Lanthanide Clusters with Internal Ln: Fragmentation and the Formation of Dimers with Bridging Se2- and Se22- Ligands
Louise Huebner; Anna Kornienko; Thomas J. Emge; John G. Brennan; Inorganic Chemistry 44 (2005) 5118–5122; doi:10.1021/ic050150g

data_4309186
_publ_section_title
;
Lanthanide Clusters with Internal Ln: Fragmentation and the Formation of
Dimers with Bridging Se2- and Se22- Ligands
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5118
_journal_page_last               5122
_journal_paper_doi               10.1021/ic050150g
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C68 H136 Dy10 I6 O17 S6 Se12'
_chemical_formula_weight         4752.05
_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                 106.042(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   27.7606(8)
_cell_length_b                   18.1961(5)
_cell_length_c                   23.9329(7)
_cell_measurement_reflns_used    6893
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.14
_cell_measurement_theta_min      2.41
_cell_volume                     11618.6(6)
_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-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(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       'phi and 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  0.0747
_diffrn_reflns_av_sigmaI/netI    0.0703
_diffrn_reflns_limit_h_max       36
_diffrn_reflns_limit_h_min       -36
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            70963
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         1.35
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    11.854
_exptl_absorpt_correction_T_max  0.2241
_exptl_absorpt_correction_T_min  0.1036
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SAINT (SADABS)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.717
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             8648
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         3.967
_refine_diff_density_min         -2.081
_refine_diff_density_rms         0.316
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     545
_refine_ls_number_reflns         14401
_refine_ls_number_restraints     236
_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.0840
_refine_ls_R_factor_gt           0.0509
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0596P)^2^+137.9348P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1129
_refine_ls_wR_factor_ref         0.1262
_reflns_number_gt                10176
_reflns_number_total             14401
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic050150gsi20050131_031812.cif
_cod_data_source_block           dy10se_all
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               4309186