Polymorph, assembly, luminescence and semiconductor properties of a quinacridone derivative with extended pi-conjugated framework
Chenguang Wang; Dong Chen; Weiping Chen; Shanyong Chen; Kaiqi Ye; Hongyu Zhang; Jingying Zhang; Yue Wang; Journal of Materials Chemistry C 1 (2013) 5548–5556; doi:10.1039/C3TC30803K

data_7233498
_publ_section_title
;
 Polymorph, assembly, luminescence and semiconductor properties of a
 quinacridone derivative with extended pi-conjugated framework
;
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              5548
_journal_page_last               5556
_journal_paper_doi               10.1039/C3TC30803K
_journal_volume                  1
_journal_year                    2013
_chemical_formula_sum            'C64 H82 N4 O2'
_chemical_formula_weight         939.34
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                75.89(2)
_cell_angle_beta                 89.97(3)
_cell_angle_gamma                89.11(3)
_cell_formula_units_Z            1
_cell_length_a                   9.040(8)
_cell_length_b                   10.523(7)
_cell_length_c                   14.736(10)
_cell_measurement_reflns_used    5674
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      3.01
_cell_volume                     1359.3(18)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_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  0.0876
_diffrn_reflns_av_sigmaI/netI    0.1426
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            10568
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.99
_exptl_absorpt_coefficient_mu    0.068
_exptl_absorpt_correction_T_max  0.9879
_exptl_absorpt_correction_T_min  0.9542
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_density_diffrn    1.147
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             510
_exptl_crystal_size_max          0.69
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.310
_refine_diff_density_min         -0.221
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.954
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     316
_refine_ls_number_reflns         4701
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      0.958
_refine_ls_R_factor_all          0.2425
_refine_ls_R_factor_gt           0.0900
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1125P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2052
_refine_ls_wR_factor_ref         0.2817
_reflns_number_gt                1454
_reflns_number_total             4701
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            1000002.cif
_cod_data_source_block           PCOD1000002
_cod_original_cell_volume        1359.5(18)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7233498