Cleavage of Ether, Ester, and Tosylate C(sp3)-O Bonds by an Iridium Complex, Initiated by Oxidative Addition of C-H Bonds. Experimental and Computational Studies
Sabuj Kundu; Jongwook Choi; David Y. Wang; Yuriy Choliy; Thomas J. Emge; Karsten Krogh-Jespersen; Alan S. Goldman; Journal of the American Chemical Society 135 (2013) 5127–5143; doi:10.1021/ja312464b

data_4119527
_publ_section_title
;
 Cleavage of Ether, Ester, and Tosylate C(sp3)-O Bonds by an Iridium
 Complex, Initiated by Oxidative Addition of C-H Bonds. Experimental and
 Computational Studies
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5127
_journal_page_last               5143
_journal_paper_doi               10.1021/ja312464b
_journal_volume                  135
_journal_year                    2013
_chemical_formula_sum            'C32 H51 Ir O2 P2'
_chemical_formula_weight         721.87
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 97.035(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.459(3)
_cell_length_b                   10.2015(13)
_cell_length_c                   15.900(2)
_cell_measurement_reflns_used    4187
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.60
_cell_measurement_theta_min      2.26
_cell_volume                     3132.6(7)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0720
_diffrn_reflns_av_sigmaI/netI    0.0711
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            32641
_diffrn_reflns_theta_full        29.57
_diffrn_reflns_theta_max         29.57
_diffrn_reflns_theta_min         2.11
_exptl_absorpt_coefficient_mu    4.391
_exptl_absorpt_correction_T_max  0.7460
_exptl_absorpt_correction_T_min  0.5948
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker APEX2'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.531
_exptl_crystal_description       rod
_exptl_crystal_F_000             1464
_exptl_crystal_size_max          .2
_exptl_crystal_size_mid          .1
_exptl_crystal_size_min          .05
_refine_diff_density_max         2.265
_refine_diff_density_min         -1.535
_refine_diff_density_rms         0.178
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     350
_refine_ls_number_reflns         8739
_refine_ls_number_restraints     11
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.0683
_refine_ls_R_factor_gt           0.0418
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0400P)^2^+2.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0846
_refine_ls_wR_factor_ref         0.0940
_reflns_number_gt                6497
_reflns_number_total             8739
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja312464b_si_006.cif
_cod_data_source_block           dyw-3-7
_cod_database_code               4119527