Fluoranthene derivatives as blue fluorescent materials for non-doped organic light-emitting diodes
Shiv Kumar; Deepak Kumar; Yogesh Patil; Satish Patil; Journal of Materials Chemistry C 4 (2016) 193–200; doi:10.1039/C5TC02926K

data_7234520
_publ_section_title
;
 Fluoranthene derivatives as blue fluorescent materials for non-doped
 organic light-emitting diodes
;
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              193
_journal_page_last               200
_journal_paper_doi               10.1039/C5TC02926K
_journal_volume                  4
_journal_year                    2016
_chemical_formula_moiety         'C35 H24'
_chemical_formula_sum            'C35 H24'
_chemical_formula_weight         444.54
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 113.404(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            4
_cell_length_a                   10.717(5)
_cell_length_b                   21.264(5)
_cell_length_c                   11.420(5)
_cell_measurement_reflns_used    9187
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      29.98
_cell_measurement_theta_min      3.51
_cell_volume                     2388.3(16)
_computing_cell_refinement       'Oxford Xcalibur'
_computing_data_collection       'Oxford Xcalibur (Mova) diffractometer '
_computing_data_reduction        'Oxford Xcalibur'
_computing_molecular_graphics    ORTEP-III
_computing_publication_material  WinGx1.80.05
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    Shelxs-97
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Oxford Xcalibur (Mova) diffractometer '
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
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_diffrn_reflns_av_sigmaI/netI    0.0483
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            19714
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.41
_exptl_absorpt_coefficient_mu    0.070
_exptl_absorpt_correction_T_max  0.9965
_exptl_absorpt_correction_T_min  0.9896
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    1.236
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rectangular
_exptl_crystal_F_000             936
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.248
_refine_diff_density_min         -0.280
_refine_diff_density_rms         0.055
_refine_ls_extinction_coef       0.0025(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.116
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     318
_refine_ls_number_reflns         4596
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.116
_refine_ls_R_factor_all          0.1048
_refine_ls_R_factor_gt           0.0878
_refine_ls_shift/su_max          0.016
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+5.6480P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1669
_refine_ls_wR_factor_ref         0.1753
_reflns_number_gt                3640
_reflns_number_total             4596
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            J-Mater-Chem-C-2016-4-193.cif
_cod_data_source_block           dpch3m1_2
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the built-in table derived from the
CIF Core dictionary named 'cif_core.dic' version 2.4.5 last updated
on 2014-11-21.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7234520