Enantiocontrol with a Hydrogen-bond Directing Pyrrolidinylsilanol Catalyst
Min, Taewoo; Fettinger, James C.; Franz, Annaliese K.; ACS Catalysis 2 (2012) 1661–; doi:10.1021/cs300290j

data_4506585
_publ_section_title
;
 Enantiocontrol with a Hydrogen-bond Directing Pyrrolidinylsilanol
 Catalyst
;
_journal_issue                   8
_journal_name_full               'ACS Catalysis'
_journal_page_first              1661
_journal_paper_doi               10.1021/cs300290j
_journal_volume                  2
_journal_year                    2012
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C16 H20 N O Si, Cl'
_chemical_formula_sum            'C16 H20 Cl N O Si'
_chemical_formula_weight         305.87
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.5343(3)
_cell_length_b                   8.5707(4)
_cell_length_c                   25.2748(11)
_cell_measurement_reflns_used    9877
_cell_measurement_temperature    90(2)
_cell_measurement_theta_max      27.52
_cell_measurement_theta_min      2.38
_cell_volume                     1632.10(12)
_computing_cell_refinement       'SAINT (7.68A) (Bruker, 2010)'
_computing_data_collection       'SMART (Version 5.054) (Bruker, 2002)'
_computing_data_reduction        'SAINT (7.68A) (Bruker, 2010)'
_computing_molecular_graphics    'SHELXTL 5.1, XP (Sheldrick, 1994)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      90(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART1000 CCD'
_diffrn_measurement_method       '\w and \f'
_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  0.0215
_diffrn_reflns_av_sigmaI/netI    0.0167
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            14658
_diffrn_reflns_theta_full        27.52
_diffrn_reflns_theta_max         27.52
_diffrn_reflns_theta_min         1.61
_exptl_absorpt_coefficient_mu    0.303
_exptl_absorpt_correction_T_max  0.9542
_exptl_absorpt_correction_T_min  0.9191
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS 2008/2 (Sheldrick, 2008)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.245
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             648
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.280
_refine_diff_density_min         -0.143
_refine_diff_density_rms         0.039
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.12(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.070
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     261
_refine_ls_number_reflns         3749
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.0245
_refine_ls_R_factor_gt           0.0224
_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^)+(0.0379P)^2^+0.2151P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0582
_refine_ls_wR_factor_ref         0.0603
_reflns_number_gt                3599
_reflns_number_total             3749
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cs300290j_si_005.cif
_cod_data_source_block           jf1958fmi
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Numerical'
changed to 'numerical' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
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_cod_database_code               4506585