Bimetallic Cluster Complexes: The Synthesis, Structures, and Bonding of Ruthenium Carbonyl Cluster Complexes Containing Palladium and Platinum with the Bulky Tri-tert-butyl-phosphine Ligand
Adams, Richard D.; Captain, Burjor; Fu, Wei; Hall, Michael B.; Manson, Josiah; Smith, Mark D.; Webster, Charles Edwin; Journal of the American Chemical Society 126 (2004) 5253–5267; doi:10.1021/ja039541p

data_4119086
_publ_section_title
;
 Bimetallic Cluster Complexes:&#x00A0; The Synthesis, Structures, and
 Bonding of Ruthenium Carbonyl Cluster Complexes Containing Palladium and
 Platinum with the Bulky Tri-tert-butyl-phosphine Ligand
;
_journal_issue                   16
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5253
_journal_page_last               5267
_journal_paper_doi               10.1021/ja039541p
_journal_volume                  126
_journal_year                    2004
_chemical_formula_sum            'C42 H54 O17 P2 Pd2 Ru6'
_chemical_formula_weight         1712.01
_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            8
_cell_length_a                   15.1983(11)
_cell_length_b                   19.7491(15)
_cell_length_c                   35.841(3)
_cell_measurement_reflns_used    9699
_cell_measurement_temperature    190(2)
_cell_measurement_theta_max      26.35
_cell_measurement_theta_min      2.27
_cell_volume                     10757.8(14)
_computing_cell_refinement       'SAINT+ NT V6.02a (Bruker, 1998)'
_computing_data_collection       'SMART NT V5.619 (Bruker, 2000)'
_computing_data_reduction        'SAINT+ NT V6.02a'
_computing_molecular_graphics    'SHELXTL V5.1 (Sheldrick, 1997)'
_computing_publication_material  'SHELXTL V5.1'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      190(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART APEX CCD diffractometer'
_diffrn_measurement_method       '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  0.0412
_diffrn_reflns_av_sigmaI/netI    0.0514
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       44
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            60260
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         1.53
_diffrn_standards_decay_%        <1
_exptl_absorpt_coefficient_mu    2.413
_exptl_absorpt_correction_T_max  0.74
_exptl_absorpt_correction_T_min  0.48
_exptl_absorpt_correction_type   SADABS
_exptl_absorpt_process_details   '(SADABS, Bruker, 1997)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.114
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       bar
_exptl_crystal_F_000             6624
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.791
_refine_diff_density_min         -0.787
_refine_diff_density_rms         0.127
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.019(18)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.951
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1279
_refine_ls_number_reflns         21987
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.951
_refine_ls_R_factor_all          0.0329
_refine_ls_R_factor_gt           0.0296
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0209P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0559
_refine_ls_wR_factor_ref         0.0567
_reflns_number_gt                20374
_reflns_number_total             21987
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja039541psup5.cif
_cod_data_source_block           bc3262s
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               4119086
_cod_duplicate_entry 4112481