Stereoselective Radical C-H Alkylation with Acceptor/Acceptor-Substituted Diazo Reagents via Co(II)-Based Metalloradical Catalysis.
Cui, Xin; Xu, Xue; Jin, Li-Mei; Wojtas, Lukasz; Zhang, X. Peter; Chemical science (Royal Society of Chemistry : 2010) 6 (2015) 1219–1224; doi:10.1039/C4SC02610A

data_1518277
_publ_section_title
;
 Stereoselective Radical C-H Alkylation with Acceptor/Acceptor-Substituted
 Diazo Reagents via Co(II)-Based Metalloradical Catalysis.
;
_journal_issue                   2
_journal_name_full
'Chemical science (Royal Society of Chemistry : 2010)'
_journal_page_first              1219
_journal_page_last               1224
_journal_paper_doi               10.1039/C4SC02610A
_journal_volume                  6
_journal_year                    2015
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C12 H11 Cl2 F O4 S'
_chemical_formula_sum            'C12 H11 Cl2 F O4 S'
_chemical_formula_weight         341.17
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.7539(3)
_cell_length_b                   8.4364(3)
_cell_length_c                   22.2865(6)
_cell_measurement_temperature    228(2)
_cell_volume                     1457.87(9)
_computing_cell_refinement       'APEX2 (Bruker, 2010); SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2010)'
_computing_data_reduction        'SAINT (Bruker, 2009);XPREP(Sheldrick,2008)'
_computing_publication_material  'APEX2 (Bruker, 2010)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008); OLEX2 (2009)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      228(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'BRUKER SMART APEXII CCD'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0770
_diffrn_reflns_av_sigmaI/netI    0.0616
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            17397
_diffrn_reflns_theta_full        68.23
_diffrn_reflns_theta_max         68.23
_diffrn_reflns_theta_min         3.97
_exptl_absorpt_coefficient_mu    5.556
_exptl_absorpt_correction_T_max  0.8970
_exptl_absorpt_correction_T_min  0.4895
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; (Sheldrick, 2003)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.554
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             696
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.322
_refine_diff_density_min         -0.300
_refine_diff_density_rms         0.048
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(2)
_refine_ls_extinction_coef       0.0018(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     183
_refine_ls_number_reflns         2634
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0507
_refine_ls_R_factor_gt           0.0417
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0227P)^2^+0.4814P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0979
_refine_ls_wR_factor_ref         0.1036
_reflns_number_gt                2272
_reflns_number_total             2634
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4sc02610a2.cif
_cod_data_source_block           xc_viii_167_1_0m
_cod_depositor_comments
'Adding full bibliography for 1518275--1518277.cif.'
_cod_original_sg_symbol_H-M      P212121
_cod_database_code               1518277