Systematic studies of the structures and magnetic properties for a family of cubane complexes with the formula: [M2Ln2] (Ln = Dy, Gd; M = Ni, Zn) and [Ni2Y2].
Yu, Wan-Rong; Lee, Gene-Hsian; Yang, En-Che; Dalton transactions (Cambridge, England : 2003) 42 (2013) 3941–3949; doi:10.1039/c2dt32688d

data_7022455
_publ_section_title
;
 Systematic studies of the structures and magnetic properties for a family
 of cubane complexes with the formula: [M2Ln2] (Ln = Dy, Gd; M = Ni, Zn)
 and [Ni2Y2].
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3941
_journal_page_last               3949
_journal_paper_doi               10.1039/c2dt32688d
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C64 H75 Cl Gd2 N4 Ni2 O26'
_chemical_formula_weight         1783.65
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 121.3414(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.2334(10)
_cell_length_b                   23.9758(11)
_cell_length_c                   17.5937(8)
_cell_measurement_reflns_used    7171
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.27
_cell_measurement_theta_min      2.17
_cell_volume                     7649.8(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'BRUKER SMART APEXCCD area detector'
_diffrn_measurement_method       'omega scans'
_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  0.0391
_diffrn_reflns_av_sigmaI/netI    0.0427
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            24781
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.41
_exptl_absorpt_coefficient_mu    2.307
_exptl_absorpt_correction_T_max  0.5962
_exptl_absorpt_correction_T_min  0.4441
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.549
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3584
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.25
_refine_diff_density_max         1.655
_refine_diff_density_min         -0.851
_refine_diff_density_rms         0.288
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     466
_refine_ls_number_reflns         8788
_refine_ls_number_restraints     150
_refine_ls_restrained_S_all      1.073
_refine_ls_R_factor_all          0.0694
_refine_ls_R_factor_gt           0.0558
_refine_ls_shift/su_max          0.011
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0904P)^2^+34.1335P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1536
_refine_ls_wR_factor_ref         0.1652
_reflns_number_gt                7195
_reflns_number_total             8788
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt32688d.txt
_cod_data_source_block           ic15661
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

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      C2/c
_cod_database_code               7022455