Conjugated, rigidified bibenzimidazole ancillary ligands for enhanced photoluminescence quantum yields of orange/red-emitting iridium(iii) complexes.
Henwood, Adam F.; Antón-García, Daniel; Morin, Mégane; Rota Martir, Diego; Cordes, David B.; Casey, Colin; Slawin, Alexandra M. Z.; Lebl, Tomas; Bühl, Michael; Zysman-Colman, Eli; Dalton transactions (Cambridge, England : 2003) 48 (2019) 9639–9653; doi:10.1039/c9dt00423h

data_7049242
_publ_section_title
;
 Conjugated, rigidified bibenzimidazole ancillary ligands for enhanced
 photoluminescence quantum yields of orange/red-emitting iridium(iii)
 complexes.
;
_journal_issue                   26
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9639
_journal_page_last               9653
_journal_paper_doi               10.1039/c9dt00423h
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C24 H21 N'
_chemical_formula_sum            'C24 H21 N'
_chemical_formula_weight         323.44
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_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_date             2017-05-04
_audit_creation_method           'by CrystalStructure 4.2'
_audit_update_record
;
2019-01-21 deposited with the CCDC.    2019-03-06 downloaded from the CCDC.
;
_cell_angle_alpha                81.214(11)
_cell_angle_beta                 84.274(12)
_cell_angle_gamma                80.451(11)
_cell_formula_units_Z            2
_cell_length_a                   8.7072(12)
_cell_length_b                   8.7165(11)
_cell_length_c                   11.9416(17)
_cell_measurement_reflns_used    1933
_cell_measurement_temperature    173
_cell_measurement_theta_max      25.30
_cell_measurement_theta_min      1.70
_cell_volume                     880.7(2)
_computing_cell_refinement       'CrystalClear-SM Expert 2.1 b45'
_computing_data_collection       'CrystalClear-SM Expert 2.1 b45 (Rigaku, 2015)'
_computing_data_reduction        'CrystalClear-SM Expert 2.1 b45'
_computing_molecular_graphics    'CrystalStructure 4.2'
_computing_publication_material  'CrystalStructure 4.2 (Rigaku, 2015)'
_computing_structure_refinement  'SHELXL Version 2014/7 (Sheldrick, 2008)'
_computing_structure_solution    'SIR2011 (Burla, et al., 2012)'
_diffrn_ambient_temperature      173
_diffrn_detector_area_resol_mean 5.814
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0448
_diffrn_reflns_Laue_measured_fraction_full 0.991
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            13987
_diffrn_reflns_point_group_measured_fraction_full 0.991
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.342
_diffrn_reflns_theta_min         1.731
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.070
_exptl_absorpt_correction_T_max  0.993
_exptl_absorpt_correction_T_min  0.674
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.220
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             344.00
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Hexane/ethyl acetate'
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.21
_refine_diff_density_min         -0.24
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     229
_refine_ls_number_reflns         3204
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0608
_refine_ls_R_factor_gt           0.0426
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0764P)^2^+0.0633P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1165
_refine_ls_wR_factor_ref         0.1253
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2388
_reflns_number_total             3204
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            c9dt00423h2.cif
_cod_data_source_block           Mesnpy
_cod_depositor_comments
'Adding full bibliography for 7049242--7049247.cif.'
_cod_database_code               7049242
_shelx_res_checksum              16922