Early‒Late Heterobimetallic Complexes with a Ta‒Ir Multiple Bond: Bimetallic Oxidative Additions of C‒H, N‒H, and O‒H Bonds
Oishi, Masataka; Kino, Masashi; Saso, Masayuki; Oshima, Masato; Suzuki, Hiroharu; Organometallics 31 (2012) 4658–; doi:10.1021/om300429u

data_4078803
_publ_section_title
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 Early--Late Heterobimetallic Complexes with a Ta--Ir Multiple Bond:
 Bimetallic Oxidative Additions of C--H, N--H, and O--H Bonds
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_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              4658
_journal_paper_doi               10.1021/om300429u
_journal_volume                  31
_journal_year                    2012
_chemical_formula_sum            'C27 H51 Ir N Si Ta'
_chemical_formula_weight         790.93
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 98.5860(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   15.1581(4)
_cell_length_b                   17.6572(6)
_cell_length_c                   22.6264(7)
_cell_measurement_reflns_used    28589
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      3.04
_cell_volume                     5988.1(3)
_computing_cell_refinement       'PROCESS-AUTO (T.Higashi, 1998)'
_computing_data_collection       'PROCESS-AUTO (T.Higashi, 1998)'
_computing_data_reduction        'PROCESS-AUTO (T.Higashi, 1998)'
_computing_molecular_graphics    'ORTEX (P.McArdle, 1995)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_detector_area_resol_mean 100
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID Imaging Plate'
_diffrn_measurement_method       'oscillation photograph'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rigaku Rotating Anode ultraX18'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0625
_diffrn_reflns_av_sigmaI/netI    0.0518
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            28589
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.04
_exptl_absorpt_coefficient_mu    8.146
_exptl_absorpt_correction_T_max  0.2597
_exptl_absorpt_correction_T_min  0.1158
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'NUMABS (T.Higashi, 1999)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.755
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3072
_exptl_crystal_size_max          0.379
_exptl_crystal_size_mid          0.321
_exptl_crystal_size_min          0.277
_refine_diff_density_max         2.281
_refine_diff_density_min         -1.452
_refine_diff_density_rms         0.158
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     297
_refine_ls_number_reflns         6841
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0325
_refine_ls_R_factor_gt           0.0295
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0111P)^2^+52.7572P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0721
_refine_ls_wR_factor_ref         0.0738
_reflns_number_gt                6363
_reflns_number_total             7068
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om300429u_si_002.cif
_cod_data_source_block           4a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' 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_original_sg_symbol_H-M      C2/c
_cod_database_code               4078803