Stimuli responsive AIE active positional isomers of phenanthroimidazole as non-doped emitters in OLEDs
Ekbote, Anupama; Han, Si Hyun; Jadhav, Thaksen; Mobin, Shaikh M.; Lee, Jun Yeob; Misra, Rajneesh; Journal of Materials Chemistry C 6 (2018) 2077–; doi:10.1039/C7TC05450E

data_7237055
_publ_section_title
;
 Stimuli responsive AIE active positional isomers of phenanthroimidazole
 as non-doped emitters in OLEDs
;
_journal_issue                   8
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              2077
_journal_paper_doi               10.1039/C7TC05450E
_journal_volume                  6
_journal_year                    2018
_chemical_formula_sum            'C39 H26 Br N3'
_chemical_formula_weight         616.54
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-08-29 deposited with the CCDC.
2018-01-30 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 91.926(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.0838(5)
_cell_length_b                   6.9446(2)
_cell_length_c                   26.8363(7)
_cell_measurement_reflns_used    4755
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.5910
_cell_measurement_theta_min      3.2810
_cell_volume                     2995.80(15)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd.,'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_molecular_graphics    Ortep3
_computing_publication_material  Shelx97
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 15.9948
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.934
_diffrn_measurement_device_type  'OXFORD DIFFRACTION SUPER NOVA'
_diffrn_measurement_method       \w/q-scan
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Micro-Focus (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0923
_diffrn_reflns_av_unetI/netI     0.1054
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.934
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            37707
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.934
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.252
_diffrn_reflns_theta_min         2.911
_exptl_absorpt_coefficient_mu    1.405
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.78417
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.367
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1264
_exptl_crystal_size_max          0.260
_exptl_crystal_size_mid          0.210
_exptl_crystal_size_min          0.180
_refine_diff_density_max         0.351
_refine_diff_density_min         -0.531
_refine_diff_density_rms         0.058
_refine_ls_extinction_coef       0.0014(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     389
_refine_ls_number_reflns         9935
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.1815
_refine_ls_R_factor_gt           0.0630
_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^)+(0.0457P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1208
_refine_ls_wR_factor_ref         0.1661
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3967
_reflns_number_total             9935
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7tc05450e2.cif
_cod_data_source_block           shelx_CCDC2
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7237055
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.711
_shelx_estimated_absorpt_t_max   0.786
_shelx_res_checksum              64386
_shelx_hkl_checksum              7245