Aluminum and Yttrium Complexes of an Unsymmetrical Mixed Fluorous Alkoxy/Phenoxy-Diimino Ligand: Synthesis, Structure, and Ring-Opening Polymerization Catalysis
Alaaeddine, Ali; Thomas, Christophe M.; Roisnel, Thierry; Carpentier, Jean-François; Organometallics 28 (2009) 1469–; doi:10.1021/om8010273

data_4068679
_publ_section_title
;
 Aluminum and Yttrium Complexes of an Unsymmetrical Mixed Fluorous
 Alkoxy/Phenoxy-Diimino Ligand: Synthesis, Structure, and Ring-Opening
 Polymerization Catalysis
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              1469
_journal_paper_doi               10.1021/om8010273
_journal_volume                  28
_journal_year                    2009
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C35 H58 F6 N3 O3 Si2 Y, 0.5(C6 H6)'
_chemical_formula_sum            'C38 H61 F6 N3 O3 Si2 Y'
_chemical_formula_weight         866.99
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4
_audit_creation_date             2008-10-24T14:55:19-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 119.909(8)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   31.345(5)
_cell_length_b                   13.651(2)
_cell_length_c                   23.715(4)
_cell_measurement_reflns_used    6360
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.86
_cell_measurement_theta_min      2.29
_cell_measurement_wavelength     0.71073
_cell_volume                     8796(3)
_computing_cell_refinement       'Bruker SMART, 2006'
_computing_data_collection       'Bruker SMART, 2006'
_computing_data_reduction        'Bruker SAINT, 2006'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'APEXII, Bruker-AXS'
_diffrn_measurement_method       'CCD rotation images, thin slices'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0781
_diffrn_reflns_av_unetI/netI     0.0586
_diffrn_reflns_limit_h_max       40
_diffrn_reflns_limit_h_min       -40
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            62178
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.98
_exptl_absorpt_coefficient_mu    1.443
_exptl_absorpt_correction_T_max  0.866
_exptl_absorpt_correction_T_min  0.487
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
  [Sheldrick, G.M. (2002). SADABS Bruker AXS Inc., Madison, Wisconsin, USA]
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.309
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             3640
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.36
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.914
_refine_diff_density_min         -0.557
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     422
_refine_ls_number_reflns         10077
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0746
_refine_ls_R_factor_gt           0.0396
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0473P)^2^+8.5489P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0877
_refine_ls_wR_factor_ref         0.101
_reflns_number_gt                7144
_reflns_number_total             10077
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om8010273_si_003.cif
_cod_data_source_block           renum
_cod_original_cell_volume        8796(2)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4068679