Catalytic asymmetric Mannich-type reactions of alpha-cyano alpha-sulfonyl carbanions
Kohsuke Ohmatsu; Ayano Goto; Takashi Ooi; Chem.Commun. 48 (2012) 7913–; doi:10.1039/c2cc32398b

data_7108106
_publ_section_title
;
 Catalytic asymmetric Mannich-type reactions of alpha-cyano alpha-sulfonyl
 carbanions
;
_journal_name_full               Chem.Commun.
_journal_page_first              7913
_journal_paper_doi               10.1039/c2cc32398b
_journal_volume                  48
_journal_year                    2012
_chemical_absolute_configuration S,R
_chemical_formula_sum            'C21 H23 Cl N2 O4 S'
_chemical_formula_weight         434.92
_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                   8.911(4)
_cell_length_b                   9.919(4)
_cell_length_c                   24.452(11)
_cell_measurement_reflns_used    9738
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      28.20
_cell_measurement_theta_min      2.43
_cell_volume                     2161.3(16)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      153(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0395
_diffrn_reflns_av_sigmaI/netI    0.0386
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            15486
_diffrn_reflns_theta_full        28.24
_diffrn_reflns_theta_max         28.24
_diffrn_reflns_theta_min         1.67
_exptl_absorpt_coefficient_mu    0.303
_exptl_absorpt_correction_T_max  0.9704
_exptl_absorpt_correction_T_min  0.9147
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.337
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.320
_refine_diff_density_min         -0.326
_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   0.05(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     266
_refine_ls_number_reflns         5319
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0339
_refine_ls_R_factor_gt           0.0329
_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^)+(0.0512P)^2^+0.2011P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0844
_refine_ls_wR_factor_ref         0.0852
_reflns_number_gt                5149
_reflns_number_total             5319
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc32398b.txt
_cod_data_source_block           2125ago
_cod_original_cell_volume        2161.1(16)
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               7108106