Transition metal-free controlled synthesis of bis[(trifluoromethyl)sulfonyl]ethyl-decorated heterocycles
Almendros, Pedro; Yanai, Hikaru; Hoshikawa, Shoki; Aragoncillo, Cristina; Lázaro-Milla, Carlos; Toledano-Pinedo, Mireia; Matsumoto, Takashi; Alcaide, Benito; Organic Chemistry Frontiers 5 (2018) 3163–; doi:10.1039/C8QO00955D

data_1554474
_publ_section_title
;
 Transition metal-free controlled synthesis of
 bis[(trifluoromethyl)sulfonyl]ethyl-decorated heterocycles
;
_journal_issue                   21
_journal_name_full               'Organic Chemistry Frontiers'
_journal_page_first              3163
_journal_paper_doi               10.1039/C8QO00955D
_journal_volume                  5
_journal_year                    2018
_chemical_formula_moiety         'C20 H15 F6 N O5 S2'
_chemical_formula_sum            'C20 H15 F6 N O5 S2'
_chemical_formula_weight         527.45
_chemical_name_systematic
2-(2,2-bis((trifluoromethyl)sulfonyl)ethyl)-1-(phenylethynyl)-1,5,6,7-tetrahydro-4H-indol-4-one
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             'October 23 2015'
_audit_creation_method           SHELXL-97
_audit_update_record
;
2018-03-29 deposited with the CCDC.
2018-09-20 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 111.7510(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.6441(9)
_cell_length_b                   11.3643(8)
_cell_length_c                   16.2034(11)
_cell_measurement_reflns_used    4443
_cell_measurement_temperature    90
_cell_measurement_theta_max      27.88
_cell_measurement_theta_min      2.25
_cell_volume                     2162.5(3)
_computing_cell_refinement       'APEX2 (Bruker AXS, 2006)'
_computing_data_collection       'APEX2 (Bruker AXS, 2006)'
_computing_data_reduction        'SAINT (Bruker AXS, 2004)'
_computing_molecular_graphics    'XSHEL (Bruker AXS,2002)'
_computing_publication_material  'XCIF (Bruker AXS, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      90
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEXII CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'Bruker Helios multilayer confocal mirror'
_diffrn_radiation_source         'Bruker TXS fine-focus rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0229
_diffrn_reflns_av_sigmaI/netI    0.0272
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            10342
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.76
_exptl_absorpt_coefficient_mu    0.332
_exptl_absorpt_correction_T_max  0.9901
_exptl_absorpt_correction_T_min  0.9488
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
Crystal Faces plugin in Bruker APEX2 software
;
_exptl_crystal_colour            colurless
_exptl_crystal_density_diffrn    1.620
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1072
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.435
_refine_diff_density_min         -0.319
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     310
_refine_ls_number_reflns         3817
_refine_ls_number_restraints     192
_refine_ls_restrained_S_all      0.999
_refine_ls_R_factor_all          0.0363
_refine_ls_R_factor_gt           0.0308
_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^)+(0.0369P)^2^+1.3932P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0755
_refine_ls_wR_factor_ref         0.0789
_reflns_number_gt                3362
_reflns_number_total             3817
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c8qo00955d2.cif
_cod_data_source_block           HY-1021
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               1554474