One-Pot versus Sequential Reactions in the Self-Assembly of Gigantic Nanoscale Polyoxotungstates
Jing Gao; Jun Yan; Sebastian Beeg; De-Liang Long; Leroy Cronin; Journal of the American Chemical Society 135 (2013) 1796–1805; doi:10.1021/ja309237x

data_4119260
_publ_section_title
;
 One-Pot versus Sequential Reactions in the Self-Assembly of Gigantic
 Nanoscale Polyoxotungstates
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              1796
_journal_page_last               1805
_journal_paper_doi               10.1021/ja309237x
_journal_volume                  135
_journal_year                    2013
_chemical_formula_sum            'H226 K26 O314 Se4 W60'
_chemical_formula_weight         17615.25
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 102.325(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   26.7648(10)
_cell_length_b                   35.3110(16)
_cell_length_c                   32.0625(12)
_cell_measurement_reflns_used    9871
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      29.2
_cell_measurement_theta_min      2.23
_cell_volume                     29604(2)
_computing_cell_refinement       Apex2
_computing_data_collection       Apex2
_computing_data_reduction        Apex2
_computing_molecular_graphics    Diamond3
_computing_publication_material  WinGX
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker Apex II Quasar CCD'
_diffrn_measurement_method       '\w & \p 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  0.0472
_diffrn_reflns_av_sigmaI/netI    0.0527
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       38
_diffrn_reflns_limit_k_min       -43
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            227277
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.66
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    24.187
_exptl_absorpt_correction_T_max  0.3776
_exptl_absorpt_correction_T_min  0.1328
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    3.952
_exptl_crystal_density_meas      ?
_exptl_crystal_description       block
_exptl_crystal_F_000             31232
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         2.95
_refine_diff_density_min         -2.31
_refine_diff_density_rms         0.34
_refine_ls_extinction_coef       none
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     3271
_refine_ls_number_reflns         58082
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0629
_refine_ls_R_factor_gt           0.0396
_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^)+(0.0420P)^2^+657.3980P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0935
_refine_ls_wR_factor_ref         0.1068
_reflns_number_gt                44055
_reflns_number_total             58082
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ja309237x_si_002_11.cif
_cod_data_source_block           compound11
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' 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_database_code               4119260