Strategy to enhance solid-state fluorescence and aggregation-induced emission enhancement effect in pyrimidine boron complexes.
Kubota, Yasuhiro; Kasatani, Kouhei; Takai, Hiroki; Funabiki, Kazumasa; Matsui, Masaki; Dalton transactions (Cambridge, England : 2003) 44 (2015) 3326–3341; doi:10.1039/c4dt03318c

data_7033533
_publ_section_title
;
 Strategy to enhance solid-state fluorescence and aggregation-induced
 emission enhancement effect in pyrimidine boron complexes.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3326
_journal_page_last               3341
_journal_paper_doi               10.1039/c4dt03318c
_journal_volume                  44
_journal_year                    2015
_chemical_formula_moiety         'C25 H17 B Cl N3 O'
_chemical_formula_sum            'C25 H17 B Cl N3 O'
_chemical_formula_weight         421.68
_chemical_melting_point          237.5(5)
_chemical_name_common            'pyrimidine_mono_CN_BPh2 '
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2014-07-17 deposited with the CCDC.
2014-12-11 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 117.211(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.425(4)
_cell_length_b                   21.350(6)
_cell_length_c                   10.573(3)
_cell_measurement_temperature    293(2)
_cell_volume                     2092.8(12)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0497
_diffrn_reflns_av_sigmaI/netI    0.0413
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            20973
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.91
_exptl_absorpt_coefficient_mu    0.205
_exptl_absorpt_correction_T_max  0.9601
_exptl_absorpt_correction_T_min  0.9601
_exptl_absorpt_correction_type   integration
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.338
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.186
_refine_diff_density_min         -0.395
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         4786
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0782
_refine_ls_R_factor_gt           0.0549
_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^)+(0.0786P)^2^+0.2222P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1432
_refine_ls_wR_factor_ref         0.1665
_reflns_number_gt                3386
_reflns_number_total             4786
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt03318c2.cif
_cod_data_source_block           13
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '237-238' was changed to '237.5(5)' -
the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 2935 2014-11-11 08:27:57Z andrius 

 Adding full bibliography for 7033531--7033535.cif.
;
_cod_original_sg_symbol_H-M      P21/a
_cod_database_code               7033533