Synthesis, Characterization, and Electrochemical Properties of Molecular Rectangles of Half-Sandwich Iridium Complexes Containing Bridging Chloranilate Ligands†
Han, Ying-Feng; Lin, Yue-Jian; Jia, Wei-Guo; Jin, Guo-Xin; Organometallics 27 (2008) 4088–; doi:10.1021/om800426e

data_4083499
_publ_section_title
;
 Synthesis, Characterization, and Electrochemical Properties of Molecular
 Rectangles of Half-Sandwich Iridium Complexes Containing Bridging
 Chloranilate Ligands&#x2020;
;
_journal_issue                   16
_journal_name_full               Organometallics
_journal_page_first              4088
_journal_paper_doi               10.1021/om800426e
_journal_volume                  27
_journal_year                    2008
_chemical_formula_sum            'C28 H34 Cl8 Ir2 O4'
_chemical_formula_weight         1102.55
_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                 107.958(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.189(4)
_cell_length_b                   20.083(6)
_cell_length_c                   8.224(3)
_cell_measurement_reflns_used    930
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.048
_cell_measurement_theta_min      2.794
_cell_volume                     1758.0(10)
_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      173(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_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  0.0287
_diffrn_reflns_av_sigmaI/netI    0.0399
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            8694
_diffrn_reflns_theta_full        27.12
_diffrn_reflns_theta_max         27.12
_diffrn_reflns_theta_min         1.91
_diffrn_standards_decay_%        8.80
_exptl_absorpt_coefficient_mu    8.202
_exptl_absorpt_correction_T_max  0.5599
_exptl_absorpt_correction_T_min  0.4394
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            'dark red'
_exptl_crystal_density_diffrn    2.083
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1048
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         2.614
_refine_diff_density_min         -0.648
_refine_diff_density_rms         0.152
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     195
_refine_ls_number_reflns         3848
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0355
_refine_ls_R_factor_gt           0.0277
_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^)+(0.0305P)^2^+1.0623P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0619
_refine_ls_wR_factor_ref         0.0643
_reflns_number_gt                3313
_reflns_number_total             3848
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800426e-file001.cif
_cod_data_source_block           compound_2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        1757.9(10)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4083499