Exploring Steric Effects in Diastereoselective Synthesis of Chiral Aminophenolate Zinc Complexes and Stereoselective Ring-Opening Polymerization of rac-Lactide.
Wang, Haobing; Yang, Yang; Ma, Haiyan; Inorganic chemistry 55 (2016) 7356–7372; doi:10.1021/acs.inorgchem.6b00378

data_4347602
_publ_section_title
;
 Exploring Steric Effects in Diastereoselective Synthesis of Chiral
 Aminophenolate Zinc Complexes and Stereoselective Ring-Opening
 Polymerization of rac-Lactide.
;
_journal_issue                   15
_journal_name_full               'Inorganic chemistry'
_journal_page_first              7356
_journal_page_last               7372
_journal_paper_doi               10.1021/acs.inorgchem.6b00378
_journal_volume                  55
_journal_year                    2016
_chemical_absolute_configuration ad
_chemical_formula_sum            'C45 H65 N3 O Si2 Zn'
_chemical_formula_weight         785.55
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_cell_setting           monoclinic
_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_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 111.496(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   15.123(2)
_cell_length_b                   10.8882(14)
_cell_length_c                   16.463(2)
_cell_measurement_reflns_used    1836
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      38.613
_cell_measurement_theta_min      4.593
_cell_volume                     2522.3(6)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and 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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.1135
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            7582
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         1.45
_exptl_absorpt_coefficient_mu    0.565
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.12976
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.034
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             844
_exptl_crystal_size_max          0.276
_exptl_crystal_size_mid          0.203
_exptl_crystal_size_min          0.076
_platon_squeeze_details
;
;
_refine_diff_density_max         0.736
_refine_diff_density_min         -0.353
_refine_diff_density_rms         0.079
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.032(17)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.937
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     479
_refine_ls_number_reflns         7582
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.937
_refine_ls_R_factor_all          0.0930
_refine_ls_R_factor_gt           0.0622
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0701P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1359
_refine_ls_wR_factor_ref         0.1487
_reflns_number_gt                5136
_reflns_number_total             7582
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic6b00378_si_001.cif
_cod_data_source_block           cd212724
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        2522.2(6)
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               4347602