Copper-Catalyzed Radical 1,4-Difunctionalization of 1,3-Enynes with Alkyl Diacyl Peroxides and N-Fluorobenzenesulfonimide.
Zhu, Xiaotao; Deng, Weili; Chiou, Mong-Feng; Ye, Changqing; Jian, Wujun; Zeng, Yuehua; Jiao, Yihang; Ge, Liang; Li, Yajun; Zhang, Xinhao; Bao, Hongli; Journal of the American Chemical Society 141 (2019) 548–559; doi:10.1021/jacs.8b11499

data_4133588
_publ_section_title
;
 Copper-Catalyzed Radical 1,4-Difunctionalization of 1,3-Enynes with Alkyl
 Diacyl Peroxides and N-Fluorobenzenesulfonimide.
;
_journal_issue                   1
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              548
_journal_page_last               559
_journal_paper_doi               10.1021/jacs.8b11499
_journal_volume                  141
_journal_year                    2019
_chemical_formula_moiety         'C27 H24 N2 O4 S2'
_chemical_formula_sum            'C27 H24 N2 O4 S2'
_chemical_formula_weight         504.60
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2016/6
_cell_angle_alpha                90
_cell_angle_beta                 104.554(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.5006(6)
_cell_length_b                   24.2369(12)
_cell_length_c                   10.9473(8)
_cell_measurement_reflns_used    7173
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.08
_cell_measurement_theta_min      2.37
_cell_volume                     2439.9(3)
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_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  0.2096
_diffrn_reflns_av_unetI/netI     0.0871
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            38611
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.112
_diffrn_reflns_theta_min         2.215
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.256
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6948
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.374
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1056
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.050
_refine_diff_density_max         0.581
_refine_diff_density_min         -0.803
_refine_diff_density_rms         0.129
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.122
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     317
_refine_ls_number_reflns         5378
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.122
_refine_ls_R_factor_all          0.0867
_refine_ls_R_factor_gt           0.0641
_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^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1608
_refine_ls_wR_factor_ref         0.1821
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4141
_reflns_number_total             5378
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja8b11499_si_004.cif
_cod_data_source_block           mo_zxt1_0m_a
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4133588
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_min   0.951
_shelx_estimated_absorpt_t_max   0.987
_shelx_res_checksum              79479
_shelx_hkl_checksum              69214