Copper-catalyzed borylative aminomethylation of C-C double and triple bonds with N,O-acetal.
Qiu, Xianfan; Xu, Liugen; Wang, Shuxia; Dai, Ying; Feng, Yunqiu; Gong, Chang; Tao, Chuanzhou; Chemical communications (Cambridge, England) 57 (2021) 3279–3282; doi:10.1039/d1cc00093d

data_7127981
_publ_section_title
;
 Copper-catalyzed borylative aminomethylation of C-C double and triple
 bonds with N,O-acetal.
;
_journal_issue                   26
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              3279
_journal_page_last               3282
_journal_paper_doi               10.1039/d1cc00093d
_journal_volume                  57
_journal_year                    2021
_chemical_formula_sum            'C29 H36 B N O2'
_chemical_formula_weight         441.40
_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
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2021-01-07 deposited with the CCDC.	2021-02-23 downloaded from the CCDC.
;
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_cell_angle_gamma                90
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_cell_length_c                   20.85(3)
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_cell_measurement_temperature    296(2)
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_cell_measurement_theta_min      2.581
_cell_volume                     2613(6)
_computing_cell_refinement       'SMART(Bruker, 2000)'
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_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_limit_l_min       -27
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_diffrn_source                   'fine-focus sealed tube'
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_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.122
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
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_refine_ls_number_reflns         5955
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_refine_ls_R_factor_all          0.0858
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1200P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1738
_refine_ls_wR_factor_ref         0.1986
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3931
_reflns_number_total             5955
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1cc00093d2.cif
_cod_data_source_block           qxf_0m
_cod_depositor_comments          'Adding full bibliography for 7127981.cif.'
_cod_original_cell_volume        2612(7)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7127981
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_min   0.992
_shelx_estimated_absorpt_t_max   0.994
_shelx_res_checksum              16088