Copper-catalyzed C-H [3 + 2] annulation of N-substituted anilines with α-carbonyl alkyl bromides via C(sp<sup>3</sup>)-Br/C(sp<sup>2</sup>)-H functionalization.
Cao, An-Zhu; Xiao, Yu-Ting; Wu, Yan-Chen; Song, Ren-Jie; Xie, Ye-Xiang; Li, Jin-Heng; Organic & biomolecular chemistry 18 (2020) 2170–2174; doi:10.1039/d0ob00399a

data_7157370
_publ_section_title
;
 Copper-catalyzed C-H [3 + 2] annulation of N-substituted anilines with
 \a-carbonyl alkyl bromides via C(sp<sup>3</sup>)-Br/C(sp<sup>2</sup>)-H
 functionalization.
;
_journal_issue                   11
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              2170
_journal_page_last               2174
_journal_paper_doi               10.1039/d0ob00399a
_journal_volume                  18
_journal_year                    2020
_chemical_formula_moiety         C24H31NO
_chemical_formula_sum            'C24 H31 N O'
_chemical_formula_weight         349.50
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2019-11-05 deposited with the CCDC.	2020-02-27 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.9119(18)
_cell_length_b                   15.078(5)
_cell_length_c                   23.745(7)
_cell_measurement_reflns_used    6450
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      26.86
_cell_measurement_theta_min      2.70
_cell_volume                     2116.6(11)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0352
_diffrn_reflns_av_unetI/netI     0.0269
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            16340
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.496
_diffrn_reflns_theta_min         2.183
_exptl_absorpt_coefficient_mu    0.066
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.097
_exptl_crystal_description       block
_exptl_crystal_F_000             760
_exptl_crystal_size_max          0.130
_exptl_crystal_size_mid          0.110
_exptl_crystal_size_min          0.100
_exptl_transmission_factor_max   0.9897
_exptl_transmission_factor_min   0.6321
_refine_diff_density_max         0.332
_refine_diff_density_min         -0.187
_refine_diff_density_rms         0.031
_refine_ls_abs_structure_details
; 
 Flack x determined using 1302 quotients [(I+)-(I-)]/[(I+)+(I-)] 
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259). 
;
_refine_ls_abs_structure_Flack   1.3(7)
_refine_ls_extinction_coef       0.025(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     244
_refine_ls_number_reflns         3936
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0502
_refine_ls_R_factor_gt           0.0435
_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^)+(0.0733P)^2^+0.3994P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1197
_refine_ls_wR_factor_ref         0.1260
_reflns_Friedel_coverage         0.717
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                3489
_reflns_number_total             3936
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0ob00399a2.cif
_cod_data_source_block           A
_cod_depositor_comments          'Adding full bibliography for 7157370.cif.'
_cod_database_code               7157370
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.992
_shelx_estimated_absorpt_t_max   0.993
_shelx_res_checksum              60339