A rare olefin 1,1-carboboration reaction opens a synthetic pathway to an unusually structured frustrated Lewis pair.
Chen, Chaohuang; Daniliuc, Constantin G.; Mück-Lichtenfeld, Christian; Kehr, Gerald; Erker, Gerhard; Chemical communications (Cambridge, England) 56 (2020) 8806–8809; doi:10.1039/d0cc01255f

data_7126775
_publ_section_title
;
 A rare olefin 1,1-carboboration reaction opens a synthetic pathway to an
 unusually structured frustrated Lewis pair.
;
_journal_issue                   62
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              8806
_journal_page_last               8809
_journal_paper_doi               10.1039/d0cc01255f
_journal_volume                  56
_journal_year                    2020
_chemical_formula_sum            'C49 H41 B F10 N P'
_chemical_formula_weight         875.61
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           'APEX3 v2016.1-0'
_audit_update_record
;
2019-09-12 deposited with the CCDC.	2020-06-17 downloaded from the CCDC.
;
_cell_angle_alpha                78.2740(10)
_cell_angle_beta                 83.6580(10)
_cell_angle_gamma                79.969(3)
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_cell_measurement_temperature    173.(2)
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      4.08
_cell_volume                     2595.93(16)
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_computing_data_collection
;

Collect (Nonius B.V., 1998)
;
_computing_data_reduction        'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'XP (Sheldrick, 2014)'
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_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      173.(2)
_diffrn_measured_fraction_theta_full 0.966
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'rotating anode Nonius FR591'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  'Montel mirror'
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_diffrn_source                   'Mo rotating anode'
_diffrn_source_type              'Mo rotating anode'
_exptl_absorpt_coefficient_mu    0.119
_exptl_absorpt_correction_T_max  0.99
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'Denzo (Otwinowski, Borek, Majewski & Minor, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.120
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
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_exptl_crystal_size_mid          0.080
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_refine_ls_extinction_method     none
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_refine_ls_number_reflns         8847
_refine_ls_number_restraints     230
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.1011
_refine_ls_R_factor_gt           0.0756
_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^)+(0.0502P)^2^+4.4798P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1613
_refine_ls_wR_factor_ref         0.1829
_reflns_number_gt                6757
_reflns_number_total             8847
_reflns_threshold_expression     'I > 2\s(I)'
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'Adding full bibliography for 7126774--7126779.cif.'
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