Unsymmetrically Bridged Methyl Groups as Intermediates in the Transformation of Bridging Methylene to Bridging Acetyl Groups: Ligand Migrations and Migratory Insertions in Mixed Iridium/Ruthenium Complexes
Samant, Rahul G.; Trepanier, Steven J.; Wigginton, James R.; Xu, Li; Bierenstiel, Matthias; McDonald, Robert; Ferguson, Michael J.; Cowie, Martin; Organometallics 28 (2009) 3407–; doi:10.1021/om900127u

data_4069296
_publ_section_title
;
 Unsymmetrically Bridged Methyl Groups as Intermediates in the
 Transformation of Bridging Methylene to Bridging Acetyl Groups: Ligand
 Migrations and Migratory Insertions in Mixed Iridium/Ruthenium Complexes
;
_journal_issue                   12
_journal_name_full               Organometallics
_journal_page_first              3407
_journal_paper_doi               10.1021/om900127u
_journal_volume                  28
_journal_year                    2009
_chemical_formula_moiety         'C55 H47 Ir O4 P4 Ru, 3(C H2 Cl2), 2(B F4)'
_chemical_formula_sum            'C58 H53 B2 Cl6 F8 Ir O4 P4 Ru'
_chemical_formula_weight         1617.47
_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                 112.097(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.899(3)
_cell_length_b                   14.728(3)
_cell_length_c                   24.634(4)
_cell_measurement_reflns_used    5177
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      26.45
_cell_measurement_theta_min      2.00
_cell_volume                     6353.1(19)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      193(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0695
_diffrn_reflns_av_sigmaI/netI    0.0888
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            30759
_diffrn_reflns_theta_full        26.45
_diffrn_reflns_theta_max         26.45
_diffrn_reflns_theta_min         1.16
_exptl_absorpt_coefficient_mu    2.752
_exptl_absorpt_correction_T_max  0.8310
_exptl_absorpt_correction_T_min  0.5203
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1997)'
_exptl_crystal_colour            red-orange
_exptl_crystal_density_diffrn    1.691
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             3192
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.06
_refine_diff_density_max         3.711
_refine_diff_density_min         -3.108
_refine_diff_density_rms         0.188
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.968
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     758
_refine_ls_number_reflns         13001
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.968
_refine_ls_R_factor_all          0.1032
_refine_ls_R_factor_gt           0.0560
_refine_ls_shift/su_max          0.025
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0778P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1279
_refine_ls_wR_factor_ref         0.1499
_reflns_number_gt                7896
_reflns_number_total             13001
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om900127u_si_002.cif
_cod_data_source_block           9
_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 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        6353.4(18)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4069296