Dinuclear Iridium Complexes Containing Cp* and Carbonyl Ligands: Synthesis, Structure, and Reactivity
Meredith, Joseph M.; Goldberg, Karen I.; Kaminsky, Werner; Heinekey, D. Michael; Organometallics 28 (2009) 3546–; doi:10.1021/om900186j

data_4069417
_publ_section_title
;
 Dinuclear Iridium Complexes Containing Cp* and Carbonyl Ligands:
 Synthesis, Structure, and Reactivity
;
_journal_issue                   12
_journal_name_full               Organometallics
_journal_page_first              3546
_journal_paper_doi               10.1021/om900186j
_journal_volume                  28
_journal_year                    2009
_chemical_formula_moiety         'C20 H32 Cl2 Ir2'
_chemical_formula_sum            'C20 H32 Cl2 Ir2'
_chemical_formula_weight         727.76
_chemical_name_common            JMM01047
_chemical_name_systematic        JMM01047
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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                 114.200(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.2699(7)
_cell_length_b                   14.969(2)
_cell_length_c                   10.4680(13)
_cell_measurement_reflns_used    228
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      20
_cell_measurement_theta_min      3
_cell_volume                     1039.1(2)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       KappaCCD
_computing_data_reduction        'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'maXus, Zortep'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR97
_diffrn_ambient_temperature      130(2)
_diffrn_measured_fraction_theta_full 0.973
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f and \w 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  0.0661
_diffrn_reflns_av_sigmaI/netI    0.0892
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            3885
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         3.07
_exptl_absorpt_coefficient_mu    13.052
_exptl_absorpt_correction_T_max  0.212
_exptl_absorpt_correction_T_min  0.175
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   HKL2008
_exptl_crystal_colour            'dark red'
_exptl_crystal_density_diffrn    2.326
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'cut block'
_exptl_crystal_F_000             680
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.12
_refine_diff_density_max         1.169
_refine_diff_density_min         -0.463
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.983
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     120
_refine_ls_number_reflns         2072
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.983
_refine_ls_R_factor_all          0.0675
_refine_ls_R_factor_gt           0.0383
_refine_ls_shift/su_max          0.045
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0255P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0726
_refine_ls_wR_factor_ref         0.0808
_reflns_number_gt                1459
_reflns_number_total             2072
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900186j_si_002.cif
_cod_data_source_block           shelxl_14
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4069417