Catalytic Enantioselective Intramolecular Redox Reactions: Ring-Fused Tetrahydroquinolines
Sandip Murarka; Indubhusan Deb; Chen Zhang; Daniel Seidel; Journal of the American Chemical Society 131 (2009) 13226–13227; doi:10.1021/ja905213f

data_4105039
_publ_section_title
;
 Catalytic Enantioselective Intramolecular Redox Reactions: Ring-Fused
 Tetrahydroquinolines
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              13226
_journal_page_last               13227
_journal_paper_doi               10.1021/ja905213f
_journal_volume                  131
_journal_year                    2009
_chemical_absolute_configuration ad
_chemical_formula_sum            'C22 H22 N2 O4'
_chemical_formula_weight         378.42
_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                   8.1447(1)
_cell_length_b                   10.1427(2)
_cell_length_c                   21.4366(3)
_cell_measurement_reflns_used    7954
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      70.34
_cell_measurement_theta_min      4.12
_cell_volume                     1770.86(5)
_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, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0201
_diffrn_reflns_av_sigmaI/netI    0.0206
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            9468
_diffrn_reflns_theta_full        68.23
_diffrn_reflns_theta_max         68.23
_diffrn_reflns_theta_min         4.12
_exptl_absorpt_coefficient_mu    0.803
_exptl_absorpt_correction_T_max  0.946
_exptl_absorpt_correction_T_min  0.740
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SAINT (SADABS)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.419
_exptl_crystal_description       rod
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.178
_refine_diff_density_min         -0.185
_refine_diff_density_rms         0.038
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.1(2)
_refine_ls_extinction_coef       0.0032(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.006
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     320
_refine_ls_number_reflns         3135
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.0359
_refine_ls_R_factor_gt           0.0346
_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^)+(0.0370P)^2^+1.1200P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0803
_refine_ls_wR_factor_ref         0.0812
_reflns_number_gt                3060
_reflns_number_total             3135
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja905213f_si_002.cif
_cod_data_source_block           indu-315-final
_cod_database_code               4105039