Crystal lattice effect on the quenching of the intracluster magnetic interaction in [V12B18O60H6](10-) polyoxometalate.
Hermosilla-Ibáñez, Patricio; Cañon-Mancisidor, Walter; Costamagna, Juan; Vega, Andrés; Paredes-García, Verónica; Garland, Maria Teresa; Le Fur, Eric; Cador, Olivier; Spodine, Evgenia; Venegas-Yazigi, Diego; Dalton transactions (Cambridge, England : 2003) 43 (2014) 14132–14141; doi:10.1039/c4dt01561d

data_7032404
_publ_section_title
;
 Crystal lattice effect on the quenching of the intracluster magnetic
 interaction in [V12B18O60H6](10-) polyoxometalate.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14132
_journal_page_last               14141
_journal_paper_doi               10.1039/c4dt01561d
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         '(NH4)8(N2C3H12)(V12B18O60H6) 5.24 H2O '
_chemical_formula_sum            'C3 H60.48 B18 N10 O65.24 V12'
_chemical_formula_weight         2086.84
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 93.406(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.5778(19)
_cell_length_b                   18.3702(17)
_cell_length_c                   19.5431(19)
_cell_measurement_temperature    293(2)
_cell_volume                     7016.2(12)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0445
_diffrn_reflns_av_sigmaI/netI    0.0446
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            23524
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.52
_exptl_absorpt_coefficient_mu    1.647
_exptl_absorpt_correction_T_max  0.781
_exptl_absorpt_correction_T_min  0.694
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS Bruker'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.935
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Polyhedron
_exptl_crystal_F_000             3975.7
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.15
_refine_diff_density_max         2.955
_refine_diff_density_min         -0.510
_refine_diff_density_rms         0.196
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.073
_refine_ls_matrix_type           full
_refine_ls_number_parameters     528
_refine_ls_number_reflns         6904
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.0743
_refine_ls_R_factor_gt           0.0638
_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^)+(0.1331P)^2^+34.4671P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2038
_refine_ls_wR_factor_ref         0.2119
_reflns_number_gt                5570
_reflns_number_total             6904
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7031828
_cod_data_source_file            c4dt01561d2.cif
_cod_data_source_block           Compound(1)_PaperII
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7032404