Benzothiazole-enamide-based BF2 complexes: luminophores exhibiting aggregation-induced emission, tunable emission and highly efficient solid-state emission
Qingsong Liu; Xiaoqing Wang; Hui Yan; Yanping Wu; Zhenyu Li; Shuwen Gong; Peng Liu; Zhipeng Liu; Journal of Materials Chemistry C 3 (2015) 2953–2959; doi:10.1039/C4TC02876G

data_7234130
_publ_section_title
;
 Benzothiazole-enamide-based BF2 complexes: luminophores exhibiting
 aggregation-induced emission, tunable emission and highly efficient
 solid-state emission
;
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              2953
_journal_page_last               2959
_journal_paper_doi               10.1039/C4TC02876G
_journal_volume                  3
_journal_year                    2015
_chemical_formula_sum            'C23 H20 B F2 N3 S'
_chemical_formula_weight         419.29
_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_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   15.8955(3)
_cell_length_b                   9.83109(15)
_cell_length_c                   26.4038(6)
_cell_measurement_reflns_used    8430
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      71.8250
_cell_measurement_theta_min      5.5380
_cell_volume                     4126.12(14)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Xcalibur, Eos, Gemini'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0293
_diffrn_reflns_av_sigmaI/netI    0.0165
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            25319
_diffrn_reflns_theta_full        67.25
_diffrn_reflns_theta_max         67.25
_diffrn_reflns_theta_min         3.35
_exptl_absorpt_coefficient_mu    1.669
_exptl_absorpt_correction_T_max  0.8249
_exptl_absorpt_correction_T_min  0.7313
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.350
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1744
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.186
_refine_diff_density_min         -0.232
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.023
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     273
_refine_ls_number_reflns         3693
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.0494
_refine_ls_R_factor_gt           0.0407
_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^)+(0.0482P)^2^+1.7701P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1000
_refine_ls_wR_factor_ref         0.1076
_reflns_number_gt                3085
_reflns_number_total             3693
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            1000003.cif
_cod_data_source_block           PCOD1000003
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7234130