Influence of the terminal ligands on the redox properties of the {Pt2(mu-S)2} core in [Pt2(Ph2X(CH2)2XPh2)2(mu-S)2] (X = P or As) complexes and on their reactivity towards metal centres, protic acids and organic electrophiles.
Novio, Fernando; Mas-Ballesté, Rubén; Gallardo, Iluminada; González-Duarte, Pilar; Lledós, Agustí; Vila, Neus; Dalton transactions (Cambridge, England : 2003)  (2005) 2742–2753; doi:10.1039/b502196k

data_7008382
_publ_section_title
;
 Influence of the terminal ligands on the redox properties of the
 {Pt2(mu-S)2} core in [Pt2(Ph2X(CH2)2XPh2)2(mu-S)2] (X = P or As)
 complexes and on their reactivity towards metal centres, protic acids
 and organic electrophiles.
;
_journal_issue                   16
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2742
_journal_page_last               2753
_journal_paper_doi               10.1039/b502196k
_journal_year                    2005
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety
'C104 H96 As8 Cd Pt4 S4, 2(Cl O4), 2.5(C2 H6 O), H2 O'
_chemical_formula_sum            'C109 H113 As8 Cd Cl2 O11.5 Pt4 S4'
_chemical_formula_weight         3298.36
_chemical_name_common
;
tetrakis((mu!3$-Sulfido)-(1,2-bis(diphenylarsino)ethane)-
platinum)-cadmium(ii) diperchlorate ethanol water solvate
;
_chemical_name_systematic
;
tetrakis((\m~3~-Sulfido)-(1,2-bis(diphenylarsino)ethane)-platinum)-cadmium(ii)
diperchlorate ethanol water solvate
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.2
_audit_creation_date             2003-12-11T10:31:03-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 96.543(5)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   23.387(6)
_cell_length_b                   18.798(5)
_cell_length_c                   51.687(14)
_cell_measurement_reflns_used    1013
_cell_measurement_temperature    120.0(1)
_cell_measurement_theta_max      28.33
_cell_measurement_theta_min      2.5
_cell_measurement_wavelength     0.7107
_cell_volume                     22575(10)
_computing_cell_refinement       'BRUKER Smart'
_computing_data_collection       'BRUKER Smart'
_computing_data_reduction        'BRUKER Saint'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-99 (Altomare et al., 1999)'
_diffrn_ambient_temperature      120.0(1)
_diffrn_measured_fraction_theta_full 0.898
_diffrn_measured_fraction_theta_max 0.898
_diffrn_measurement_device_type  'Smart-CCD-1000 BRUKER'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.0710
_diffrn_reflns_av_unetI/netI     0.0703
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       70
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            104626
_diffrn_reflns_theta_full        29.1
_diffrn_reflns_theta_max         29.1
_diffrn_reflns_theta_min         0.79
_exptl_absorpt_coefficient_mu    7.63
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.1917
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS - Bruker Nonius'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.937
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             12616
_exptl_crystal_size_max          0.54
_exptl_crystal_size_mid          0.50
_exptl_crystal_size_min          0.45
_refine_diff_density_max         3.533
_refine_diff_density_min         -2.936
_refine_diff_density_rms         0.321
_refine_ls_extinction_coef       0.000054(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.203
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     703
_refine_ls_number_reflns         27238
_refine_ls_number_restraints     18
_refine_ls_restrained_S_all      1.203
_refine_ls_R_factor_all          0.1154
_refine_ls_R_factor_gt           0.0873
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+2094.6682P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1744
_refine_ls_wR_factor_ref         0.1847
_reflns_number_gt                20662
_reflns_number_total             27238
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b502196k.txt
_cod_data_source_block           ub05fb3n
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7008382