Synthesis, characterization and electroluminescence properties of new iridium complexes based on cyclic phenylvinylpyridine derivatives: tuning of emission colour and efficiency by structural control
Takizawa, Shin-ya; Sasaki, Yuka; Akhtaruzzaman, Md.; Echizen, Hidenori; Nishida, Jun-ichi; Iwata, Takeshi; Tokito, Shizuo; Yamashita, Yoshiro; Journal of Materials Chemistry 17 (2007) 841–; doi:10.1039/b612633b

data_7202505
_publ_section_title
;
 Synthesis, characterization and electroluminescence properties of new
 iridium complexes based on cyclic phenylvinylpyridine derivatives:
 tuning of emission colour and efficiency by structural control
;
_journal_issue                   9
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              841
_journal_paper_doi               10.1039/b612633b
_journal_volume                  17
_journal_year                    2007
_chemical_formula_moiety         'C27 H31 Ir N2 O2 '
_chemical_formula_sum            'C27 H31 Ir N2 O2'
_chemical_formula_weight         607.77
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_cell_angle_alpha                68.15(3)
_cell_angle_beta                 87.50(4)
_cell_angle_gamma                70.81(3)
_cell_formula_units_Z            2
_cell_length_a                   9.89(1)
_cell_length_b                   11.24(1)
_cell_length_c                   11.79(1)
_cell_measurement_reflns_used    11163
_cell_measurement_temperature    93.2
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.0
_cell_volume                     1144.2(19)
_computing_cell_refinement       PROCESS-AUTO
_computing_data_collection       PROCESS-AUTO
_computing_data_reduction        'teXsan Ver. 1.11'
_computing_publication_material  'teXsan Ver. 1.11'
_computing_structure_refinement  'teXsan Ver. 1.10'
_computing_structure_solution    'DIRDIF94 (PATTY)'
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.9910
_diffrn_measured_fraction_theta_max 0.9910
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID Imaging Plate'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.027
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            11223
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_exptl_absorpt_coefficient_mu    5.880
_exptl_absorpt_correction_T_max  0.250
_exptl_absorpt_correction_T_min  0.097
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   '(Higashi, 1999)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.765
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_size_max          0.800
_exptl_crystal_size_mid          0.400
_exptl_crystal_size_min          0.300
_refine_diff_density_max         1.61
_refine_diff_density_min         -1.07
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.804
_refine_ls_hydrogen_treatment    noref
_refine_ls_number_parameters     289
_refine_ls_number_reflns         5198
_refine_ls_R_factor_gt           0.0205
_refine_ls_shift/su_max          0.0010
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^) + (0.03000(Max(Fo^2^,0) + 2Fc^2^)/3)^2^]'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.0513
_reflns_number_gt                4939
_reflns_number_total             5198
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            b612633b.txt
_cod_data_source_block           5
_cod_original_cell_volume        1143(7)
_cod_original_sg_symbol_H-M      'P -1 '
_cod_original_formula_sum        'C27 H31 Ir N2 O2 '
_cod_database_code               7202505