Mn7 and Mn12 Clusters From Use of 2-(Pyridine-2-yl)propan-2-ol: A New Half-Integer Single-Molecule Magnet
Taketo Taguchi; Wolfgang Wernsdorfer; Khalil A. Abboud; George Christou; Inorganic Chemistry 49 (2010) 199–208; doi:10.1021/ic901741n

data_4314456
_publ_section_title
;
 Mn7 and Mn12 Clusters From Use of 2-(Pyridine-2-yl)propan-2-ol: A New
 Half-Integer Single-Molecule Magnet
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              199
_journal_page_last               208
_journal_paper_doi               10.1021/ic901741n
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C67 H106 Mn7 N4 O24'
_chemical_formula_weight         1736.14
_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
_audit_update_record
; 
2009-04-30 # Formatted by publCIF 
;
_cell_angle_alpha                77.295(4)
_cell_angle_beta                 88.592(4)
_cell_angle_gamma                63.557(3)
_cell_formula_units_Z            2
_cell_length_a                   14.396(3)
_cell_length_b                   15.169(3)
_cell_length_c                   25.551(6)
_cell_measurement_reflns_used    165
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.0
_cell_measurement_theta_min      2.0
_cell_volume                     4856.3(18)
_computing_cell_refinement
'Bruker SMART v5.624 & SAINT 6.36a (Bruker 1998)'
_computing_data_collection       'Bruker SMART v5.624 (Bruker 1998)'
_computing_data_reduction        'Bruker SHELXTL v6.14 (Bruker 2000)'
_computing_molecular_graphics    'Bruker SHELXTL v6.14'
_computing_publication_material  'Bruker SHELXTL v6.14'
_computing_structure_refinement  'Bruker SHELXTL v6.14'
_computing_structure_solution    'Bruker SHELXTL v6.14'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.939
_diffrn_measured_fraction_theta_max 0.939
_diffrn_measurement_device_type  'Bruker APEX-II 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  0.0371
_diffrn_reflns_av_sigmaI/netI    0.0732
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            34595
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         0.82
_exptl_absorpt_coefficient_mu    0.940
_exptl_absorpt_correction_T_max  0.9388
_exptl_absorpt_correction_T_min  0.7579
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details
'based on measured indexed crystal faces, Bruker SHELXTL  v6.12 (Bruker 1998)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.187
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needles
_exptl_crystal_F_000             1806
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.059
_refine_diff_density_min         -0.958
_refine_diff_density_rms         0.102
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.099
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     915
_refine_ls_number_reflns         20978
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.099
_refine_ls_R_factor_all          0.0859
_refine_ls_R_factor_gt           0.0610
_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^)+(0.0762P)^2^+2.3442P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1538
_refine_ls_wR_factor_ref         0.1620
_reflns_number_gt                14701
_reflns_number_total             20978
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic901741n_si_001_1.cif
_cod_data_source_block           tt85
_cod_depositor_comments
;
The following automatic conversions were performed:
'__computing_data_collection' tag replaced with
'_computing_data_collection'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4314456