Tetra-, Penta-, and Hexanuclear Yttrium Hydride Clusters from Half-Sandwich Bis(aminobenzyl) Complexes Containing Various Cyclopentadienyl Ligands
Shima, Takanori; Nishiura, Masayoshi; Hou, Zhaomin; Organometallics 30 (2011) 2513–; doi:10.1021/om1012055

data_4064242
_publ_section_title
;
 Tetra-, Penta-, and Hexanuclear Yttrium Hydride Clusters from
 Half-Sandwich Bis(aminobenzyl) Complexes Containing Various
 Cyclopentadienyl Ligands
;
_journal_issue                   9
_journal_name_full               Organometallics
_journal_page_first              2513
_journal_paper_doi               10.1021/om1012055
_journal_volume                  30
_journal_year                    2011
_chemical_formula_sum            'C66 H129 O Si5 Y5'
_chemical_formula_weight         1523.69
_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                 104.887(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   22.478(4)
_cell_length_b                   17.705(3)
_cell_length_c                   41.032(6)
_cell_measurement_reflns_used    48463
_cell_measurement_temperature    163(2)
_cell_measurement_theta_max      27.56
_cell_measurement_theta_min      1.48
_cell_volume                     15782(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'ORTEP-III (Farrugia, 1997)'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      163(2)
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.975
_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  0.1819
_diffrn_reflns_av_sigmaI/netI    0.5166
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       53
_diffrn_reflns_limit_l_min       -53
_diffrn_reflns_number            48463
_diffrn_reflns_theta_full        27.56
_diffrn_reflns_theta_max         27.56
_diffrn_reflns_theta_min         1.48
_exptl_absorpt_coefficient_mu    3.747
_exptl_absorpt_correction_T_max  0.7057
_exptl_absorpt_correction_T_min  0.5211
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.283
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             6384
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.644
_refine_diff_density_min         -0.628
_refine_diff_density_rms         0.085
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.582
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     709
_refine_ls_number_reflns         17800
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.582
_refine_ls_R_factor_all          0.2338
_refine_ls_R_factor_gt           0.0529
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0573
_refine_ls_wR_factor_ref         0.0788
_reflns_number_gt                4557
_reflns_number_total             17800
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1012055_si_002.cif
_cod_data_source_block           3
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        15782(4)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4064242