Highly Diastereoselective Synthesis of Tetrahydropyridines by a C-H Activation-Cyclization-Reduction Cascade
Simon Duttwyler; Colin Lu; Arnold L. Rheingold; Robert G. Bergman; Jonathan A. Ellman; Journal of the American Chemical Society 134 (2012) 4064–4067; doi:10.1021/ja2119833

data_4117599
_publ_contact_author_address
;
Department of Chemistry
Yale University
New Haven, CT 06520
United States
;
_publ_contact_author_email       jonathan.ellman@yale.edu
_publ_contact_author_name        'Jonathan A. Ellman'
_publ_section_title
;
 Highly Diastereoselective Synthesis of Tetrahydropyridines by a C-H
 Activation-Cyclization-Reduction Cascade
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              4064
_journal_page_last               4067
_journal_paper_doi               10.1021/ja2119833
_journal_volume                  134
_journal_year                    2012
_chemical_formula_sum            'C31.5 H40 N4 O9 S'
_chemical_formula_weight         650.74
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 118.0060(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   23.1540(12)
_cell_length_b                   14.5068(7)
_cell_length_c                   21.9732(11)
_cell_measurement_reflns_used    6553
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.27
_cell_measurement_theta_min      2.25
_cell_volume                     6516.3(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_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      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0429
_diffrn_reflns_av_sigmaI/netI    0.0376
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_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            24796
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.39
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    0.158
_exptl_absorpt_correction_T_max  0.9570
_exptl_absorpt_correction_T_min  0.9437
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.327
_exptl_crystal_description       block
_exptl_crystal_F_000             2760
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.322
_refine_diff_density_min         -0.370
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.003
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     418
_refine_ls_number_reflns         5991
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.0619
_refine_ls_R_factor_gt           0.0444
_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^)+(0.0581P)^2^+9.1683P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1108
_refine_ls_wR_factor_ref         0.1246
_reflns_number_gt                4699
_reflns_number_total             5991
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja2119833_si_002_1.cif
_cod_data_source_block           Product_8
_cod_original_formula_sum        'C31.50 H40 N4 O9 S'
_cod_database_code               4117599