Stereoselective Synthesis of Both Enantiomers of N-Aryl Indoles with Axially Chiral N-C Bonds
Ken Kamikawa; Shunsuke Kinoshita; Masaru Furusyo; Shin Takemoto; Hiroyuki Matsuzaka; Motokazu Uemura; Journal of Organic Chemistry 72 (2007) 3394–3402; doi:10.1021/jo0700427

data_4022880
_publ_section_title
;
 Stereoselective Synthesis of Both Enantiomers of
 N-Aryl Indoles with Axially Chiral N-C Bonds
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              3394
_journal_page_last               3402
_journal_paper_doi               10.1021/jo0700427
_journal_volume                  72
_journal_year                    2007
_chemical_formula_sum            'C21 H17 Cr N O5'
_chemical_formula_weight         415.36
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 89.8(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.72(2)
_cell_length_b                   26.56(8)
_cell_length_c                   9.43(4)
_cell_measurement_temperature    293(2)
_cell_volume                     1933(11)
_computing_cell_refinement       'RIGAKU PROCESS AUTO'
_computing_data_collection       'RIGAKU PROCESS AUTO'
_computing_data_reduction        'RIGAKU PROCESS AUTO'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'RIGAKU RAXIS RAPID'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0986
_diffrn_reflns_av_sigmaI/netI    0.1419
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            18940
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.05
_exptl_absorpt_coefficient_mu    0.624
_exptl_absorpt_correction_T_max  0.8854
_exptl_absorpt_correction_T_min  0.7456
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   ABSCOR
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.427
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             856
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.910
_refine_diff_density_min         -0.973
_refine_diff_density_rms         0.128
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.92(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.949
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     523
_refine_ls_number_reflns         8622
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.949
_refine_ls_R_factor_all          0.1976
_refine_ls_R_factor_gt           0.1026
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1902P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2551
_refine_ls_wR_factor_ref         0.3137
_reflns_number_gt                3951
_reflns_number_total             8622
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo0700427si20070212_113416.cif
_cod_data_source_block           3aa
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4022880