Asymmetric Synthesis of 1,3-Diamines by Diastereoselective Reduction of Enantiopure N-tert-Butanesulfinylketimines: Unusual Directing Effects of the ortho-Substituent
Marina Martjuga; Dmitry Shabashov; Sergey Belyakov; Edvards Liepinsh; Edgars Suna; Journal of Organic Chemistry 75 (2010) 2357–2368; doi:10.1021/jo100173f

data_4025347
_publ_section_title
;
 Asymmetric Synthesis of 1,3-Diamines by Diastereoselective Reduction of
 Enantiopure N-tert-Butanesulfinylketimines: Unusual Directing Effects of
 the ortho-Substituent
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              2357
_journal_page_last               2368
_journal_paper_doi               10.1021/jo100173f
_journal_volume                  75
_journal_year                    2010
_chemical_absolute_configuration rmad
_chemical_compound_source        'Local laboratory'
_chemical_formula_moiety         'C20 H27 N O S '
_chemical_formula_sum            'C20 H27 N O S'
_chemical_formula_weight         329.506
_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_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.3004(4)
_cell_length_b                   13.5899(6)
_cell_length_c                   14.7561(7)
_cell_measurement_reflns_used    29808
_cell_measurement_temperature    173
_cell_measurement_theta_max      28.700
_cell_measurement_theta_min      0.998
_cell_volume                     1865.05(15)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       KappaCCD
_computing_data_reduction        'Denzo and Scalepak (Otwinowski & Minor, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       KappaCCD
_diffrn_measurement_method       CCD
_diffrn_orient_matrix_type       X=UH
_diffrn_orient_matrix_UB_11      -0.04607
_diffrn_orient_matrix_UB_12      -0.01485
_diffrn_orient_matrix_UB_13      -0.09601
_diffrn_orient_matrix_UB_21      0.06098
_diffrn_orient_matrix_UB_22      -0.03340
_diffrn_orient_matrix_UB_23      -0.02409
_diffrn_orient_matrix_UB_31      -0.02441
_diffrn_orient_matrix_UB_32      -0.05965
_diffrn_orient_matrix_UB_33      0.02094
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           ' MoK\a'
_diffrn_radiation_wavelength_id  all
_diffrn_reflns_av_R_equivalents  0.033
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            4739
_diffrn_reflns_theta_full        28.69
_diffrn_reflns_theta_max         28.69
_diffrn_reflns_theta_min         1.38
_exptl_absorpt_coefficient_mu    0.178
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.174
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'Prism (0.12x0.17x0.22 mm)'
_exptl_crystal_F_000             712
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.490
_refine_diff_density_min         -0.455
_refine_diff_density_rms         0.132
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.09(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     212
_refine_ls_number_reflns         4716
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.1316
_refine_ls_R_factor_gt           0.0684
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1215P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1653
_refine_ls_wR_factor_ref         0.2138
_reflns_number_gt                2992
_reflns_number_total             4716
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo100173f_si_018.cif
_cod_data_source_block           global
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to the built-in table from CIF Core
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_sg_symbol_Hall     'P 2ac 2ab '
_cod_original_sg_symbol_H-M      'P 21 21 21 '
_cod_original_formula_sum        'C20 H27 N O S '
_cod_database_code               4025347
_cod_database_fobs_code          4025347