Synthesis, structures and magnetic characterizations of isostructural tetranuclear Ln4 clusters (Ln = Dy, Ho, and Eu).
Koo, Bong Ho; Lim, Kwang Soo; Ryu, Dae Won; Lee, Woo Ram; Koh, Eui Kwan; Hong, Chang Seop; Dalton transactions (Cambridge, England : 2003) 42 (2013) 7204–7209; doi:10.1039/c3dt00056g

data_7022538
_publ_section_title
;
 Synthesis, structures and magnetic characterizations of isostructural
 tetranuclear Ln4 clusters (Ln = Dy, Ho, and Eu).
;
_journal_issue                   19
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7204
_journal_page_last               7209
_journal_paper_doi               10.1039/c3dt00056g
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C96 H84 Dy4 N12 O12'
_chemical_formula_weight         2247.75
_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                69.4210(10)
_cell_angle_beta                 79.1840(10)
_cell_angle_gamma                63.0890(10)
_cell_formula_units_Z            1
_cell_length_a                   13.4782(4)
_cell_length_b                   14.0136(4)
_cell_length_c                   15.7024(4)
_cell_measurement_reflns_used    9923
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.246
_cell_measurement_theta_min      2.625
_cell_volume                     2474.46(12)
_computing_cell_refinement       'Bruker SMART APEXll'
_computing_data_collection       'Bruker SMART APEXll'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    WingX
_computing_publication_material  WingX
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SHELXTL
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi scan'
_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  0.0483
_diffrn_reflns_av_sigmaI/netI    0.0575
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            41055
_diffrn_reflns_theta_full        28.31
_diffrn_reflns_theta_max         28.31
_diffrn_reflns_theta_min         1.83
_exptl_absorpt_coefficient_mu    3.046
_exptl_absorpt_correction_T_max  0.8701
_exptl_absorpt_correction_T_min  0.5564
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.508
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1104
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.05
_platon_squeeze_details
;
;
_refine_diff_density_max         0.709
_refine_diff_density_min         -0.758
_refine_diff_density_rms         0.128
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     559
_refine_ls_number_reflns         12089
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0452
_refine_ls_R_factor_gt           0.0337
_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^)+(0.0294P)^2^+0.1324P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0737
_refine_ls_wR_factor_ref         0.0769
_reflns_number_gt                9785
_reflns_number_total             12089
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt00056g.txt
_cod_data_source_block           squeezed
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7022538