Multi-state emission properties and the inherent mechanism of D‒A‒D type asymmetric organic boron complexes
Qi, Yunpeng; Wang, Yongtao; Ge, Guixian; Liu, Zhiyong; Yu, Yongjiang; Xue, Mei; Journal of Materials Chemistry C 5 (2017) 11030–; doi:10.1039/C7TC02115A

data_7236820
_publ_section_title
;
 Multi-state emission properties and the inherent mechanism of D--A--D
 type asymmetric organic boron complexes
;
_journal_issue                   42
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              11030
_journal_paper_doi               10.1039/C7TC02115A
_journal_volume                  5
_journal_year                    2017
_chemical_formula_sum            'C49 H38 B F2 N O2'
_chemical_formula_weight         721.61
_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
_audit_creation_method           SHELXL-97
_audit_update_record
;
2017-05-09 deposited with the CCDC.
2017-10-05 downloaded from the CCDC.
;
_cell_angle_alpha                97.698(17)
_cell_angle_beta                 96.901(15)
_cell_angle_gamma                91.598(18)
_cell_formula_units_Z            2
_cell_length_a                   8.393(5)
_cell_length_b                   11.122(7)
_cell_length_c                   21.214(13)
_cell_measurement_temperature    296(2)
_cell_volume                     1946(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0941
_diffrn_reflns_av_sigmaI/netI    0.1995
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            12304
_diffrn_reflns_theta_full        25.11
_diffrn_reflns_theta_max         25.11
_diffrn_reflns_theta_min         0.98
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  0.9857
_exptl_absorpt_correction_T_min  0.9841
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.231
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             756
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.283
_refine_diff_density_min         -0.338
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.937
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     496
_refine_ls_number_reflns         6820
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.937
_refine_ls_R_factor_all          0.2587
_refine_ls_R_factor_gt           0.1140
_refine_ls_shift/su_max          0.077
_refine_ls_shift/su_mean         0.014
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3079
_refine_ls_wR_factor_ref         0.3985
_reflns_number_gt                2251
_reflns_number_total             6820
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7tc02115a2.cif
_cod_data_source_block           cc
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Triclinic' was changed to
'triclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7236820