Mapping the synthesis of low nuclearity polyoxometalates from octamolybdates to Mn-Anderson clusters.
Rosnes, Mali H.; Yvon, Carine; Long, De-Liang; Cronin, Leroy; Dalton transactions (Cambridge, England : 2003) 41 (2012) 10071–10079; doi:10.1039/c2dt31008b

data_7019916
_publ_section_title
;
 Mapping the synthesis of low nuclearity polyoxometalates from
 octamolybdates to Mn-Anderson clusters.
;
_journal_issue                   33
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10071
_journal_page_last               10079
_journal_paper_doi               10.1039/c2dt31008b
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'C30 H70 Mo8 N4 Na2 O28'
_chemical_formula_weight         1748.40
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                65.365(3)
_cell_angle_beta                 89.772(4)
_cell_angle_gamma                88.935(4)
_cell_formula_units_Z            4
_cell_length_a                   13.1358(11)
_cell_length_b                   20.1210(15)
_cell_length_c                   23.1313(17)
_cell_measurement_reflns_used    9851
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.8
_cell_measurement_theta_min      2.26
_cell_volume                     5556.3(8)
_computing_cell_refinement       Apex2
_computing_data_collection       Apex2
_computing_data_reduction        Apex2
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker Apex II Quasar'
_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  0.0305
_diffrn_reflns_av_sigmaI/netI    0.0307
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            75354
_diffrn_reflns_theta_full        25.80
_diffrn_reflns_theta_max         25.80
_diffrn_reflns_theta_min         1.55
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    1.844
_exptl_absorpt_correction_T_max  0.8371
_exptl_absorpt_correction_T_min  0.7326
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.090
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3440
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.51
_refine_diff_density_min         -0.94
_refine_diff_density_rms         0.13
_refine_ls_extinction_coef       0.000030(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.108
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1314
_refine_ls_number_reflns         21097
_refine_ls_number_restraints     67
_refine_ls_restrained_S_all      1.129
_refine_ls_R_factor_all          0.0407
_refine_ls_R_factor_gt           0.0340
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0109P)^2^+38.7762P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0787
_refine_ls_wR_factor_ref         0.0825
_reflns_number_gt                18471
_reflns_number_total             21097
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c2dt31008b_9.cif
_cod_data_source_block           mr772
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

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_original_cell_volume        5556.3(7)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7019916