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_4119530
_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            'C31 H44 Ir O2 P2'
_chemical_formula_weight         702.80
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                97.612(6)
_cell_angle_beta                 96.676(6)
_cell_angle_gamma                109.943(6)
_cell_formula_units_Z            2
_cell_length_a                   10.597(2)
_cell_length_b                   10.845(2)
_cell_length_c                   15.489(3)
_cell_measurement_reflns_used    788
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.38
_cell_measurement_theta_min      2.27
_cell_volume                     1633.5(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0213
_diffrn_reflns_av_sigmaI/netI    0.0370
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            14368
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         2.03
_exptl_absorpt_coefficient_mu    4.208
_exptl_absorpt_correction_T_max  0.8497
_exptl_absorpt_correction_T_min  0.5180
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SAINT (SADABS)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.429
_exptl_crystal_description       lathe
_exptl_crystal_F_000             706
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.04
_refine_diff_density_max         4.202
_refine_diff_density_min         -1.392
_refine_diff_density_rms         0.229
_refine_ls_extinction_coef       0.0000(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   0.969
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     347
_refine_ls_number_reflns         7867
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.969
_refine_ls_R_factor_all          0.0426
_refine_ls_R_factor_gt           0.0348
_refine_ls_shift/su_max          10.681
_refine_ls_shift/su_mean         0.031
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0700P)^2^+12.5486P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0913
_refine_ls_wR_factor_ref         0.1152
_reflns_number_gt                7132
_reflns_number_total             7867
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja312464b_si_009.cif
_cod_data_source_block           irmebz
_cod_original_cell_volume        1633.5(6)
_cod_database_code               4119530