Designing Catalysts for Nitrene Transfer Using Early Transition Metals and Redox-Active Ligands
Alan F. Heyduk; Ryan A. Zarkesh; Andy I. Nguyen; Inorganic Chemistry 50 (2011) 9849–9863; doi:10.1021/ic200911b

data_4326463
_publ_section_title
;
 Designing Catalysts for Nitrene Transfer Using Early Transition Metals
 and Redox-Active Ligands
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              9849
_journal_page_last               9863
_journal_paper_doi               10.1021/ic200911b
_journal_volume                  50
_journal_year                    2011
_chemical_formula_sum            'C36 H60 Cl2 N O4 Ta'
_chemical_formula_weight         822.70
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.5421(14)
_cell_length_b                   16.0857(16)
_cell_length_c                   17.0730(17)
_cell_measurement_reflns_used    9942
_cell_measurement_temperature    143(2)
_cell_measurement_theta_max      28.12
_cell_measurement_theta_min      3.96
_cell_volume                     3993.7(7)
_computing_cell_refinement       'Bruker SMART APEX2/SAINT'
_computing_data_collection       'Bruker SMART 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      143(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD'
_diffrn_measurement_method       'phi and omega'
_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  0.0517
_diffrn_reflns_av_sigmaI/netI    0.0455
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            46103
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         3.96
_exptl_absorpt_coefficient_mu    2.920
_exptl_absorpt_correction_T_max  0.7027
_exptl_absorpt_correction_T_min  0.4952
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.368
_exptl_crystal_density_meas      ?
_exptl_crystal_description       prism
_exptl_crystal_F_000             1688
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.13
_refine_diff_density_max         8.183
_refine_diff_density_min         -2.247
_refine_diff_density_rms         0.225
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.496(18)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.108
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     398
_refine_ls_number_reflns         9844
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.108
_refine_ls_R_factor_all          0.0705
_refine_ls_R_factor_gt           0.0610
_refine_ls_shift/su_max          0.122
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0606P)^2^+46.9369P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1511
_refine_ls_wR_factor_ref         0.1588
_reflns_number_gt                8793
_reflns_number_total             9844
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic200911b_si_001_1.cif
_cod_data_source_block           afh140
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               4326463