Asymmetric Substitution at the Tetrasubstituted Chiral Carbon: Catalytic Ring-Opening Alkylation of Racemic 2,2-Disubstituted Aziridines with 3-Substituted Oxindoles
Kohsuke Ohmatsu; Yuichiro Ando; Takashi Ooi; Journal of the American Chemical Society 135 (2013) 18706–18709; doi:10.1021/ja411647x

data_4121370
_publ_section_title
;
 Asymmetric Substitution at the Tetrasubstituted Chiral Carbon: Catalytic
 Ring-Opening Alkylation of Racemic 2,2-Disubstituted Aziridines with
 3-Substituted Oxindoles
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              18706
_journal_page_last               18709
_journal_paper_doi               10.1021/ja411647x
_journal_volume                  135
_journal_year                    2013
_chemical_absolute_configuration R,S
_chemical_formula_sum            'C36 H41 N2 O5 S'
_chemical_formula_weight         613.77
_chemical_name_systematic
; 
 ? 
;
_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                   6.493(2)
_cell_length_b                   16.778(6)
_cell_length_c                   30.179(11)
_cell_measurement_temperature    103(2)
_cell_volume                     3288(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      103(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type
;
Saturn70 CCD (4x4 bin mode) with MicroMax-007
;
_diffrn_measurement_method       dtprofit.ref
_diffrn_radiation_monochromator  Confocal
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0952
_diffrn_reflns_av_sigmaI/netI    0.1055
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            26453
_diffrn_reflns_theta_full        27.37
_diffrn_reflns_theta_max         27.37
_diffrn_reflns_theta_min         3.16
_exptl_absorpt_coefficient_mu    0.143
_exptl_absorpt_correction_T_max  0.9929
_exptl_absorpt_correction_T_min  0.9584
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.240
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1308
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.726
_refine_diff_density_min         -0.540
_refine_diff_density_rms         0.069
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.06(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     405
_refine_ls_number_reflns         7433
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.1011
_refine_ls_R_factor_gt           0.0784
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0908P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1907
_refine_ls_wR_factor_ref         0.2145
_reflns_number_gt                5131
_reflns_number_total             7433
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja411647x_si_005.cif
_cod_data_source_block           shelxs
_cod_database_code               4121370