A series of di-, tri- and tetranuclear lanthanide clusters with slow magnetic relaxation for Dy2 and Dy4
Peng, Jun-Bo; Ren, Yan-Ping; Kong, Xiang-Jian; Long, La-Sheng; Huang, Rong-Bin; Zheng, Lan-Sun; CrystEngComm 13 (2011) 2084–2090; doi:10.1039/c0ce00589d

data_7210508
_publ_section_title
;
 A series of di-, tri- and tetranuclear lanthanide clusters with slow
 magnetic relaxation for Dy2 and Dy4
;
_journal_issue                   6
_journal_name_full               CrystEngComm
_journal_page_first              2084
_journal_page_last               2090
_journal_paper_doi               10.1039/c0ce00589d
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C70 H150 Cl9 N10 Nd3 O66'
_chemical_formula_weight         2939.77
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 90.599(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.5240(2)
_cell_length_b                   27.1221(5)
_cell_length_c                   28.9263(5)
_cell_measurement_reflns_used    32958
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      29.0759
_cell_measurement_theta_min      2.7335
_cell_volume                     11394.1(3)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd.'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd.'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd.'
_computing_molecular_graphics    'SHELXL-97 (Sheldrick, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Xcalibur, Sapphire3, Gemini ultra'
_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  0.0592
_diffrn_reflns_av_sigmaI/netI    0.0687
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            97744
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.74
_exptl_absorpt_coefficient_mu    1.665
_exptl_absorpt_correction_T_max  0.7318
_exptl_absorpt_correction_T_min  0.6178
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    1.714
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             6004
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.20
_refine_diff_density_max         3.344
_refine_diff_density_min         -2.398
_refine_diff_density_rms         0.211
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1423
_refine_ls_number_reflns         19979
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.1096
_refine_ls_R_factor_gt           0.0874
_refine_ls_shift/su_max          0.049
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0424P)^2^+448.2065P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2051
_refine_ls_wR_factor_ref         0.2126
_reflns_number_gt                15172
_reflns_number_total             19979
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0ce00589d.txt
_cod_data_source_block           complex4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      p2(1)/c
_cod_database_code               7210508