Solid-State Emission Enhancement via Molecular Engineering of Benzofuran Derivatives.
Grolleau, Jérémie; Petrov, Ravil; Allain, Magali; Skene, William G.; Frère, Pierre; ACS omega 3 (2018) 18542–18552; doi:10.1021/acsomega.8b02384

data_4516173
_publ_section_title
;
 Solid-State Emission Enhancement via Molecular Engineering of Benzofuran
 Derivatives.
;
_journal_issue                   12
_journal_name_full               'ACS omega'
_journal_page_first              18542
_journal_page_last               18552
_journal_paper_doi               10.1021/acsomega.8b02384
_journal_volume                  3
_journal_year                    2018
_chemical_formula_moiety         'C21 H13 N1 O2'
_chemical_formula_sum            'C21 H13 N O2'
_chemical_formula_weight         311.32
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2016-04-07T14:31:56-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   7.3530(10)
_cell_length_b                   13.0226(9)
_cell_length_c                   32.757(4)
_cell_measurement_reflns_used    3178
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.56
_cell_measurement_theta_min      4
_cell_volume                     3136.7(6)
_computing_cell_refinement       'Dirax (Duisenberg, 1992)'
_computing_data_collection       'Collect (Hooft, 2008)'
_computing_data_reduction        'EvalCCD (Duisenberg et al., 2000)'
_computing_molecular_graphics    'DIAMOND 3.2k (Crystal Impact GbR, 2014)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.98
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  'horizontally mounted graphite crystal'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0802
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -42
_diffrn_reflns_number            21470
_diffrn_reflns_theta_full        27
_diffrn_reflns_theta_max         27.56
_diffrn_reflns_theta_min         4
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.912
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 '(SADABS (Sheldrick, Bruker, 2008))'
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.319
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1296
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.137
_refine_diff_density_min         -0.201
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.929
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         3530
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.929
_refine_ls_R_factor_all          0.1783
_refine_ls_R_factor_gt           0.047
_refine_ls_shift/su_max          0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0497P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0868
_refine_ls_wR_factor_ref         0.1106
_reflns_number_gt                1487
_reflns_number_total             3530
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ao8b02384_si_007.cif
_cod_data_source_block           sad
_cod_database_code               4516173