_absorpt_correction_T_max  0.6168
_exptl_absorpt_correction_T_min  0.5009
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.719
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2112
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.795
_refine_diff_density_min         -0.341
_refine_diff_density_rms         0.132
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.009(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.804
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     204
_refine_ls_number_reflns         4611
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.807
_refine_ls_R_factor_all          0.0607
_refine_ls_R_factor_gt           0.0302
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0273P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0619
_refine_ls_wR_factor_ref         0.0654
_reflns_number_gt                2751
_reflns_number_total             4611
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt00057d.txt
_cod_data_source_block           Complex_2a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P4(2)2(1)2
_cod_database_code               7025925