New Polyoxometalate Compounds Built up of Lacunary Wells‒Dawson Anions and Trivalent Lanthanide Cations
Lu, Ying; Xu, Yan; Li, Yangguang; Wang, Enbo; Xu, Xinxin; Ma, Ying; Inorganic Chemistry 45 (2006) 2055–2060; doi:10.1021/ic0515857

data_4331817
_publ_section_title
;
 New Polyoxometalate Compounds Built up of Lacunary Wells--Dawson
 Anions and Trivalent Lanthanide Cations
;
_journal_coden_ASTM              INOCAJ
_journal_issue                   5
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2055
_journal_page_last               2060
_journal_paper_doi               10.1021/ic0515857
_journal_volume                  45
_journal_year                    2006
_chemical_formula_sum            'H42 K Na3 Nd2 O82 P2 W17'
_chemical_formula_weight         4938.28
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.419(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.3456(15)
_cell_length_b                   23.918(2)
_cell_length_c                   19.3417(17)
_cell_measurement_reflns_used    43007
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.36
_cell_measurement_theta_min      1.37
_cell_volume                     7892.0(12)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Smart Apex2 CCD'
_diffrn_measurement_method       '\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  0.0633
_diffrn_reflns_av_sigmaI/netI    0.0858
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            43007
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.37
_exptl_absorpt_coefficient_mu    26.179
_exptl_absorpt_correction_T_max  0.3026
_exptl_absorpt_correction_T_min  0.1794
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            'pale pink'
_exptl_crystal_density_diffrn    4.156
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             8632
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         4.591
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1010
_refine_ls_number_reflns         15456
_refine_ls_number_restraints     423
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0916
_refine_ls_R_factor_gt           0.0514
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0850P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1466
_refine_ls_wR_factor_ref         0.1615
_reflns_number_gt                9814
_reflns_number_total             15456
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0515857sup1.cif
_cod_data_source_block           1a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4331817