Lewis Acid-Assisted Ir(III) Reductive Elimination Enables Construction of Seven-Membered-Ring Sulfoxides
He, Chuan; Yang, Wu; Li, Yingzi; Zhu, Jiefeng; Liu, Wentan; Ke, Jie; Chemical Science  (2020) –; doi:10.1039/D0SC04180G

data_1558972
_publ_section_title
;
 Lewis Acid-Assisted Ir(III) Reductive Elimination Enables Construction of
 Seven-Membered-Ring Sulfoxides
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D0SC04180G
_journal_year                    2020
_chemical_formula_moiety         'C10 H6 Br2 O2 S3'
_chemical_formula_sum            'C10 H6 Br2 O2 S3'
_chemical_formula_weight         414.15
_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
_atom_sites_solution_primary     dual
_audit_creation_date             2019-11-28
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-12-10 deposited with the CCDC.	2020-08-31 downloaded from the CCDC.
;
_cell_angle_alpha                73.356(2)
_cell_angle_beta                 87.222(2)
_cell_angle_gamma                79.5970(10)
_cell_formula_units_Z            2
_cell_length_a                   5.8021(3)
_cell_length_b                   10.4926(5)
_cell_length_c                   10.9378(5)
_cell_measurement_reflns_used    9923
_cell_measurement_temperature    100
_cell_measurement_theta_max      30.61
_cell_measurement_theta_min      3.21
_cell_volume                     627.49(5)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100
_diffrn_detector                 'Bruker PHOTON 100 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CMOS area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'BrukerD8 venture microsource'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0581
_diffrn_reflns_av_unetI/netI     0.0468
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            15988
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.617
_diffrn_reflns_theta_min         2.057
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.942
_exptl_absorpt_correction_T_max  0.0999
_exptl_absorpt_correction_T_min  0.0291
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1572 before and 0.0862 after correction. The Ratio of minimum to maximum transmission is 0.2913. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    2.192
_exptl_crystal_description       block
_exptl_crystal_F_000             400
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.440
_refine_diff_density_min         -0.867
_refine_diff_density_rms         0.189
_refine_ls_extinction_coef       0.0110(19)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2016/6 (Sheldrick 2016)'
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     155
_refine_ls_number_reflns         3865
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0433
_refine_ls_R_factor_gt           0.0364
_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^)+(0.0616P)^2^+0.3780P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1012
_refine_ls_wR_factor_ref         0.1059
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3399
_reflns_number_total             3865
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc04180g2.cif
_cod_data_source_block           cxy1020_0m
_cod_database_code               1558972
_shelx_shelxl_version_number     2016/6
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C1(H1A,H1B), C7(H7A,H7B)
2.b Aromatic/amide H refined with riding coordinates:
 C8(H8), C10(H10)
;
_olex2_submission_special_instructions 'No special instructions were received'