Control of the Mutual Arrangement of Cyclometalated Ligands in Cationic Iridium(III) Complexes. Synthesis, Spectroscopy, and Electroluminescence of the Different Isomers
Jesús M. Fernández-Hernández; Cheng-Han Yang; Juan I. Beltrán; Vincent Lemaur; Federico Polo; Roland Fröhlich; Jêrôme Cornil; Luisa De Cola; Journal of the American Chemical Society 133 (2011) 10543–10558; doi:10.1021/ja201691b

data_4106372
_publ_section_title
;
 Control of the Mutual Arrangement of Cyclometalated Ligands in Cationic
 Iridium(III) Complexes. Synthesis, Spectroscopy, and Electroluminescence
 of the Different Isomers
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10543
_journal_page_last               10558
_journal_paper_doi               10.1021/ja201691b
_journal_volume                  133
_journal_year                    2011
_chemical_formula_sum            'C60 H40 Cl2 F8 Ir2 N12'
_chemical_formula_weight         1536.34
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                72.215(2)
_cell_angle_beta                 81.976(3)
_cell_angle_gamma                73.821(4)
_cell_formula_units_Z            2
_cell_length_a                   12.2919(7)
_cell_length_b                   15.2576(6)
_cell_length_c                   18.8846(11)
_cell_measurement_reflns_used    10066
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      68.25
_cell_measurement_theta_min      0.88
_cell_volume                     3233.1(3)
_computing_cell_refinement       'Collect (Nonius B.V., 1998)'
_computing_data_collection       'Collect (Nonius B.V., 1998)'
_computing_data_reduction        'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'Nonius KappaCCD APEXII'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.068
_diffrn_reflns_av_sigmaI/netI    0.0417
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            41770
_diffrn_reflns_theta_full        67.77
_diffrn_reflns_theta_max         67.77
_diffrn_reflns_theta_min         2.46
_exptl_absorpt_coefficient_mu    9.202
_exptl_absorpt_correction_T_max  0.7698
_exptl_absorpt_correction_T_min  0.3390
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Denzo (Otwinowski, Borek, Majewski & Minor, 2003)'
_exptl_crystal_colour            'light yellow'
_exptl_crystal_density_diffrn    1.578
_exptl_crystal_description       column
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.03
_platon_squeeze_details
;
;
_refine_diff_density_max         1.450
_refine_diff_density_min         -1.028
_refine_diff_density_rms         0.192
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     721
_refine_ls_number_reflns         11212
_refine_ls_number_restraints     72
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0693
_refine_ls_R_factor_gt           0.0557
_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^)+(0.0864P)^2^+12.5950P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1495
_refine_ls_wR_factor_ref         0.1568
_reflns_number_gt                8777
_reflns_number_total             11212
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja201691b_si_003.cif
_cod_data_source_block           fro4940
_cod_database_code               4106372