Chiral Indium Alkoxide Complexes as Initiators for the Stereoselective Ring-Opening Polymerization of rac-Lactide
Jean-Charles Buffet; Jun Okuda; Polly L. Arnold; Inorganic Chemistry 49 (2010) 419–426; doi:10.1021/ic900740n

data_4314499
_publ_contact_author_address
;
School of Chemistry
Joseph Black Building, University of Edinburgh,
West Mains Road, Edinburgh, EH9 3JJ, UK.
;
_publ_contact_author_email       Polly.Arnold@ed.ac.uk
_publ_contact_author_fax         '+44 131 650 6453'
_publ_contact_author_name        'Polly L Arnold'
_publ_contact_author_phone       '+44 131 650 5429'
_publ_section_title
;
 Chiral Indium Alkoxide Complexes as Initiators for the Stereoselective
 Ring-Opening Polymerization of rac-Lactide
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              419
_journal_page_last               426
_journal_paper_doi               10.1021/ic900740n
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C34 H78 In N O4 P2 Si2'
_chemical_formula_sum            'C34 H78 In N O4 P2 Si2'
_chemical_formula_weight         797.91
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yac'
_symmetry_space_group_name_H-M   'P 1 2/n 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                 92.340(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   13.5420(7)
_cell_length_b                   10.9614(6)
_cell_length_c                   14.4927(8)
_cell_measurement_reflns_used    6157
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      30.5
_cell_measurement_theta_min      1.9
_cell_volume                     2149.5(2)
_computing_cell_refinement       'SAINT (Siemans, 1995)'
_computing_data_collection       'SMART (Siemans, 1993)'
_computing_data_reduction        'SAINT (Siemans, 1995)'
_computing_molecular_graphics    'ORTEP (Farrugia, 1997)'
_computing_publication_material  'enCIFer (Allen et al., 2004)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-92 (Giacovazzo, 1994)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.939
_diffrn_measurement_device_type  'Bruker SMART APEX CCD area detector'
_diffrn_measurement_method       '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  0.0307
_diffrn_reflns_av_sigmaI/netI    0.0307
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            25829
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         30.49
_diffrn_reflns_theta_min         1.86
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.713
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6314
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.233
_exptl_crystal_density_meas      1.23
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             856
_exptl_crystal_size_max          0.53
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.18
_refine_diff_density_max         1.146
_refine_diff_density_min         -0.732
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.181
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     234
_refine_ls_number_reflns         6157
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.181
_refine_ls_R_factor_all          0.0391
_refine_ls_R_factor_gt           0.0364
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0313P)^2^+1.6235P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0831
_refine_ls_wR_factor_ref         0.0843
_reflns_number_gt                5864
_reflns_number_total             6157
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic900740n_si_001_1.cif
_cod_data_source_block           po8064_InL2N
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4314499