Robust phosphorescent platinum(II) complexes with tetradentate O^N^C^N ligands: high efficiency OLEDs with excellent efficiency stability
Kui, Steven C. F.; Chow, Pui Keong; Cheng, Gang; Kwok, Chi-Chung; Kwong, Chun Lam; Low, Kam-Hung; Che, Chi-Ming; Chemical Communications (Cambridge, United Kingdom) 49 (2013) 1497–1499; doi:10.1039/c2cc37862k

data_7108844
_publ_section_title
;
 Robust phosphorescent platinum(II) complexes with tetradentate O^N^C^N
 ligands: high efficiency OLEDs with excellent efficiency stability
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   15
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              1497
_journal_page_last               1499
_journal_paper_doi               10.1039/c2cc37862k
_journal_volume                  49
_journal_year                    2013
_chemical_formula_moiety         '2(C40 H42 N2 O Pt), 2(C H2 Cl2), H2 O'
_chemical_formula_sum            'C82 H90 Cl4 N4 O3 Pt2'
_chemical_formula_weight         1711.54
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   31.5586(14)
_cell_length_b                   16.6386(8)
_cell_length_c                   13.6571(6)
_cell_measurement_reflns_used    312
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      45
_cell_measurement_theta_min      3
_cell_volume                     7171.2(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_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  0.0655
_diffrn_reflns_av_sigmaI/netI    0.0398
_diffrn_reflns_limit_h_max       36
_diffrn_reflns_limit_h_min       -36
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            44156
_diffrn_reflns_theta_full        66.09
_diffrn_reflns_theta_max         66.09
_diffrn_reflns_theta_min         2.80
_exptl_absorpt_coefficient_mu    8.969
_exptl_absorpt_correction_T_max  0.836
_exptl_absorpt_correction_T_min  0.550
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_density_diffrn    1.585
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             3432
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.956
_refine_diff_density_min         -2.596
_refine_diff_density_rms         0.198
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.087
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     442
_refine_ls_number_reflns         6211
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.087
_refine_ls_R_factor_all          0.0526
_refine_ls_R_factor_gt           0.0481
_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^)+(0.0982P)^2^+12.1530P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1395
_refine_ls_wR_factor_ref         0.1433
_reflns_number_gt                5523
_reflns_number_total             6211
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc37862k.txt
_cod_data_source_block           hung39
_cod_original_sg_symbol_H-M      'P bcn'
_cod_database_code               7108844