A Three-Pronged Attack To Investigate the Electronic Structure of a Family of Ferromagnetic Fe4Ln2 Cyclic Coordination Clusters: A Combined Magnetic Susceptibility, High-Field/High-Frequency Electron Paramagnetic Resonance, and (57)Fe Mössbauer Study.
Schmidt, Sebastian F. M.; Koo, Changhyun; Mereacre, Valeriu; Park, Jaena; Heermann, Dieter W.; Kataev, Vladislav; Anson, Christopher E.; Prodius, Denis; Novitchi, Ghenadie; Klingeler, Rüdiger; Powell, Annie K.; Inorganic chemistry 56 (2017) 4796–4806; doi:10.1021/acs.inorgchem.6b02682

data_4345196
_publ_section_title
;
 A Three-Pronged Attack To Investigate the Electronic Structure of a
 Family of Ferromagnetic Fe4Ln2 Cyclic Coordination Clusters: A Combined
 Magnetic Susceptibility, High-Field/High-Frequency Electron Paramagnetic
 Resonance, and (57)Fe M\"ossbauer Study.
;
_journal_issue                   9
_journal_name_full               'Inorganic chemistry'
_journal_page_first              4796
_journal_page_last               4806
_journal_paper_doi               10.1021/acs.inorgchem.6b02682
_journal_volume                  56
_journal_year                    2017
_chemical_formula_moiety
'C37.40 H76.12 Fe4 Gd2 N25.96 O17.36, 4(C2 H6 O)'
_chemical_formula_sum            'C45.4 H100.12 Fe4 Gd2 N25.96 O21.36'
_chemical_formula_weight         1889.53
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 100.929(7)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.2661(8)
_cell_length_b                   17.1652(12)
_cell_length_c                   22.8568(19)
_cell_measurement_reflns_used    21472
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.42
_cell_measurement_theta_min      1.50
_cell_volume                     3954.8(5)
_computing_cell_refinement       'X-Area 1.38 (Stoe & Cie GmbH, 2006)'
_computing_data_collection       'WinXpose 1.6.8 (Stoe & Cie GmbH, 2004)'
_computing_data_reduction        'X-Area 1.38 (Stoe & Cie GmbH, 2006)'
_computing_molecular_graphics    'Diamond 2.1 (Crystal Impact, 1998)'
_computing_publication_material  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXTL 6.14 (BrukerAXS Inc., 2003)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 6.667
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Stoe IPDS II'
_diffrn_measurement_method       'area detector, \w-scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0625
_diffrn_reflns_av_unetI/netI     0.0449
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            42650
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.250
_diffrn_reflns_theta_max         25.673
_diffrn_reflns_theta_min         1.815
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    2.445
_exptl_absorpt_correction_T_max  0.705
_exptl_absorpt_correction_T_min  0.441
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
XPREP in SHELXTL 6.14 (BrukerAXS Inc., 2003)
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.587
_exptl_crystal_description       block
_exptl_crystal_F_000             1914
_exptl_crystal_size_max          0.260
_exptl_crystal_size_mid          0.190
_exptl_crystal_size_min          0.150
_refine_diff_density_max         0.876
_refine_diff_density_min         -1.999
_refine_diff_density_rms         0.145
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.986
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     442
_refine_ls_number_reflns         7511
_refine_ls_number_restraints     51
_refine_ls_restrained_S_all      0.987
_refine_ls_R_factor_all          0.0916
_refine_ls_R_factor_gt           0.0594
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0988P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1403
_refine_ls_wR_factor_ref         0.1537
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4968
_reflns_number_total             7511
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic6b02682_si_004.cif
_cod_data_source_block           42pivgd
_cod_depositor_comments
'Adding full bibliography for 4345193--4345196.cif.'
_cod_original_formula_sum        'C45.40 H100.12 Fe4 Gd2 N25.96 O21.36'
_cod_database_code               4345196
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.569
_shelx_estimated_absorpt_t_max   0.711
_shelx_res_checksum              89252
_shelx_hkl_checksum              46172