Highly efficient blue and deep-blue emitting zwitterionic iridium(III) complexes: synthesis, photophysics and electroluminescence
Noviyan Darmawan; Cheng-Han Yang; Matteo Mauro; Roland Frohlich; Luisa De Cola; Chih-Hao Chang; Zih-Jyun Wu; Cheng-Wei Tai; Journal of Materials Chemistry C 2 (2014) 2569–2582; doi:10.1039/C3TC32181A

data_7233664
_publ_section_title
;
 Highly efficient blue and deep-blue emitting zwitterionic iridium(III)
 complexes: synthesis, photophysics and electroluminescence
;
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              2569
_journal_page_last               2582
_journal_paper_doi               10.1039/C3TC32181A
_journal_volume                  2
_journal_year                    2014
_chemical_formula_sum            'C34 H26 F4 Ir N7 O3 S'
_chemical_formula_weight         880.88
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 97.541(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   22.5873(5)
_cell_length_b                   16.4337(4)
_cell_length_c                   8.5110(2)
_cell_measurement_reflns_used    6997
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      27.88
_cell_measurement_theta_min      4.08
_cell_volume                     3131.90(13)
_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_molecular_graphics    'XP (BrukerAXS, 2000)'
_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 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Nonius KappaCCD APEXII'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'Montel mirror'
_diffrn_radiation_source         'rotating anode Nonius FR591'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.045
_diffrn_reflns_av_sigmaI/netI    0.0271
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            28704
_diffrn_reflns_theta_full        27.78
_diffrn_reflns_theta_max         27.78
_diffrn_reflns_theta_min         4.14
_exptl_absorpt_coefficient_mu    4.404
_exptl_absorpt_correction_T_max  0.7480
_exptl_absorpt_correction_T_min  0.3517
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Denzo (Otwinowski, Boerk, Majewski & Minor, 2003)'
_exptl_crystal_colour            'light yellow'
_exptl_crystal_density_diffrn    1.868
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1728
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.098
_refine_diff_density_min         -2.232
_refine_diff_density_rms         0.112
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.094
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     452
_refine_ls_number_reflns         7307
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.094
_refine_ls_R_factor_all          0.0393
_refine_ls_R_factor_gt           0.0315
_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^)+(0.0460P)^2^+4.4798P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0836
_refine_ls_wR_factor_ref         0.0916
_reflns_number_gt                5975
_reflns_number_total             7307
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            1000002.cif
_cod_data_source_block           PCOD1000002
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7233664