The antimony(iii)-bridged heteropolyanion sandwich dimers [Sb(III)(3)(A-α-XW(9)O(34))(2)](11-) (X = Si(IV), Ge(IV)) and C-shaped double-sandwich [Sb(III)(6)O(2)(PW(6)O(26))(A-α-PW(9)O(34))(2)](15-).
Assran, Awatef S.; Izarova, Natalya V.; Banerjee, Abhishek; Rabie, Usama M.; Abou-El-Wafa, Moustafa H M; Kortz, Ulrich; Dalton transactions (Cambridge, England : 2003) 41 (2012) 9914–9921; doi:10.1039/c2dt30355h

data_7019742
_publ_section_title
;
 The antimony(iii)-bridged heteropolyanion sandwich dimers
 [Sb(III)(3)(A-\a-XW(9)O(34))(2)](11-) (X = Si(IV), Ge(IV)) and C-shaped
 double-sandwich [Sb(III)(6)O(2)(PW(6)O(26))(A-\a-PW(9)O(34))(2)](15-).
;
_journal_issue                   33
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9914
_journal_page_last               9921
_journal_paper_doi               10.1039/c2dt30355h
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'Ge2 H62 K11 O99 Sb3 W18'
_chemical_formula_weight         5896.33
_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_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                71.040(4)
_cell_angle_beta                 80.442(5)
_cell_angle_gamma                84.340(5)
_cell_formula_units_Z            2
_cell_length_a                   12.9493(15)
_cell_length_b                   15.3563(18)
_cell_length_c                   21.409(3)
_cell_measurement_reflns_used    9911
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.38
_cell_measurement_theta_min      2.49
_cell_volume                     3965.8(9)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0832
_diffrn_reflns_av_sigmaI/netI    0.0658
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            57982
_diffrn_reflns_theta_full        24.11
_diffrn_reflns_theta_max         24.11
_diffrn_reflns_theta_min         3.16
_exptl_absorpt_coefficient_mu    28.454
_exptl_absorpt_correction_T_max  0.2065
_exptl_absorpt_correction_T_min  0.0101
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    4.938
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             5224
_exptl_crystal_size_max          0.70
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.08
_refine_diff_density_max         4.758
_refine_diff_density_min         -2.457
_refine_diff_density_rms         0.605
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_matrix_type           full
_refine_ls_number_parameters     654
_refine_ls_number_reflns         12371
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0936
_refine_ls_R_factor_gt           0.0730
_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^)+(0.1180P)^2^+318.2570P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2079
_refine_ls_wR_factor_ref         0.2266
_reflns_number_gt                9468
_reflns_number_total             12371
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30355h.txt
_cod_data_source_block           Sb3(GeW9)2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        3965.9(8)
_cod_original_sg_symbol_H-M      P-1
_cod_original_formula_sum        'H62 Ge2 K11 O99 Sb3 W18'
_cod_database_code               7019742