Rhodium(III)-Catalyzed Indole Synthesis at Room Temperature Using the Transient Oxidizing Directing Group Strategy
Shang, Yaping; Jonnada, Krishna; Yedage, Subhash L.; Tu, Hua; Zhang, Xiaofeng; Lou, Xin; Huang, Shijun; Su, Weiping; Chemical Communications  (2019) –; doi:10.1039/C9CC04529E

data_7123789
_publ_section_title
;
 Rhodium(III)-Catalyzed Indole Synthesis at Room Temperature Using the
 Transient Oxidizing Directing Group Strategy
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC04529E
_journal_year                    2019
_chemical_formula_moiety         'C19 H17 N O3'
_chemical_formula_sum            'C19 H17 N O3'
_chemical_formula_weight         307.34
_chemical_name_systematic
'methyl 3-acetyl-1-methyl-2-phenyl-1H-indole-5-carboxylate'
_space_group_IT_number           57
_space_group_name_Hall           '-P 2c 2b'
_space_group_name_H-M_alt        'P b c m'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2c 2b'
_symmetry_space_group_name_H-M   'P b c m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2019-03-29 deposited with the CCDC.    2019-07-01 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            12
_cell_length_a                   8.8963(11)
_cell_length_b                   24.680(3)
_cell_length_c                   21.421(3)
_cell_measurement_reflns_used    3237
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.25
_cell_measurement_theta_min      2.98
_cell_volume                     4703.2(10)
_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      150(2)
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_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  0.1440
_diffrn_reflns_av_sigmaI/netI    0.0818
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            30645
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.52
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.088
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.302
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       PLATE
_exptl_crystal_F_000             1944
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.671
_refine_diff_density_min         -0.467
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.087
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     343
_refine_ls_number_reflns         4191
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.087
_refine_ls_R_factor_all          0.1834
_refine_ls_R_factor_gt           0.1253
_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^)+(0.0760P)^2^+26.5794P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2799
_refine_ls_wR_factor_ref         0.3240
_reflns_number_gt                2569
_reflns_number_total             4191
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c9cc04529e2.cif
_cod_data_source_block           full
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_sg_symbol_H-M      Pbcm
_cod_database_code               7123789