Slow Magnetic Relaxation Induced by a Large Transverse Zero-Field Splitting in a MnIIReIV(CN)2 Single-Chain Magnet
Xiaowen Feng; Junjie Liu; T. David Harris; Stephen Hill; Jeffrey R. Long; Journal of the American Chemical Society 134 (2012) 7521–7529; doi:10.1021/ja301338d

data_4117870
_publ_section_title
;
 Slow Magnetic Relaxation Induced by a Large Transverse Zero-Field
 Splitting in a MnIIReIV(CN)2 Single-Chain Magnet
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7521
_journal_page_last               7529
_journal_paper_doi               10.1021/ja301338d
_journal_volume                  134
_journal_year                    2012
_chemical_formula_sum            'C13 H26 Cl2 Fe0.5 N3 O2 Re0.5'
_chemical_formula_weight         448.29
_chemical_name_common            xwf22a
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 107.01
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.778
_cell_length_b                   12.316
_cell_length_c                   14.407
_cell_measurement_reflns_used    7812
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      67.88
_cell_measurement_theta_min      4.54
_cell_volume                     1828.751
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    ORTEP-32
_computing_publication_material  WinGX
_computing_structure_refinement  SHELXL-97
_computing_structure_solution    SIR-2004
_diffrn_ambient_temperature      103(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.967
_diffrn_measured_fraction_theta_max 0.946
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       'phi and 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  0.0282
_diffrn_reflns_av_sigmaI/netI    0.0229
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            14876
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.42
_diffrn_reflns_theta_min         2.09
_exptl_absorpt_coefficient_mu    4.034
_exptl_absorpt_correction_T_max  0.8238
_exptl_absorpt_correction_T_min  0.7655
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.628
_exptl_crystal_description       block
_exptl_crystal_F_000             902
_exptl_crystal_size_max          0.07
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.690
_refine_diff_density_min         -0.675
_refine_diff_density_rms         0.176
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         3193
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.0644
_refine_ls_R_factor_gt           0.0531
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0718P)^2^+13.6758P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1340
_refine_ls_wR_factor_ref         0.1425
_reflns_number_gt                2540
_reflns_number_total             3193
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja301338d_si_002_2.cif
_cod_data_source_block           xwf22a
_cod_original_cell_volume        1828.7
_cod_original_formula_sum        'C13 H26 Cl2 Fe0.50 N3 O2 Re0.50'
_cod_database_code               4117870