C-Functionalized, Air- and Water-Stable 9,10-Dihydro-9,10-diboraanthracenes: Efficient Blue to Red Emitting Luminophores
Christian Reus; Sabine Weidlich; Michael Bolte; Hans-Wolfram Lerner; Matthias Wagner; Journal of the American Chemical Society 135 (2013) 12892–12907; doi:10.1021/ja406766e

data_4120391
_publ_section_title
;
 C-Functionalized, Air- and Water-Stable
 9,10-Dihydro-9,10-diboraanthracenes: Efficient Blue to Red Emitting
 Luminophores
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              12892
_journal_page_last               12907
_journal_paper_doi               10.1021/ja406766e
_journal_volume                  135
_journal_year                    2013
_chemical_formula_moiety         'C12 H4 B2 Br2 Cl4'
_chemical_formula_sum            'C12 H4 B2 Br2 Cl4'
_chemical_formula_weight         471.39
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 102.754(16)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.025(4)
_cell_length_b                   3.9199(9)
_cell_length_c                   18.035(4)
_cell_measurement_reflns_used    2557
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.9
_cell_measurement_theta_min      3.4
_cell_volume                     1449.7(5)
_computing_cell_refinement       'X-Area (Stoe & Cie, 2001)'
_computing_data_collection       'X-Area (Stoe & Cie, 2001)'
_computing_data_reduction        'X-Area (Stoe & Cie, 2001)'
_computing_molecular_graphics    'XP in SHELXTL-Plus (Sheldrick, 1991)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'STOE IPDS II two-circle-diffractometer'
_diffrn_measurement_method       \w
_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  0.1716
_diffrn_reflns_av_sigmaI/netI    0.1829
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            5328
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         3.37
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.309
_exptl_absorpt_correction_T_max  0.8333
_exptl_absorpt_correction_T_min  0.4135
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'MULABS (Spek, 2003; Blessing, 1995)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.160
_exptl_crystal_description       needle
_exptl_crystal_F_000             896
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.008
_refine_diff_density_min         -1.743
_refine_diff_density_rms         0.244
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.917
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     91
_refine_ls_number_reflns         1287
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.917
_refine_ls_R_factor_all          0.1103
_refine_ls_R_factor_gt           0.0734
_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^)+(0.0751P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1759
_refine_ls_wR_factor_ref         0.1989
_reflns_number_gt                836
_reflns_number_total             1287
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja406766e_si_001_01.cif
_cod_data_source_block           wa995
_cod_database_code               4120391