Syntheses, Crystal Structures, and Magnetic Properties of a Family of Heterometallic Octanuclear [Cu6Ln2] (Ln = Dy(III), Tb(III), Ho(III), Er(III), and Gd(III)) Complexes
Wang, Hui-Sheng; Yang, Feng-Jun; Long, Qiao-Qiao; Huang, Zhi-Yong; Chen, Wei; Pan, Zhiquan; New J. Chem. 41 (2017) 5884–5892; doi:10.1039/C7NJ00459A

data_7056221
_publ_section_title
;
 Syntheses, Crystal Structures, and Magnetic Properties of a Family of
 Heterometallic Octanuclear [Cu6Ln2] (Ln = Dy(III), Tb(III), Ho(III),
 Er(III), and Gd(III)) Complexes
;
_journal_issue                   13
_journal_name_full               'New J. Chem.'
_journal_page_first              5884
_journal_page_last               5892
_journal_paper_doi               10.1039/C7NJ00459A
_journal_volume                  41
_journal_year                    2017
_chemical_formula_sum            'C45 H50 Cl6 Cu6 Ho2 N8 O13'
_chemical_formula_weight         1834.73
_space_group_crystal_system      trigonal
_space_group_IT_number           167
_space_group_name_Hall           '-R 3 2"c'
_space_group_name_H-M_alt        'R -3 c :H'
_symmetry_space_group_name_Hall  '-R 3 2"c'
_symmetry_space_group_name_H-M   'R -3 c :H'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-05-04 deposited with the CCDC.
2017-05-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            6
_cell_length_a                   15.6219(5)
_cell_length_b                   15.6219(5)
_cell_length_c                   44.866(3)
_cell_measurement_reflns_used    2106
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.2813
_cell_measurement_theta_min      3.1456
_cell_volume                     9482.3(8)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'PHOTON100 CMOS detector'
_diffrn_measurement_method       'omega scan'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0782
_diffrn_reflns_av_unetI/netI     0.0545
_diffrn_reflns_Laue_measured_fraction_full 0.986
_diffrn_reflns_Laue_measured_fraction_max 0.986
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       51
_diffrn_reflns_limit_l_min       -47
_diffrn_reflns_number            7941
_diffrn_reflns_point_group_measured_fraction_full 0.986
_diffrn_reflns_point_group_measured_fraction_max 0.986
_diffrn_reflns_theta_full        24.998
_diffrn_reflns_theta_max         24.998
_diffrn_reflns_theta_min         3.772
_exptl_absorpt_coefficient_mu    4.763
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6001
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2012)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.928
_exptl_crystal_description       needle
_exptl_crystal_F_000             5340
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.14
_refine_diff_density_max         1.470
_refine_diff_density_min         -0.776
_refine_diff_density_rms         0.140
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     122
_refine_ls_number_reflns         1840
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0761
_refine_ls_R_factor_gt           0.0389
_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^)+(0.0430P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0787
_refine_ls_wR_factor_ref         0.0867
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1244
_reflns_number_total             1840
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7nj00459a2.cif
_cod_data_source_block           3
_cod_database_code               7056221
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              12092
_shelx_fab_checksum              96707