Secondary spacer modulated assembly of polyoxometalate based metal-organic frameworks.
Sha, Jing-Quan; Sun, Jing-Wen; Li, Meng-Ting; Wang, Cheng; Li, Guang-Ming; Yan, Peng-Fei; Sun, Long-Jiang; Dalton transactions (Cambridge, England : 2003) 42 (2013) 1667–1677; doi:10.1039/c2dt31951a

data_7022173
_publ_section_title
;
 Secondary spacer modulated assembly of polyoxometalate based
 metal-organic frameworks.
;
_journal_issue                   5
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1667
_journal_page_last               1677
_journal_paper_doi               10.1039/c2dt31951a
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety         'C52 H40 Cu3 N18 O6, 2(O40 Si W12), 6(H2 O)'
_chemical_formula_sum            'C52 H52 Cu3 N18 O92 Si2 W24'
_chemical_formula_weight         7060.11
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 125.865(13)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   14.123(5)
_cell_length_b                   22.071(5)
_cell_length_c                   23.477(5)
_cell_measurement_reflns_used    4245
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      16.2359
_cell_measurement_theta_min      1.4277
_cell_volume                     5930(3)
_computing_cell_refinement       'Bruker FRAMBO'
_computing_data_collection       'Bruker FRAMBO'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'multiwire proportional'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.1067
_diffrn_reflns_av_sigmaI/netI    0.1130
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            29101
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.41
_exptl_absorpt_coefficient_mu    23.825
_exptl_absorpt_correction_T_max  0.092
_exptl_absorpt_correction_T_min  0.019
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs(Sheldrick,1996)
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    3.953
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             6234
_exptl_crystal_size_max          0.46
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.1
_refine_diff_density_max         9.356
_refine_diff_density_min         -4.655
_refine_diff_density_rms         0.552
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     862
_refine_ls_number_reflns         10461
_refine_ls_number_restraints     160
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.1149
_refine_ls_R_factor_gt           0.0750
_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^)+(0.0892P)^2^+260.9590P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1783
_refine_ls_wR_factor_ref         0.2021
_reflns_number_gt                7016
_reflns_number_total             10461
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt31951a.txt
_cod_data_source_block           dd3
_cod_original_cell_volume        5931(3)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7022173