Remarkably stable dinuclear, diamagnetic rhenium(VI) salts with the [ReOCl4OReOCl4]2− anion
Hołyńska, Małgorzata; Lis, Tadeusz; Dalton Transactions  (2009) 3840–3846; doi:10.1039/b823327f

data_7001225
_publ_section_title
;
 Remarkably stable dinuclear, diamagnetic rhenium(VI) salts with the
 [ReOCl4OReOCl4]2&#x2212; anion
;
_journal_issue                   19
_journal_name_full               'Dalton Transactions'
_journal_page_first              3840
_journal_page_last               3846
_journal_paper_doi               10.1039/b823327f
_journal_year                    2009
_chemical_formula_moiety         '2(C20 H20 P), Cl8 O3 Re2'
_chemical_formula_sum            'C40 H40 Cl8 O3 P2 Re2'
_chemical_formula_weight         1286.66
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 93.19(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.762(5)
_cell_length_b                   14.459(4)
_cell_length_c                   18.389(6)
_cell_measurement_reflns_used    25235
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      38.94
_cell_measurement_theta_min      2.95
_cell_volume                     4450(2)
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.915
_diffrn_measurement_device_type  KM4CCD
_diffrn_measurement_method       \w
_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  0.0616
_diffrn_reflns_av_sigmaI/netI    0.1268
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            75604
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         38.94
_diffrn_reflns_theta_min         2.95
_exptl_absorpt_coefficient_mu    6.025
_exptl_absorpt_correction_T_max  0.556
_exptl_absorpt_correction_T_min  0.301
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
'Oxford Diffraction, 2006'
;
_exptl_crystal_colour            violet
_exptl_crystal_density_diffrn    1.921
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2480
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.13
_refine_diff_density_max         2.34
_refine_diff_density_min         -1.19
_refine_diff_density_rms         0.17
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.827
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     496
_refine_ls_number_reflns         23590
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.827
_refine_ls_R_factor_all          0.1147
_refine_ls_R_factor_gt           0.0407
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0142P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0472
_refine_ls_wR_factor_ref         0.0549
_reflns_number_gt                12169
_reflns_number_total             23590
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b823327f.txt
_cod_data_source_block           net1abs
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7001225