Possible Reason for the Unusual Regioselectivity in Nucleophilic Ring Opening of Trisubstituted Aziridines under Mildly Basic Conditions.
Kelley, Brandon T.; Carroll, Patrick; Joullié, Madeleine M; The Journal of organic chemistry 79 (2014) 5121–5133; doi:10.1021/jo5006685

data_4029472
_publ_section_title
;
 Possible Reason for the Unusual Regioselectivity in Nucleophilic Ring
 Opening of Trisubstituted Aziridines under Mildly Basic Conditions.
;
_journal_issue                   11
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              5121
_journal_page_last               5133
_journal_paper_doi               10.1021/jo5006685
_journal_volume                  79
_journal_year                    2014
_chemical_formula_sum            'C19 H28 N2 O5 S Si'
_chemical_formula_weight         424.58
_space_group_IT_number           4
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_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
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_atom_sites_solution_primary     direct
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 96.822(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.9560(4)
_cell_length_b                   7.9270(3)
_cell_length_c                   14.0034(6)
_cell_measurement_temperature    100(1)
_cell_volume                     1097.34(8)
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(1)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'CCD Area Detector'
_diffrn_measurement_device_type  'Bruker APEXII'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_limit_h_max       12
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_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            19397
_diffrn_reflns_theta_full        25.38
_diffrn_reflns_theta_max         25.38
_diffrn_reflns_theta_min         2.06
_exptl_absorpt_coefficient_mu    0.233
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6764
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2007)'
_exptl_crystal_density_diffrn    1.285
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             452
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.377
_refine_diff_density_min         -0.173
_refine_diff_density_rms         0.035
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.04(5)
_refine_ls_extinction_method     none
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_refine_ls_matrix_type           full
_refine_ls_number_parameters     261
_refine_ls_number_reflns         4050
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_refine_ls_R_factor_all          0.0233
_refine_ls_R_factor_gt           0.0225
_refine_ls_shift/su_max          0.008
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0426P)^2^+0.1645P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0620
_refine_ls_wR_factor_ref         0.0628
_reflns_number_gt                3956
_reflns_number_total             4050
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo5006685_si_008.cif
_cod_data_source_block           shelxl
_cod_depositor_comments
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The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 

 Adding full bibliography for 4029464--4029472.cif.
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_cod_original_sg_symbol_H-M      'P 21     '
_cod_database_code               4029472