Formation of Reactive π-Conjugated Frustrated N/B Pairs by Borane-Induced Propargyl Amine Rearrangement.
Wang, Tongdao; Daniliuc, Constantin G.; Mück-Lichtenfeld, Christian; Kehr, Gerald; Erker, Gerhard; Journal of the American Chemical Society 140 (2018) 3635–3643; doi:10.1021/jacs.7b11958

data_4131867
_publ_section_title
;
 Formation of Reactive \p-Conjugated Frustrated N/B Pairs by
 Borane-Induced Propargyl Amine Rearrangement.
;
_journal_issue                   10
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              3635
_journal_page_last               3643
_journal_paper_doi               10.1021/jacs.7b11958
_journal_volume                  140
_journal_year                    2018
_chemical_formula_sum            'C29 H28 B F10 N'
_chemical_formula_weight         591.33
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_cell_angle_alpha                90
_cell_angle_beta                 129.007(8)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   29.854(5)
_cell_length_b                   10.5623(15)
_cell_length_c                   23.234(6)
_cell_measurement_reflns_used    6027
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      67.2498
_cell_measurement_theta_min      3.8743
_cell_volume                     5693(2)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection       'APEX2 v.2014.1--1 (Bruker AXS Inc., 2014)'
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_molecular_graphics    'APEX2 v.2014.1--1 (Bruker AXS Inc., 2014)'
_computing_publication_material  'APEX2 v.2014.1--1 (Bruker AXS Inc., 2014)'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL--2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'KappaCCD 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  0.1238
_diffrn_reflns_av_unetI/netI     0.0873
_diffrn_reflns_limit_h_max       34
_diffrn_reflns_limit_h_min       -35
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            50051
_diffrn_reflns_theta_full        66.59
_diffrn_reflns_theta_max         66.59
_diffrn_reflns_theta_min         3.81
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_type              'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.099
_exptl_absorpt_correction_T_max  0.98
_exptl_absorpt_correction_T_min  0.82
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Bruker AXS (2014). SADABS, Version 2014/2, Bruker AXS Inc., Madison, Wisconsin,
USA.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.380
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2432
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.228
_refine_diff_density_min         -0.308
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     395
_refine_ls_number_reflns         4957
_refine_ls_number_restraints     27
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0867
_refine_ls_R_factor_gt           0.0526
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+8.9223P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1107
_refine_ls_wR_factor_ref         0.1281
_reflns_number_gt                3430
_reflns_number_total             4957
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja7b11958_si_003.cif
_cod_data_source_block           erk8246
_cod_original_cell_volume        5693.(2)
_cod_database_code               4131867
_shelx_res_checksum              48384
_shelx_hkl_checksum              11247