Quantitative Analysis on Two-Point Ligand Modulation of Iridium Catalysts for Chemodivergent C-H Amidation.
Hwang, Yeongyu; Jung, Hoimin; Lee, Euijae; Kim, Dongwook; Chang, Sukbok; Journal of the American Chemical Society  (2020) –; doi:10.1021/jacs.0c02079

data_4134867
_publ_section_title
;
 Quantitative Analysis on Two-Point Ligand Modulation of Iridium Catalysts
 for Chemodivergent C-H Amidation.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_paper_doi               10.1021/jacs.0c02079
_journal_year                    2020
_chemical_formula_sum            'C24 H29 Cl I2 Ir N O'
_chemical_formula_weight         828.93
_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-2018/3
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.5710(15)
_cell_length_b                   14.723(3)
_cell_length_c                   23.143(5)
_cell_measurement_reflns_used    66140
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      34.080
_cell_measurement_theta_min      0.372
_cell_volume                     2579.7(9)
_computing_cell_refinement       HKL3000sm
_computing_data_collection       'PAL BL2D-SMDC Program'
_computing_data_reduction        HKL3000sm
_computing_structure_refinement  SHELXL
_computing_structure_solution    SHELXS
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rayonix MX225HS CCD area detector'
_diffrn_measurement_method       'omega scan'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.650
_diffrn_reflns_av_R_equivalents  0.0415
_diffrn_reflns_av_unetI/netI     0.0336
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            26598
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        22.955
_diffrn_reflns_theta_max         27.000
_diffrn_reflns_theta_min         1.499
_diffrn_source                   'PLSII 2D bending magnet'
_exptl_absorpt_coefficient_mu    6.045
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.933
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'HKL3000sm Scalepack'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.134
_exptl_crystal_description       plate
_exptl_crystal_F_000             1552
_exptl_crystal_size_max          0.032
_exptl_crystal_size_mid          0.019
_exptl_crystal_size_min          0.012
_refine_diff_density_max         0.837
_refine_diff_density_min         -1.166
_refine_diff_density_rms         0.119
_refine_ls_abs_structure_details
;
 Flack x determined using 2953 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.001(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.006
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     279
_refine_ls_number_reflns         7358
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.0233
_refine_ls_R_factor_gt           0.0214
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0271P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0509
_refine_ls_wR_factor_ref         0.0514
_reflns_Friedel_coverage         0.776
_reflns_Friedel_fraction_full    0.998
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                6988
_reflns_number_total             7358
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja0c02079_si_002.cif
_cod_data_source_block           PO19114_019
_cod_database_code               4134867
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.830
_shelx_estimated_absorpt_t_max   0.931
_shelx_res_checksum              86575
_shelx_hkl_checksum              23905