{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_4080376
_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_compound_source        'synthesis as described'
_chemical_formula_moiety         'C35 H34 Al N O Si'
_chemical_formula_sum            'C35 H34 Al N O Si'
_chemical_formula_weight         539.7
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -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             2010-11-10T10:42:05-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                106.8950(10)
_cell_angle_beta                 106.2760(10)
_cell_angle_gamma                116.7770(10)
_cell_formula_units_Z            2
_cell_length_a                   10.6806(3)
_cell_length_b                   11.0989(2)
_cell_length_c                   16.6846(4)
_cell_measurement_reflns_used    5088
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      26.58
_cell_measurement_theta_min      2.44
_cell_measurement_wavelength     0.71073
_cell_volume                     1480.92(7)
_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      200(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.98
_diffrn_measured_fraction_theta_max 0.98
_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  0.0473
_diffrn_reflns_av_unetI/netI     0.0557
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            24073
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.62
_exptl_absorpt_coefficient_mu    0.137
_exptl_absorpt_correction_T_max  0.993
_exptl_absorpt_correction_T_min  0.842
_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    1.21
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             572
_exptl_crystal_size_max          0.11
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.303
_refine_diff_density_min         -0.306
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     355
_refine_ls_number_reflns         6665
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0735
_refine_ls_R_factor_gt           0.0457
_refine_ls_shift/su_max          0.022
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0448P)^2^+0.3340P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.103
_refine_ls_wR_factor_ref         0.1156
_reflns_number_gt                4690
_reflns_number_total             6665
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om301155m_si_002.cif
_cod_data_source_block           complex1f
_cod_original_cell_volume        1480.92(6)
_cod_database_code               4080376