Structural units in three uranyl perrhenates.
Karimova, Oxana V.; Burns, Peter C.; Inorganic chemistry 46 (2007) 10108–10113; doi:10.1021/ic701128b

data_4339372
_publ_section_title
;
 Structural units in three uranyl perrhenates.
;
_journal_issue                   24
_journal_name_full               'Inorganic chemistry'
_journal_page_first              10108
_journal_page_last               10113
_journal_paper_doi               10.1021/ic701128b
_journal_volume                  46
_journal_year                    2007
_chemical_formula_sum            'H28 O33 Re2 U4'
_chemical_formula_weight         1880.74
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   none
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                83.195(4)
_cell_angle_beta                 89.387(4)
_cell_angle_gamma                85.289(4)
_cell_formula_units_Z            2
_cell_length_a                   7.8844(12)
_cell_length_b                   11.4429(18)
_cell_length_c                   16.976(3)
_cell_measurement_temperature    273(2)
_cell_volume                     1515.7(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.942
_diffrn_measured_fraction_theta_max 0.942
_diffrn_measurement_device_type  'Bruker PLATFORM with an APEX CCD detector'
_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  0.1207
_diffrn_reflns_av_sigmaI/netI    0.1990
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            30822
_diffrn_reflns_theta_full        34.67
_diffrn_reflns_theta_max         34.67
_diffrn_reflns_theta_min         1.80
_exptl_absorpt_coefficient_mu    29.358
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    4.121
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platy
_exptl_crystal_F_000             1620
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.02
_refine_diff_density_max         2.388
_refine_diff_density_min         -2.659
_refine_diff_density_rms         0.417
_refine_ls_extinction_coef       0.00026(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   0.847
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     303
_refine_ls_number_reflns         12279
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.847
_refine_ls_R_factor_all          0.1494
_refine_ls_R_factor_gt           0.0559
_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^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0784
_refine_ls_wR_factor_ref         0.0911
_reflns_number_gt                5084
_reflns_number_total             12279
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic701128b-file003.cif
_cod_data_source_block           comp2
_cod_database_code               4339372