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_7234129
_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 H19 B F2 N2 S'
_chemical_formula_weight         404.27
_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_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                90.00
_cell_angle_beta                 117.220(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.3993(10)
_cell_length_b                   12.7664(9)
_cell_length_c                   15.0074(17)
_cell_measurement_reflns_used    1629
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      21.4810
_cell_measurement_theta_min      3.2010
_cell_volume                     1942.1(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Xcalibur, Eos, Gemini'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0672
_diffrn_reflns_av_sigmaI/netI    0.0757
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            12800
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.78
_exptl_absorpt_coefficient_mu    0.197
_exptl_absorpt_correction_T_max  0.9844
_exptl_absorpt_correction_T_min  0.9767
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.383
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             840
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.217
_refine_diff_density_min         -0.257
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     264
_refine_ls_number_reflns         3424
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.025
_refine_ls_R_factor_all          0.1042
_refine_ls_R_factor_gt           0.0520
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0407P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1005
_refine_ls_wR_factor_ref         0.1249
_reflns_number_gt                2009
_reflns_number_total             3424
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            1000002.cif
_cod_data_source_block           PCOD1000002
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7234129