Synthesis, structures and magnetic properties of a series of 3d-4f tetranuclear Co(II)₂Ln(III)₂ cubanes.
Zhao, Xiao-Qing; Lan, Yanhua; Zhao, Bin; Cheng, Peng; Anson, Christopher E.; Powell, Annie K.; Dalton transactions (Cambridge, England : 2003) 39 (2010) 4911–4917; doi:10.1039/c002841j

data_7025688
_publ_section_title
;
 Synthesis, structures and magnetic properties of a series of 3d-4f
 tetranuclear Co(II)&#x2082;Ln(III)&#x2082; cubanes.
;
_journal_issue                   20
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4911
_journal_page_last               4917
_journal_paper_doi               10.1039/c002841j
_journal_volume                  39
_journal_year                    2010
_chemical_formula_moiety         'C58 H86 Co2 N4 O20 Tb2, 4(C2 H3 N)'
_chemical_formula_sum            'C66 H98 Co2 N8 O20 Tb2'
_chemical_formula_weight         1759.22
_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                 100.594(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.6306(7)
_cell_length_b                   18.8377(10)
_cell_length_c                   26.9544(11)
_cell_measurement_reflns_used    59634
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.30
_cell_measurement_theta_min      1.33
_cell_volume                     7801.3(6)
_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  'SHELXTL 6.14 (BrukerAXS Inc., 2003)'
_computing_structure_refinement  'SHELXTL 6.14 (BrukerAXS Inc., 2003)'
_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 0.998
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Stoe IPDS II'
_diffrn_measurement_method       'area detector'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0702
_diffrn_reflns_av_sigmaI/netI    0.0525
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            51003
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.82
_diffrn_reflns_theta_min         1.71
_exptl_absorpt_coefficient_mu    2.279
_exptl_absorpt_correction_T_max  0.634
_exptl_absorpt_correction_T_min  0.393
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
XPREP in SHELXTL 6.14 (BrukerAXS Inc., 2003)
;
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    1.498
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3576
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.19
_refine_diff_density_max         1.945
_refine_diff_density_min         -2.974
_refine_diff_density_rms         0.179
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     896
_refine_ls_number_reflns         16550
_refine_ls_number_restraints     14
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0811
_refine_ls_R_factor_gt           0.0644
_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^)+(0.1011P)^2^+8.0505P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1595
_refine_ls_wR_factor_ref         0.1698
_reflns_number_gt                12993
_reflns_number_total             16550
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c002841j.txt
_cod_data_source_block           zhao413
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7025688