Beauty, Symmetry, and Magnetocaloric Effect-Four-Shell Keplerates with 104 Lanthanide Atoms.
Peng, Jun-Bo; Kong, Xiang-Jian; Zhang, Qian-Chong; Orendáč, Martin; Prokleška, Jan; Ren, Yan-Ping; Long, La-Sheng; Zheng, Zhiping; Zheng, Lan-Sun; Journal of the American Chemical Society  (2014) 141218121523002–; doi:10.1021/ja5107749

data_4123147
_publ_section_title
;
 Beauty, Symmetry, and Magnetocaloric Effect-Four-Shell Keplerates with
 104 Lanthanide Atoms.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              141218121523002
_journal_paper_doi               10.1021/ja5107749
_journal_year                    2014
_chemical_formula_sum            'C136 H936 Cl24 Nd104 O692'
_chemical_formula_weight         29500.61
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           87
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-I 4'
_symmetry_space_group_name_H-M   'I 4/m'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   32.7640(12)
_cell_length_b                   32.7640(12)
_cell_length_c                   32.257(2)
_cell_measurement_reflns_used    5219
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      22.89
_cell_measurement_theta_min      2.33
_cell_volume                     34627(3)
_computing_cell_refinement       'SMART (Bruker, 2001)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        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      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area Detector'
_diffrn_measurement_method       'Omega 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  0.1865
_diffrn_reflns_av_sigmaI/netI    0.1199
_diffrn_reflns_limit_h_max       38
_diffrn_reflns_limit_h_min       -38
_diffrn_reflns_limit_k_max       38
_diffrn_reflns_limit_k_min       -38
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            127476
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.53
_exptl_absorpt_coefficient_mu    7.865
_exptl_absorpt_correction_T_max  0.5068
_exptl_absorpt_correction_T_min  0.3318
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Violet
_exptl_crystal_density_diffrn    2.829
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             27872
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         3.159
_refine_diff_density_min         -2.624
_refine_diff_density_rms         0.454
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     943
_refine_ls_number_reflns         15556
_refine_ls_number_restraints     307
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.1517
_refine_ls_R_factor_gt           0.1030
_refine_ls_shift/su_max          0.092
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0870P)^2^+8003.7715P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2193
_refine_ls_wR_factor_ref         0.2456
_reflns_number_gt                11254
_reflns_number_total             15556
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja5107749_si_002.cif
_cod_data_source_block           Nd104-tetragonal
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'multi scan' changed to
'multi-scan' according to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2935 2014-11-11 08:27:57Z 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      I4/m
_cod_database_code               4123147
_platon_nd104-tetragonal_details
;
SQUEEZE removed 8 disordered ethanol moleculesa and 150 disordered 
water molecules per formula unit. This valueis calculated 
based upon elemental analysis data.
;