{Phenoxy-imine}aluminum versus -indium Complexes for the Immortal ROP of Lactide: Different Stereocontrol, Different Mechanisms
Normand, Mickael; Dorcet, Vincent; Kirillov, Evgeny; Carpentier, Jean-François; Organometallics 32 (2013) 1694–; doi:10.1021/om301155m

data_4080385
_publ_section_title
;
 {Phenoxy-imine}aluminum versus -indium Complexes for the Immortal ROP of
 Lactide: Different Stereocontrol, Different Mechanisms
;
_journal_issue                   6
_journal_name_full               Organometallics
_journal_page_first              1694
_journal_paper_doi               10.1021/om301155m
_journal_volume                  32
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         '2(C32 H35 N1 O1 Si1)'
_chemical_formula_sum            'C32 H35 N O Si'
_chemical_formula_weight         477.7
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      4
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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      2.3
_audit_creation_date             2011-03-16T09:44:57-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 115.727(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.0428(6)
_cell_length_b                   28.804(2)
_cell_length_c                   10.7253(9)
_cell_measurement_reflns_used    5955
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.44
_cell_measurement_theta_min      2.22
_cell_measurement_wavelength     0.71073
_cell_volume                     2795.0(4)
_computing_cell_refinement       'Bruker SMART (Bruker, 2002)'
_computing_data_collection       'Bruker SAINT (Bruker, 2002)'
_computing_data_reduction        'Bruker SAINT (Bruker, 2002)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material
;
           WinGX publication routines (Farrugia, 1999),
           CRYSCAL (T. Roisnel, local program)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999))'
_diffrn_ambient_temperature      150(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0401
_diffrn_reflns_av_unetI/netI     0.0608
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       37
_diffrn_reflns_limit_k_min       -37
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            23329
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.41
_exptl_absorpt_coefficient_mu    0.108
_exptl_absorpt_correction_T_max  0.989
_exptl_absorpt_correction_T_min  0.826
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
  [Sheldrick, G.M. (2002). SADABS Bruker AXS Inc., Madison, Wisconsin, USA]
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.135
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.66
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.429
_refine_diff_density_min         -0.314
_refine_diff_density_rms         0.046
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.01(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.02
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     644
_refine_ls_number_reflns         12210
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.02
_refine_ls_R_factor_all          0.0688
_refine_ls_R_factor_gt           0.0522
_refine_ls_shift/su_max          0.025
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0600P)^2^+0.7400P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1231
_refine_ls_wR_factor_ref         0.1356
_reflns_number_gt                9908
_reflns_number_total             12210
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om301155m_si_002.cif
_cod_data_source_block           ligandl
_cod_original_cell_volume        2795.0(3)
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4080385