gem-Dibromovinyl boron dipyrrins: synthesis, spectral properties and crystal structures.
Ali, Hasrat; Guérin, Brigitte; van Lier, Johan E.; Dalton transactions (Cambridge, England : 2003) 48 (2019) 11492–11507; doi:10.1039/c9dt02309g

data_7700406
_publ_section_title
;
 gem-Dibromovinyl boron dipyrrins: synthesis, spectral properties and
 crystal structures.
;
_journal_issue                   30
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              11492
_journal_page_last               11507
_journal_paper_doi               10.1039/c9dt02309g
_journal_volume                  48
_journal_year                    2019
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C21 H20 B1 Br2 F2 N2'
_chemical_formula_sum            'C21 H19 B Br2 F2 N2'
_chemical_formula_weight         508.01
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_block_doi                 10.5517/ccdc.csd.cc22jlqy
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4
_audit_creation_date             2016-10-11T13:14:42-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2019-06-12 deposited with the CCDC.    2019-07-02 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.0780(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.5997(3)
_cell_length_b                   13.1225(4)
_cell_length_c                   14.7707(4)
_cell_measurement_reflns_used    9935
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      69.8067
_cell_measurement_theta_min      4.5225
_cell_measurement_wavelength     1.54186
_cell_volume                     2038.87(10)
_computing_cell_refinement       'SAINT V8.27B integration software'
_computing_data_collection       'Bruker APEX2 software'
_computing_data_reduction        'SORTAV (Blessing, 1995)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector                 'APEX-II CCD'
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II'
_diffrn_measurement_method       '\f or \w oscillation scans'
_diffrn_orient_matrix_type       'x-axis to radiation source'
_diffrn_orient_matrix_UB_11      0.42886E-1
_diffrn_orient_matrix_UB_12      -0.567114E-2
_diffrn_orient_matrix_UB_13      -0.564187E-1
_diffrn_orient_matrix_UB_21      0.505394E-1
_diffrn_orient_matrix_UB_22      -0.59289E-1
_diffrn_orient_matrix_UB_23      0.271331E-1
_diffrn_orient_matrix_UB_31      -0.681484E-1
_diffrn_orient_matrix_UB_32      -0.475381E-1
_diffrn_orient_matrix_UB_33      -0.271095E-1
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.1207
_diffrn_reflns_av_unetI/netI     0.1299
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            11257
_diffrn_reflns_reduction_process
;
 Scaled and merged with Sortav
 R.H. Blessing, (1987) Cryst. Rev. 1, 3-58
 R.H. Blessing, (1989) J. Appl. Cryst. 22, 396-397
;
_diffrn_reflns_theta_full        70
_diffrn_reflns_theta_max         71.41
_diffrn_reflns_theta_min         4.52
_diffrn_source                   'sealed x-ray tube'
_exptl_absorpt_coefficient_mu    5.274
_exptl_absorpt_correction_T_max  0.753
_exptl_absorpt_correction_T_min  0.44
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2012/1 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.655
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1008
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.16
_refine_diff_density_max         1.063
_refine_diff_density_min         -1.14
_refine_diff_density_rms         0.159
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.932
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     257
_refine_ls_number_reflns         3868
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.932
_refine_ls_R_factor_all          0.1178
_refine_ls_R_factor_gt           0.0589
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0744P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1336
_refine_ls_wR_factor_ref         0.161
_reflns_number_gt                2187
_reflns_number_total             3868
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c9dt02309g2.cif
_cod_data_source_block           cu_van_lier_ha_4090a_0m
_cod_depositor_comments
'Adding full bibliography for 7700406--7700415.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7700406