Conversion of Two Stereocenters to One or Two Chiral Axes: Atroposelective Synthesis of 2,3-Diarylbenzoindoles
Hu, Yu-Long; Wang, Zhe; Yang, Hui; Chen, Jie; Wu, Zi-Bo; Lei, Yibo; Zhou, Ling; Chemical Science  (2019) –; doi:10.1039/C9SC00810A

data_1551072
_publ_section_title
;
 Conversion of Two Stereocenters to One or Two Chiral Axes:
 Atroposelective Synthesis of 2,3-Diarylbenzoindoles
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C9SC00810A
_journal_year                    2019
_chemical_formula_sum            'C42 H29 Br N2 O4 S'
_chemical_formula_weight         737.64
_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
_audit_update_record
;
2018-11-29 deposited with the CCDC.    2019-05-20 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 108.674(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.462(2)
_cell_length_b                   14.849(4)
_cell_length_c                   14.515(4)
_cell_measurement_reflns_used    1428
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      17.70
_cell_measurement_theta_min      2.28
_cell_volume                     1932.0(9)
_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      296(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_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  0.0520
_diffrn_reflns_av_sigmaI/netI    0.0964
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            9798
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.66
_exptl_absorpt_coefficient_mu    1.160
_exptl_absorpt_correction_T_max  0.775
_exptl_absorpt_correction_T_min  0.689
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.268
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             756
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.870
_refine_diff_density_min         -0.306
_refine_diff_density_rms         0.079
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.01(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     439
_refine_ls_number_reflns         4725
_refine_ls_number_restraints     14
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.1443
_refine_ls_R_factor_gt           0.0767
_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^)+(0.0500P)^2^+2.6000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1764
_refine_ls_wR_factor_ref         0.1943
_reflns_number_gt                2488
_reflns_number_total             4725
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c9sc00810a2.cif
_cod_data_source_block           a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_cell_volume        1932.0(8)
_cod_original_sg_symbol_H-M      'P2(1)   '
_cod_database_code               1551072