Structural and Functional Characteristics of Rhenium Clusters Derived from Redox Chemistry of the Triangular [ReIII3(μ-Cl)3] Core Unit
Daniel Neuman; Patrina Paraskevopoulou; Nikos Psaroudakis; Konstantinos Mertis; Richard J. Staples; Pericles Stavropoulos; Inorganic Chemistry 39 (2000) 5530–5537; doi:10.1021/ic000449t

data_4321600
_publ_section_title
;
 Structural and Functional Characteristics of Rhenium Clusters Derived
 from Redox Chemistry of the Triangular [ReIII3(\m-Cl)3] Core Unit
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5530
_journal_page_last               5537
_journal_paper_doi               10.1021/ic000449t
_journal_volume                  39
_journal_year                    2000
_chemical_formula_moiety
;
[(C~6~H~5~)~4~P][ReO~4~] 
;
_chemical_formula_sum            'C24 H20 O4 P Re'
_chemical_formula_weight         589.57
_space_group_IT_number           82
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'I -4'
_symmetry_space_group_name_H-M   'I -4'
_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                   17.262(3)
_cell_length_b                   17.262(3)
_cell_length_c                   14.229(3)
_cell_measurement_reflns_used    108
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.71
_cell_measurement_theta_min      0.00
_cell_volume                     4239.9(14)
_computing_cell_refinement       'SMART (Bruker, V4.050, 1995)'
_computing_data_collection       'ASTRO (Bruker, V4.050, 1995)'
_computing_data_reduction        'SAINT (Bruker, V5.A06, 1997)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1998, ver 5.10)'
_computing_publication_material  'CIFTAB (Sheldrick, 1993)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.868
_diffrn_measured_fraction_theta_max 0.868
_diffrn_measurement_method       '\w, 0.3 deg'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0569
_diffrn_reflns_av_sigmaI/netI    0.0489
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            10107
_diffrn_reflns_theta_full        27.79
_diffrn_reflns_theta_max         27.79
_diffrn_reflns_theta_min         2.36
_diffrn_standards_decay_%        <1
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.836
_exptl_absorpt_correction_T_max  0.9423
_exptl_absorpt_correction_T_min  0.5000
_exptl_absorpt_correction_type   'empirical, (sadabs)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.847
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chunk
_exptl_crystal_F_000             2288
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         1.147
_refine_diff_density_min         -0.830
_refine_diff_density_rms         0.099
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.044(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.123
_refine_ls_hydrogen_treatment    fixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     227
_refine_ls_number_reflns         4266
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.123
_refine_ls_R_factor_all          0.0611
_refine_ls_R_factor_gt           0.0302
_refine_ls_shift/su_max          0.013
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0048P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0604
_refine_ls_wR_factor_ref         0.0641
_reflns_number_gt                2242
_reflns_number_total             4266
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic000449t_8.cif
_cod_data_source_block           Compound_9
_cod_original_cell_volume        4240.(1)
_cod_original_sg_symbol_H-M      'P -4'
_cod_database_code               4321600