Introducing the Dihydro-1,3-azaboroles: Convenient Entry by a Three-Component Reaction, Synthetic and Photophysical Application
Li, Jun; Daniliuc, Constantin G.; Kartha, Kalathil K.; Fernández, Gustavo; Kehr, Gerald; Erker, Gerhard; Journal of the American Chemical Society  (2021) –; doi:10.1021/jacs.0c12236

data_4135526
_publ_section_title
;
 Introducing the Dihydro-1,3-azaboroles: Convenient Entry by a
 Three-Component Reaction, Synthetic and Photophysical Application
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_paper_doi               10.1021/jacs.0c12236
_journal_year                    2021
_chemical_formula_sum            'C34 H25 B F9 N'
_chemical_formula_weight         629.36
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           'APEX3 v2016.1-0'
_cell_angle_alpha                90
_cell_angle_beta                 95.4300(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   17.0933(3)
_cell_length_b                   9.8292(2)
_cell_length_c                   17.4543(3)
_cell_measurement_reflns_used    9899
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      66.6410
_cell_measurement_theta_min      3.4591
_cell_volume                     2919.40(9)
_computing_cell_refinement       'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_data_collection       'APEX3 v2016.1-0 (Bruker AXS Inc., 2016)'
_computing_data_reduction        'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_molecular_graphics    'APEX3 v2016.1-0 (Bruker AXS Inc., 2016)'
_computing_publication_material  'APEX3 v2016.1-0 (Bruker AXS Inc., 2016)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Kappa CCD APEXII'
_diffrn_measurement_method       'phi / omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0459
_diffrn_reflns_av_unetI/netI     0.0251
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            39288
_diffrn_reflns_theta_full        66.70
_diffrn_reflns_theta_max         66.70
_diffrn_reflns_theta_min         3.80
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_type              'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.065
_exptl_absorpt_correction_T_max  0.90
_exptl_absorpt_correction_T_min  0.78
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Bruker AXS (2014). SADABS, Version 2014/5, Bruker AXS Inc., Madison, Wisconsin,
USA.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.432
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1288
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.140
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.244
_refine_diff_density_min         -0.239
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     408
_refine_ls_number_reflns         5166
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0438
_refine_ls_R_factor_gt           0.0376
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0638P)^2^+0.6725P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1002
_refine_ls_wR_factor_ref         0.1045
_reflns_number_gt                4456
_reflns_number_total             5166
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja0c12236_si_002.cif
_cod_data_source_block           erk9655
_cod_database_code               4135526
_shelx_res_checksum              72284
_shelx_hkl_checksum              43314