Synthesis of 3-(2-Thiopyridiyl)indoles via Ruthenium Catalyzed [2+2+2] Cycloaddition of Diynes and 3-Thiocyanatoindoles
Chowdhury, Hrishikesh; Goswami, Avijit; Org. Biomol. Chem.  (2017) –; doi:10.1039/C7OB01101F

data_7155707
_publ_section_title
;
 Synthesis of 3-(2-Thiopyridiyl)indoles via Ruthenium Catalyzed [2+2+2]
 Cycloaddition of Diynes and 3-Thiocyanatoindoles
;
_journal_name_full               'Org. Biomol. Chem.'
_journal_paper_doi               10.1039/C7OB01101F
_journal_year                    2017
_chemical_formula_moiety         'C17 H14 N2 O S'
_chemical_formula_sum            'C17 H14 N2 O S'
_chemical_formula_weight         294.36
_chemical_name_common            'Indole-C3-thio cyanide'
_chemical_name_systematic        'Indole-C3-thio cyanide'
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_block_doi                 10.5517/ccdc.csd.cc1mwyr6
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2016-11-10 deposited with the CCDC.
2017-06-16 downloaded from the CCDC.
;
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 101.245(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            4
_cell_length_a                   10.825(5)
_cell_length_b                   8.969(5)
_cell_length_c                   15.960(5)
_cell_measurement_reflns_used    3778
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      28.4
_cell_measurement_theta_min      2.6
_cell_volume                     1519.8(12)
_computing_cell_refinement       'APEX2 (Bruker, 2014); SAINT (Bruker, 2014)'
_computing_data_collection       'APEX2 (Bruker, 2014)'
_computing_data_reduction        'SAINT (Bruker, 2014);XPREP(Sheldrick,2014)'
_computing_molecular_graphics    'Ortep, Pluton'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      298(2)
_diffrn_detector_area_resol_mean 10.233
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker D8 Venture PHOTON 100 CMOS'
_diffrn_measurement_method       'phi and omega scan'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0411
_diffrn_reflns_av_unetI/netI     0.0151
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            63161
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.351
_diffrn_reflns_theta_min         2.602
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.213
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.6939
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.286
_exptl_crystal_density_meas      1.29
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             616
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Ethyl acetate - Hexane'
_exptl_crystal_size_max          0.260
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.181
_refine_diff_density_min         -0.292
_refine_diff_density_rms         0.033
_refine_ls_extinction_coef       0.0086(12)
_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   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     191
_refine_ls_number_reflns         3778
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0676
_refine_ls_R_factor_gt           0.0458
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0478P)^2^+0.4789P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1110
_refine_ls_wR_factor_ref         0.1227
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2808
_reflns_number_total             3778
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ob01101f2.cif
_cod_data_source_block           AG_HC_352
_cod_database_code               7155707
_shelx_estimated_absorpt_t_min   0.947
_shelx_estimated_absorpt_t_max   0.975
_shelxl_version_number           2014-3
_shelx_res_checksum              39409