Uranium Pyrophosphate/Methylenediphosphonate Polyoxometalate Cage Clusters
Jie Ling; Jie Qiu; Ginger E. Sigmon; Matthew Ward; Jennifer E. S. Szymanowski; Peter C. Burns; Journal of the American Chemical Society 132 (2010) 13395–13402; doi:10.1021/ja1048219

data_4103090
_publ_section_title
;
 Uranium Pyrophosphate/Methylenediphosphonate Polyoxometalate Cage
 Clusters
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              13395
_journal_page_last               13402
_journal_paper_doi               10.1021/ja1048219
_journal_volume                  132
_journal_year                    2010
_chemical_formula_moiety         K29[(UO2)20(O2)20(P2O7)10](H2O)8
_chemical_formula_sum            'K29 O158 P20 U20'
_chemical_formula_weight         9041.90
_chemical_name_common            U20Py10
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           12
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_atom_sites_solution_hydrogens   none
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 129.5630(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   30.641(2)
_cell_length_b                   19.1329(15)
_cell_length_c                   21.936(3)
_cell_measurement_reflns_used    14323
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      29.63
_cell_measurement_theta_min      1.20
_cell_volume                     9914.1(17)
_computing_cell_refinement       'SMART SAINT'
_computing_data_collection       SMART
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXP-97 (Sheldrick, 1997)'
_computing_publication_material  'SHELCIF-97 (Sheldrick, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX'
_diffrn_measurement_method       '0.3 wide w/ exposures'
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0473
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -42
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            14323
_diffrn_reflns_theta_full        29.63
_diffrn_reflns_theta_max         29.63
_diffrn_reflns_theta_min         1.20
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count n/a
_diffrn_standards_interval_time  n/a
_diffrn_standards_number         n/a
_exptl_absorpt_coefficient_mu    17.143
_exptl_absorpt_correction_T_max  0.487
_exptl_absorpt_correction_T_min  0.387
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    3.029
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             7910
_exptl_crystal_size_max          0.058
_exptl_crystal_size_mid          0.048
_exptl_crystal_size_min          0.042
_refine_diff_density_max         2.518
_refine_diff_density_min         -2.304
_refine_diff_density_rms         0.308
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     528
_refine_ls_number_reflns         14323
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0445
_refine_ls_R_factor_gt           0.0346
_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^)+(0.0497P)^2^+0.0151P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0957
_refine_ls_wR_factor_ref         0.0986
_reflns_number_gt                11564
_reflns_number_total             14323
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja1048219_si_005.cif
_cod_data_source_block           test
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'n/a' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        9914.2(17)
_cod_database_code               4103090