Functionalized Chiral Vinyl Aminosulfoxonium Salts: Asymmetric Synthesis and Application to the Synthesis of Enantiopure Unsaturated Prolines, β,γ-Dehydro Amino Acids, and Cyclopentanoid Keto Aminosulfoxonium Ylides
Shashi Kant Tiwari; Hans-Joachim Gais; Andreas Lindenmaier; Gadamsetti Surendra Babu; Gerhard Raabe; Leleti Rajender Reddy; Franz Köhler; Markus Günter; Stefan Koep; Vijaya Bhaskara Reddy Iska; Journal of the American Chemical Society 128 (2006) 7360–7373; doi:10.1021/ja061152i

data_4110638
_publ_section_title
;
 Functionalized Chiral Vinyl Aminosulfoxonium Salts: Asymmetric Synthesis
 and Application to the Synthesis of Enantiopure Unsaturated Prolines,
 \b,\g-Dehydro Amino Acids, and Cyclopentanoid Keto Aminosulfoxonium
 Ylides
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7360
_journal_page_last               7373
_journal_paper_doi               10.1021/ja061152i
_journal_volume                  128
_journal_year                    2006
_chemical_formula_sum            'C22 H36 N2 O5 S2'
_chemical_formula_weight         472.67
_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'
_cell_angle_alpha                90.00000
_cell_angle_beta                 90.00000
_cell_angle_gamma                90.00000
_cell_formula_units_Z            4
_cell_length_a                   8.3297(2)
_cell_length_b                   13.933(4)
_cell_length_c                   21.481(3)
_cell_measurement_temperature    293
_cell_volume                     2493.0(8)
_computing_data_reduction        'xtal DIFDAT SORTRF ADDREF'
_computing_molecular_graphics    xtal
_computing_publication_material  'xtal BONDLA CIFIO'
_computing_structure_refinement  'xtal CRYLSQ'
_computing_structure_solution    xtal
_diffrn_ambient_temperature      293
_diffrn_measurement_device_type  CAD4
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54179
_diffrn_reflns_av_R_equivalents  .013
_diffrn_reflns_av_sigmaI/netI    .026
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            5711
_diffrn_reflns_reduction_process 'perpendicular monochr Lp'
_diffrn_reflns_theta_max         72.79
_diffrn_reflns_theta_min         3.78
_exptl_absorpt_coefficient_mu    2.215
_exptl_crystal_density_diffrn    1.259
_exptl_crystal_F_000             1016
_refine_diff_density_max         .73
_refine_diff_density_min         -.72
_refine_ls_extinction_coef       .00000
_refine_ls_goodness_of_fit_all   2.92
_refine_ls_goodness_of_fit_ref   2.99
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     280
_refine_ls_number_reflns         4725
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          .049
_refine_ls_R_factor_gt           .045
_refine_ls_shift/su_max          .001
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_all         .059
_refine_ls_wR_factor_ref         .058
_reflns_d_resolution_high        .807
_reflns_d_resolution_low         11.689
_reflns_Friedel_coverage         .748
_reflns_limit_h_max              10
_reflns_limit_h_min              -10
_reflns_limit_k_max              17
_reflns_limit_k_min              -17
_reflns_limit_l_max              26
_reflns_limit_l_min              -26
_reflns_number_gt                4729
_reflns_number_total             4972
_reflns_threshold_expression     'F    >  .00 sig(F   )'
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_cod_data_source_block           gr0528
_cod_original_sg_symbol_Hall     p_2ac_2ab
_cod_database_code               4110638