Grafting of peralkylated Ln(II)Al(III) heterobimetallic complexes onto periodic mesoporous silica KIT-6.
Le Roux, Erwan; Michel, Olaf; Sommerfeldt, Hanne-Marthe; Liang, Yucang; Maichle-Mössmer, Cäcilia; Törnroos, Karl W; Anwander, Reiner; Dalton transactions (Cambridge, England : 2003) 39 (2010) 8552–8559; doi:10.1039/c002734k

data_7025677
_publ_section_title
;
 Grafting of peralkylated Ln(II)Al(III) heterobimetallic complexes onto
 periodic mesoporous silica KIT-6.
;
_journal_issue                   36
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8552
_journal_page_last               8559
_journal_paper_doi               10.1039/c002734k
_journal_volume                  39
_journal_year                    2010
_chemical_formula_moiety         'C36 H84 Al2 O8 Si2 Yb'
_chemical_formula_sum            'C36 H84 Al2 O8 Si2 Yb'
_chemical_formula_weight         928.21
_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                 90.474(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            32
_cell_length_a                   36.5316(17)
_cell_length_b                   21.0298(10)
_cell_length_c                   50.333(2)
_cell_measurement_reflns_used    24838
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.04
_cell_measurement_theta_min      2.23
_cell_volume                     38667(3)
_computing_cell_refinement
;
Bruker (2008). SAINT, version 6.45A, Bruker AXS Inc., Madison,
Wisconsin, USA.
;
_computing_data_collection
;
Bruker (1999). SMART, version 5.054, Bruker AXS Inc., Madison,
Wisconsin, USA.
;
_computing_data_reduction
;
Bruker (2004). SAINT, version 6.45a, Bruker AXS Inc., Madison,
Wisconsin, USA.
;
_computing_molecular_graphics
;
Brandenburg, K. (2007). DIAMOND. Version 3.1. Crystal Impact GbR, Bonn,
Germany.
;
_computing_publication_material
;
Bruker AXS (2003). SHELXTL. Version 6.14. Bruker AXS Inc., Madison,
Wisconsin, USA.
;
_computing_structure_refinement
;
Sheldrick, G. M. (2008). Acta Crystallographica, A64, 112-122.
;
_computing_structure_solution
;
Sheldrick, G. M. (2008). Acta Crystallographica, A64, 112-122.
;
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean '48 \um'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker-AXS SMART 2K CCD'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0411
_diffrn_reflns_av_sigmaI/netI    0.0272
_diffrn_reflns_limit_h_max       51
_diffrn_reflns_limit_h_min       -51
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       70
_diffrn_reflns_limit_l_min       -70
_diffrn_reflns_number            315887
_diffrn_reflns_theta_full        30.06
_diffrn_reflns_theta_max         30.06
_diffrn_reflns_theta_min         1.11
_exptl_absorpt_coefficient_mu    2.061
_exptl_absorpt_correction_T_max  0.6011
_exptl_absorpt_correction_T_min  0.3264
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS version 2008/1, G.M Sheldrick, University of
G\"ttingen, Germany, 2008.
;
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.276
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'irregular bloc'
_exptl_crystal_F_000             15616
_exptl_crystal_size_max          0.70
_exptl_crystal_size_mid          0.50
_exptl_crystal_size_min          0.28
_refine_diff_density_max         4.655
_refine_diff_density_min         -4.656
_refine_diff_density_rms         0.174
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.264
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1861
_refine_ls_number_reflns         56535
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.265
_refine_ls_R_factor_all          0.0780
_refine_ls_R_factor_gt           0.0615
_refine_ls_shift/su_max          0.004
_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^+934.5010P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1371
_refine_ls_wR_factor_ref         0.1458
_reflns_number_gt                44782
_reflns_number_total             56535
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c002734k.txt
_cod_data_source_block           Compound2a
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7025677