Studies of magnetic properties and HFEPR of octanuclear manganese single-molecule magnets.
Wu, Che-Chih; Datta, Saiti; Wernsdorfer, Wolfgang; Lee, Gene-Hsian; Hill, Stephen; Yang, En-Che; Dalton transactions (Cambridge, England : 2003) 39 (2010) 10160–10168; doi:10.1039/c0dt00405g

data_7026419
_publ_section_title
;
 Studies of magnetic properties and HFEPR of octanuclear manganese
 single-molecule magnets.
;
_journal_issue                   42
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10160
_journal_page_last               10168
_journal_paper_doi               10.1039/c0dt00405g
_journal_volume                  39
_journal_year                    2010
_chemical_absolute_configuration ad
_chemical_formula_sum            'C66 H124 Cl6 Mn8 N8 O44'
_chemical_formula_weight         2385.95
_chemical_name_systematic
;
?
;
_space_group_IT_number           152
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'P 31 2"'
_symmetry_space_group_name_H-M   'P 31 2 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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            3
_cell_length_a                   25.1391(7)
_cell_length_b                   25.1391(7)
_cell_length_c                   15.0311(8)
_cell_measurement_reflns_used    5500
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      18.00
_cell_measurement_theta_min      2.31
_cell_volume                     8226.6(5)
_computing_cell_refinement       'Bruker SAINT'
_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      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'BRUKER SMART APEXCCD area detector'
_diffrn_measurement_method       'omega 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  0.0666
_diffrn_reflns_av_sigmaI/netI    0.0608
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            36304
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         0.94
_exptl_absorpt_coefficient_mu    1.118
_exptl_absorpt_correction_T_max  0.7093
_exptl_absorpt_correction_T_min  0.6332
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.445
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             3690
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.33
_refine_diff_density_max         1.342
_refine_diff_density_min         -0.789
_refine_diff_density_rms         0.205
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.01(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.211
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     533
_refine_ls_number_reflns         9672
_refine_ls_number_restraints     14
_refine_ls_restrained_S_all      1.223
_refine_ls_R_factor_all          0.1177
_refine_ls_R_factor_gt           0.0862
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1350P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2203
_refine_ls_wR_factor_ref         0.2438
_reflns_number_gt                6959
_reflns_number_total             9672
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt00405g.txt
_cod_data_source_block           ic14227
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not_measured' 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_sg_symbol_H-M      P3(1)21
_cod_database_code               7026419