Formylated chloro-bridged iridium(iii) dimers as OLED materials: opening up new possibilities.
Wong, Michael Y.; Xie, Guohua; Tourbillon, Clarisse; Sandroni, Martina; Cordes, David B.; Slawin, Alexandra M. Z.; Samuel, Ifor D. W.; Zysman-Colman, Eli; Dalton transactions (Cambridge, England : 2003) 44 (2015) 8419–8432; doi:10.1039/c4dt03127j

data_7033597
_publ_section_title
;
 Formylated chloro-bridged iridium(iii) dimers as OLED materials: opening
 up new possibilities.
;
_journal_issue                   18
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8419
_journal_page_last               8432
_journal_paper_doi               10.1039/c4dt03127j
_journal_volume                  44
_journal_year                    2015
_chemical_formula_moiety         'C52 H32 Cl2 Ir2 N4 O8'
_chemical_formula_sum            'C52 H32 Cl2 Ir2 N4 O8'
_chemical_formula_weight         1296.19
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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_date             2014-12-11
_audit_creation_method           'by CrystalStructure 4.1'
_audit_update_record
;
2014-12-15 deposited with the CCDC.
2015-01-08 downloaded from the CCDC.
;
_cell_angle_alpha                90.0000
_cell_angle_beta                 97.874(6)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   11.800(3)
_cell_length_b                   24.431(6)
_cell_length_c                   19.925(5)
_cell_measurement_reflns_used    4146
_cell_measurement_temperature    173
_cell_measurement_theta_max      47.20
_cell_measurement_theta_min      19.00
_cell_volume                     5690(2)
_computing_cell_refinement       'CrystalClear-SM Expert 2.1 b32'
_computing_data_collection
'CrystalClear-SM Expert 2.1 b32 (Rigaku, 2014)'
_computing_data_reduction        'CrystalClear-SM Expert 2.1 b32'
_computing_molecular_graphics    'CrystalStructure 4.1'
_computing_publication_material  'CrystalStructure 4.1 (Rigaku, 2014)'
_computing_structure_refinement  'SHELXL2013 (Sheldrick, 2008)'
_computing_structure_solution    'DIRDIF99-PATTY (Gould, et al., 1999)'
_diffrn_ambient_temperature      173
_diffrn_detector_area_resol_mean 5.814
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Rigaku XtaLAB P100'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.1622
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.984
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            56622
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        67.687
_diffrn_reflns_theta_max         68.320
_diffrn_reflns_theta_min         2.878
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    9.999
_exptl_absorpt_correction_T_max  0.905
_exptl_absorpt_correction_T_min  0.204
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.513
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             2496.00
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Dichloromethane/diethyl ether'
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.060
_exptl_crystal_size_min          0.010
_refine_diff_density_max         1.34
_refine_diff_density_min         -1.76
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.980
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     613
_refine_ls_number_reflns         10268
_refine_ls_number_restraints     647
_refine_ls_R_factor_all          0.1941
_refine_ls_R_factor_gt           0.1313
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3365
_refine_ls_wR_factor_ref         0.3816
_reflns_number_gt                3700
_reflns_number_total             10268
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            c4dt03127j2.cif
_cod_data_source_block           2b
_cod_depositor_comments
'Adding full bibliography for 7033594--7033597.cif.'
_cod_database_code               7033597
_shelxl_version_number           2014/6
_shelx_res_checksum              17184