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_1558969
_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         'C18 H16 O5 S'
_chemical_formula_sum            'C18 H16 O5 S'
_chemical_formula_weight         344.37
_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             2019-04-23
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-07-27 deposited with the CCDC.	2020-08-31 downloaded from the CCDC.
;
_cell_angle_alpha                69.159(2)
_cell_angle_beta                 87.173(2)
_cell_angle_gamma                79.345(2)
_cell_formula_units_Z            2
_cell_length_a                   4.9916(3)
_cell_length_b                   12.1921(6)
_cell_length_c                   13.9226(8)
_cell_measurement_reflns_used    7902
_cell_measurement_temperature    100
_cell_measurement_theta_max      27.54
_cell_measurement_theta_min      2.79
_cell_volume                     778.09(8)
_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 PHOTO 100 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker PHOTO 100 area detector'
_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  0.0379
_diffrn_reflns_av_unetI/netI     0.0389
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            11283
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.569
_diffrn_reflns_theta_min         3.015
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.234
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6460
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1203 before and 0.0556 after correction. The Ratio of minimum to maximum transmission is 0.8664. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.470
_exptl_crystal_description       prism
_exptl_crystal_F_000             360
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.374
_refine_diff_density_min         -0.385
_refine_diff_density_rms         0.058
_refine_ls_extinction_coef       0.013(3)
_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   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     220
_refine_ls_number_reflns         3585
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0468
_refine_ls_R_factor_gt           0.0370
_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^)+(0.0377P)^2^+0.5114P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0906
_refine_ls_wR_factor_ref         0.0956
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3077
_reflns_number_total             3585
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc04180g2.cif
_cod_data_source_block           cxy0708_0m
_cod_database_code               1558969
_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
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C15(H15A,H15B), C16(H16A,H16B)
2.b Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C8(H8), C9(H9), C13(H13), C18(H18)
2.c Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C), C12(H12A,H12B,H12C)
;
_olex2_submission_special_instructions 'No special instructions were received'