Ligand Mediated Luminescence Enhancement in Cyclometalated Rhodium(III) Complexes and Their Applications in Efficient Organic Light-Emitting Devices.
Wei, Fangfang; Lai, Shiu-Lun; Zhao, Shunan; Ng, Maggie; Chan, Mei-Yee; Yam, Vivian Wing-Wah; Wong, Keith Man-Chung; Journal of the American Chemical Society 141 (2019) 12863–12871; doi:10.1021/jacs.9b06308

data_4127731
_publ_section_title
;
 Ligand Mediated Luminescence Enhancement in Cyclometalated Rhodium(III)
 Complexes and Their Applications in Efficient Organic Light-Emitting
 Devices.
;
_journal_issue                   32
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              12863
_journal_page_last               12871
_journal_paper_doi               10.1021/jacs.9b06308
_journal_volume                  141
_journal_year                    2019
_chemical_formula_moiety         'C55 H37 N4 O2 Rh, C H2 Cl2'
_chemical_formula_sum            'C56 H39 Cl2 N4 O2 Rh'
_chemical_formula_weight         973.72
_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
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                85.111(3)
_cell_angle_beta                 77.907(3)
_cell_angle_gamma                62.019(3)
_cell_formula_units_Z            2
_cell_length_a                   11.3021(12)
_cell_length_b                   11.4330(12)
_cell_length_c                   19.651(2)
_cell_measurement_reflns_used    9893
_cell_measurement_temperature    170(2)
_cell_measurement_theta_max      27.57
_cell_measurement_theta_min      2.29
_cell_volume                     2192.4(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      170(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0299
_diffrn_reflns_av_unetI/netI     0.0181
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            59414
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.214
_diffrn_reflns_theta_max         27.540
_diffrn_reflns_theta_min         2.142
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.562
_exptl_absorpt_correction_T_max  0.909
_exptl_absorpt_correction_T_min  0.889
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
Bruker APEX2
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.475
_exptl_crystal_description       block
_exptl_crystal_F_000             996
_exptl_crystal_size_max          0.210
_exptl_crystal_size_mid          0.190
_exptl_crystal_size_min          0.170
_refine_diff_density_max         0.576
_refine_diff_density_min         -0.766
_refine_diff_density_rms         0.106
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     586
_refine_ls_number_reflns         10106
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.051
_refine_ls_R_factor_all          0.0330
_refine_ls_R_factor_gt           0.0288
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0508P)^2^+1.2662P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0815
_refine_ls_wR_factor_ref         0.0876
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9311
_reflns_number_total             10106
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja9b06308_si_004.cif
_cod_data_source_block           Rh-(dpqx)2-phacac
_cod_database_code               4127731
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.891
_shelx_estimated_absorpt_t_max   0.911
_shelx_res_checksum              37601
_shelx_hkl_checksum              84770