Single-Molecule Magnets: Structural Characterization, Magnetic Properties, and 19F NMR Spectroscopy of a Mn12 Family Spanning Three Oxidation Levels
Nicole E. Chakov; Mònica Soler; Wolfgang Wernsdorfer; Khalil A. Abboud; George Christou; Inorganic Chemistry 44 (2005) 5304–5321; doi:10.1021/ic050379w

data_4309277
_publ_section_title
;
Single-Molecule Magnets: Structural Characterization, Magnetic
Properties, and 19F NMR Spectroscopy of a Mn12 Family Spanning Three
Oxidation Levels
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5304
_journal_page_last               5321
_journal_paper_doi               10.1021/ic050379w
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C115 H14 Cl6 F80 Mn12 O48'
_chemical_formula_weight         4555.24
_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                70.073(2)
_cell_angle_beta                 72.616(2)
_cell_angle_gamma                73.364(3)
_cell_formula_units_Z            2
_cell_length_a                   18.519(4)
_cell_length_b                   18.895(4)
_cell_length_c                   26.169(5)
_cell_measurement_reflns_used    85
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      28.0
_cell_measurement_theta_min      2.0
_cell_volume                     8040(3)
_computing_cell_refinement       'Bruker SMART & SAINT (Bruker 1998)'
_computing_data_collection       'Bruker SMART (Bruker 1998)'
_computing_data_reduction        'Bruker SHELXTL (Bruker 2000)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'SMART CCD area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0620
_diffrn_reflns_av_sigmaI/netI    0.1433
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            39117
_diffrn_reflns_theta_full        22.50
_diffrn_reflns_theta_max         22.50
_diffrn_reflns_theta_min         3.31
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.177
_exptl_absorpt_correction_T_max  0.9143
_exptl_absorpt_correction_T_min  0.7961
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
'based on measured indexed crystal faces, SHELXTL (Bruker 1998)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.882
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needles
_exptl_crystal_F_000             4420
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.211
_refine_diff_density_min         -0.702
_refine_diff_density_rms         0.121
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.117
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     2266
_refine_ls_number_reflns         20472
_refine_ls_number_restraints     1681
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.1499
_refine_ls_R_factor_gt           0.0880
_refine_ls_shift/su_max          0.021
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2179
_refine_ls_wR_factor_ref         0.2379
_reflns_number_gt                10424
_reflns_number_total             20472
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic050379wsi20050314_034555_1.cif
_cod_data_source_block           ms02
_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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_database_code               4309277