A family of octahedral rhenium cluster complexes [Re6Q8(H2O)n(OH)6-n]n-4 (Q=S, Se; n=0-6): structural and pH-dependent spectroscopic studies.
Brylev, Konstantin A.; Mironov, Yuri V.; Yarovoi, Spartak S.; Naumov, Nikolai G.; Fedorov, Vladimir E.; Kim, Sung-Jin; Kitamura, Noboru; Kuwahara, Yusuke; Yamada, Konatsu; Ishizaka, Shoji; Sasaki, Yoichi; Inorganic chemistry 46 (2007) 7414–7422; doi:10.1021/ic7005265

data_4338923
_publ_section_title
;
 A family of octahedral rhenium cluster complexes [Re6Q8(H2O)n(OH)6-n]n-4
 (Q=S, Se; n=0-6): structural and pH-dependent spectroscopic studies.
;
_journal_issue                   18
_journal_name_full               'Inorganic chemistry'
_journal_page_first              7414
_journal_page_last               7422
_journal_paper_doi               10.1021/ic7005265
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         '[Re6S8(H2O)4(OH)2].12H2O'
_chemical_formula_sum            'H34 O18 Re6 S8'
_chemical_formula_weight         1695.95
_space_group_IT_number           166
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3 2"'
_symmetry_space_group_name_H-M   'R -3 m :H'
_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                120.00
_cell_formula_units_Z            3
_cell_length_a                   14.9959(13)
_cell_length_b                   14.9959(13)
_cell_length_c                   10.9403(19)
_cell_measurement_temperature    173(2)
_cell_volume                     2130.6(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_diffrn_measurement_method       '\f 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  0.0291
_diffrn_reflns_av_sigmaI/netI    0.0188
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            4477
_diffrn_reflns_theta_full        28.25
_diffrn_reflns_theta_max         28.25
_diffrn_reflns_theta_min         2.43
_exptl_absorpt_coefficient_mu    26.114
_exptl_absorpt_correction_T_max  0.3033
_exptl_absorpt_correction_T_min  0.2021
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    3.965
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2268
_exptl_crystal_size_max          0.09
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.053
_refine_diff_density_min         -0.868
_refine_diff_density_rms         0.205
_refine_ls_extinction_coef       0.00010(2)
_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   1.285
_refine_ls_matrix_type           full
_refine_ls_number_parameters     32
_refine_ls_number_reflns         650
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.285
_refine_ls_R_factor_all          0.0236
_refine_ls_R_factor_gt           0.0204
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0278P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0547
_refine_ls_wR_factor_ref         0.0554
_reflns_number_gt                594
_reflns_number_total             650
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic7005265-file003.cif
_cod_data_source_block           compound2
_cod_original_sg_symbol_H-M      R-3m
_cod_database_code               4338923