Bridged-triarylamine starburst oligomers as hole transporting materials for electroluminescent devices
Fang, Zhen; Chellappan, Vijila; Webster, Richard D.; Ke, Lin; Zhang, Tianfu; Liu, Bin; Lai, Yee-Hing; Journal of Materials Chemistry 22 (2012) 15397–; doi:10.1039/c2jm32840b

data_7238539
_publ_section_title
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 Bridged-triarylamine starburst oligomers as hole transporting materials
 for electroluminescent devices
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_journal_issue                   30
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              15397
_journal_paper_doi               10.1039/c2jm32840b
_journal_volume                  22
_journal_year                    2012
_chemical_formula_sum            'C27 H24 Br3 N'
_chemical_formula_weight         602.20
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                   7.5089(4)
_cell_length_b                   14.4140(7)
_cell_length_c                   21.5562(10)
_cell_measurement_reflns_used    3750
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      24.75
_cell_measurement_theta_min      2.36
_cell_volume                     2333.1(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0383
_diffrn_reflns_av_sigmaI/netI    0.0557
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            16571
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    5.203
_exptl_absorpt_correction_T_max  0.4544
_exptl_absorpt_correction_T_min  0.2301
_exptl_absorpt_correction_type   'Sadabs, (Sheldrick 2001)'
_exptl_crystal_colour            COLOURLESS
_exptl_crystal_density_diffrn    1.714
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'LONG ROD'
_exptl_crystal_F_000             1192
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.746
_refine_diff_density_min         -0.749
_refine_diff_density_rms         0.069
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.007(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     286
_refine_ls_number_reflns         5340
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0512
_refine_ls_R_factor_gt           0.0373
_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^)+(0.0212P)^2^+0.7458P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0733
_refine_ls_wR_factor_ref         0.0771
_reflns_number_gt                4381
_reflns_number_total             5340
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2jm32840b.txt
_cod_data_source_block           4320
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Orthorhombic' was changed
to 'orthorhombic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               7238539