Metal-Free Dehydrogenative Double C-H Sulfuration To Access Thieno[2,3-<i>b</i>]indoles Using Elemental Sulfur.
Liu, Jianming; Zhang, Yanyan; Yue, Yuanyuan; Wang, Zhixian; Shao, Huibin; Zhuo, Kelei; Lv, Qingzhang; Zhang, Zhiguo; The Journal of organic chemistry 84 (2019) 12946–12959; doi:10.1021/acs.joc.9b01586

data_4034083
_publ_section_title
;
 Metal-Free Dehydrogenative Double C-H Sulfuration To Access
 Thieno[2,3-<i>b</i>]indoles Using Elemental Sulfur.
;
_journal_issue                   20
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              12946
_journal_page_last               12959
_journal_paper_doi               10.1021/acs.joc.9b01586
_journal_volume                  84
_journal_year                    2019
_chemical_formula_sum            'C21 H13 N O S2'
_chemical_formula_weight         359.44
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/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                 104.724(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.8934(6)
_cell_length_b                   14.5713(6)
_cell_length_c                   10.7128(6)
_cell_measurement_reflns_used    3521
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.5570
_cell_measurement_theta_min      4.1270
_cell_volume                     1795.59(16)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46e (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46e (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46e (Rigaku OD, 2018)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_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 0.879
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, EosS2'
_diffrn_measurement_method       '\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  0.0374
_diffrn_reflns_av_sigmaI/netI    0.0471
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            11691
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         28.93
_diffrn_reflns_theta_min         3.42
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.304
_exptl_absorpt_correction_T_max  0.9333
_exptl_absorpt_correction_T_min  0.8752
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.330
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             744
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.791
_refine_diff_density_min         -0.609
_refine_diff_density_rms         0.069
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         4173
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0942
_refine_ls_R_factor_gt           0.0664
_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^)+(0.1197P)^2^+0.8003P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1963
_refine_ls_wR_factor_ref         0.2197
_reflns_number_gt                2890
_reflns_number_total             4173
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            jo9b01586_si_004.cif
_cod_data_source_block           zyy-20180919
_cod_original_cell_volume        1795.59(15)
_cod_database_code               4034083