Enzyme-Like Catalysis via Ternary Complex Mechanism: Alkoxy-Bridged Dinuclear Cobalt Complex Mediates Chemoselective O-Esterification over N-Amidation
Yukiko Hayashi; Stefano Santoro; Yuki Azuma; Fahmi Himo; Takashi Ohshima; Kazushi Mashima; Journal of the American Chemical Society 135 (2013) 6192–6199; doi:10.1021/ja400367h

data_4119614
_publ_section_title
;
 Enzyme-Like Catalysis via Ternary Complex Mechanism: Alkoxy-Bridged
 Dinuclear Cobalt Complex Mediates Chemoselective O-Esterification over
 N-Amidation
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6192
_journal_page_last               6199
_journal_paper_doi               10.1021/ja400367h
_journal_volume                  135
_journal_year                    2013
_chemical_formula_moiety         'C37 H42 Co N4 O4'
_chemical_formula_sum            'C37 H42 Co N4 O4'
_chemical_formula_weight         665.70
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.0000
_cell_angle_beta                 94.605(5)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   12.0528(13)
_cell_length_b                   15.1077(15)
_cell_length_c                   18.2869(16)
_cell_measurement_reflns_used    4071
_cell_measurement_temperature    113
_cell_measurement_theta_max      27.49
_cell_measurement_theta_min      3.01
_cell_volume                     3319.1(6)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'CrystalStructure 4.0'
_computing_publication_material  'CrystalStructure 4.0 (Rigaku, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare, et al., 1994)'
_diffrn_ambient_temperature      113
_diffrn_detector_area_resol_mean 7.314
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Rigaku Mercury70'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0487
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            15683
_diffrn_reflns_theta_full        27.61
_diffrn_reflns_theta_max         27.60
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.563
_exptl_absorpt_correction_T_max  0.874
_exptl_absorpt_correction_T_min  0.829
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.332
_exptl_crystal_description       block
_exptl_crystal_F_000             1404.00
_exptl_crystal_size_max          0.260
_exptl_crystal_size_mid          0.260
_exptl_crystal_size_min          0.240
_refine_diff_density_max         0.630
_refine_diff_density_min         -0.420
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.093
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     247
_refine_ls_number_reflns         3816
_refine_ls_number_restraints     0
_refine_ls_R_factor_gt           0.0425
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0500P)^2^+2.9436P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1116
_reflns_number_gt                3126
_reflns_number_total             3816
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            ja400367h_si_001.cif
_cod_data_source_block           Co-piv-bpy_1000eq
_cod_database_code               4119614