Phenanthroimidazole derivatives as emitters for non-doped deep-blue organic light emitting devices
Zhang, Ying; Wang, Jun-Hao; Han, Gaoyi; Lu, Feng; Tong, Qing-Xiao; RSC Adv.  (2016) –; doi:10.1039/C6RA13605B

data_7225958
_publ_section_title
;
 Phenanthroimidazole derivatives as emitters for non-doped deep-blue
 organic light emitting devices
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C6RA13605B
_journal_year                    2016
_chemical_formula_moiety         'C41 H32 N2'
_chemical_formula_sum            'C41 H32 N2'
_chemical_formula_weight         552.69
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2016-04-01
_audit_creation_method
;
Olex2 1.2
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_audit_update_record
;
2016-04-05 deposited with the CCDC.
2016-07-18 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 93.4460(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.0705(5)
_cell_length_b                   23.4961(19)
_cell_length_c                   21.2512(17)
_cell_measurement_reflns_used    5908
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      24.846
_cell_measurement_theta_min      2.587
_cell_volume                     3025.6(4)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273.15
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0268
_diffrn_reflns_av_unetI/netI     0.0269
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            21227
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.73
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.070
_exptl_absorpt_correction_T_max  0.9923
_exptl_absorpt_correction_T_min  0.833616
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
sadabs was used for absorption correction.
R(int) was 0.1232 before and 0.0315 after correction.
The Ratio of minimum to maximum transmission is 0.8336.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.213
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cylinder
_exptl_crystal_F_000             1168
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.283
_refine_diff_density_min         -0.304
_refine_diff_density_rms         0.127
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     391
_refine_ls_number_reflns         5303
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0615
_refine_ls_R_factor_gt           0.0460
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0888P)^2^+0.2471P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1326
_refine_ls_wR_factor_ref         0.1472
_reflns_number_gt                4129
_reflns_number_total             5303
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ra13605b2.cif
_cod_data_source_block           1
_cod_database_code               7225958
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C18(H18), C21(H21), C17(H17), C20(H20), C33(H33), C37(H37), C36(H36),
 C23(H23), C11(H11), C2(H2), C34(H34), C25(H25), C30(H30), C8(H8), C24(H24),
 C10(H10), C5(H5), C27(H27), C29(H29), C9(H9), C3(H3), C4(H4), C28(H28)
2.b Idealised Me refined as rotating group:
 C41(H41A,H41B,H41C), C39(H39A,H39B,H39C), C40(H40A,H40B,H40C)
;
_olex2_submission_special_instructions 'No special instructions were received'