Creation of bismuth‒tungsten oxide nanoclusters using lacunary polyoxometalates
Hanaya, Takumi; Suzuki, Kosuke; Sato, Rinta; Yamaguchi, Kazuya; Mizuno, Noritaka; Dalton Trans.  (2017) –; doi:10.1039/C7DT01587A

data_7042968
_publ_section_title
;
 Creation of bismuth--tungsten oxide nanoclusters using lacunary
 polyoxometalates
;
_journal_name_full               'Dalton Trans.'
_journal_paper_doi               10.1039/C7DT01587A
_journal_year                    2017
_chemical_formula_sum            'C137 H294 Bi2 N11 O73 Si2 W20'
_chemical_formula_weight         7414.95
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/6
_audit_update_record
;
2017-05-10 deposited with the CCDC.
2017-05-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 110.4793(6)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   20.3943(3)
_cell_length_b                   19.3430(2)
_cell_length_c                   28.4490(4)
_cell_measurement_reflns_used    27668
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      29.64
_cell_measurement_theta_min      0.76
_cell_volume                     10513.5(2)
_computing_cell_refinement       HKL2000
_computing_data_collection       'Rigaku CrystalClear'
_computing_data_reduction        HKL2000
_computing_molecular_graphics    'CrystalMaker 9.2'
_computing_publication_material
'SHELXL-2014/6 (Sheldrick, 2014), WinGX (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.058
_diffrn_reflns_av_unetI/netI     0.0298
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.985
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            30053
_diffrn_reflns_point_group_measured_fraction_full 0.515
_diffrn_reflns_point_group_measured_fraction_max 0.506
_diffrn_reflns_theta_full        25.240
_diffrn_reflns_theta_max         29.645
_diffrn_reflns_theta_min         0.764
_exptl_absorpt_coefficient_mu    12.642
_exptl_absorpt_correction_T_max  0.282
_exptl_absorpt_correction_T_min  0.193
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'HKL2000 DENZO SCALEPACK'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.342
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             6902
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.10
_refine_diff_density_max         2.264
_refine_diff_density_min         -2.497
_refine_diff_density_rms         0.300
_refine_ls_abs_structure_details
;
No quotients, so Flack parameter determined by classical intensity fit
;
_refine_ls_abs_structure_Flack   0.122(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1463
_refine_ls_number_reflns         30053
_refine_ls_number_restraints     174
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0534
_refine_ls_R_factor_gt           0.0455
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0677P)^2^+74.5437P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1168
_refine_ls_wR_factor_ref         0.1248
_reflns_Friedel_coverage         0.000
_reflns_Friedel_fraction_full    0.000
_reflns_Friedel_fraction_max     0.000
_reflns_number_gt                27153
_reflns_number_total             30053
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7dt01587a2.cif
_cod_data_source_block           SiW10Bi2
_cod_database_code               7042968
_shelxl_version_number           2014/6
_shelx_res_checksum              36843