Unsaturated Platinum-Rhenium Cluster Complexes. Synthesis, Structures and Reactivity
Richard D. Adams; Burjor Captain; Mark D. Smith; Chad Beddie; Michael B. Hall; Journal of the American Chemical Society 129 (2007) 5981–5991; doi:10.1021/ja070773o

data_4109387
_publ_section_title
;
 Unsaturated Platinum-Rhenium Cluster Complexes. Synthesis, Structures and
 Reactivity
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5981
_journal_page_last               5991
_journal_paper_doi               10.1021/ja070773o
_journal_volume                  129
_journal_year                    2007
_chemical_formula_sum            'C31 H54 O7 P2 Pt2 Re2'
_chemical_formula_weight         1363.26
_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            12
_cell_length_a                   15.2359(14)
_cell_length_b                   15.2464(14)
_cell_length_c                   50.847(5)
_cell_measurement_reflns_used    5214
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.10
_cell_measurement_theta_min      2.24
_cell_volume                     11811.4(19)
_computing_cell_refinement       'SAINT+  V6.2 (Bruker, 2001)'
_computing_data_collection       'SMART V5.625 (Bruker, 2001)'
_computing_data_reduction        'SAINT+  V6.2'
_computing_molecular_graphics    'SHELXTL V6.1 (Sheldrick, 1997)'
_computing_publication_material  'SHELXTL V6.1'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0689
_diffrn_reflns_av_sigmaI/netI    0.0554
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       60
_diffrn_reflns_limit_l_min       -60
_diffrn_reflns_number            97873
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         0.80
_diffrn_standards_decay_%        <1
_exptl_absorpt_coefficient_mu    13.333
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.474
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS, Bruker, 1997)'
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    2.300
_exptl_crystal_description       Bar
_exptl_crystal_F_000             7584
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.04
_refine_diff_density_max         10.175
_refine_diff_density_min         -4.634
_refine_diff_density_rms         0.456
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.50(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     620
_refine_ls_number_reflns         20882
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0853
_refine_ls_R_factor_gt           0.0734
_refine_ls_shift/su_max          1.815
_refine_ls_shift/su_mean         0.008
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0653P)^2^+919.9987P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1747
_refine_ls_wR_factor_ref         0.1832
_reflns_number_gt                17760
_reflns_number_total             20882
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja070773osi20070202_012142.cif
_cod_data_source_block           p212121
_cod_original_cell_volume        11811.3(19)
_cod_database_code               4109387