Copper-catalyzed trifluoromethylazidation and rearrangement of aniline-linked 1,7-enynes: access to CF3-substituted azaspirocyclic dihydroquinolin-2-ones and furoindolines
Shi, Min; Wei, Yin; Yu, Liu-Zhu; Chem. Commun.  (2017) –; doi:10.1039/C7CC04748G

data_7120468
_publ_section_title
;
 Copper-catalyzed trifluoromethylazidation and rearrangement of
 aniline-linked 1,7-enynes: access to CF3-substituted azaspirocyclic
 dihydroquinolin-2-ones and furoindolines
;
_journal_name_full               'Chem. Commun.'
_journal_paper_doi               10.1039/C7CC04748G
_journal_year                    2017
_chemical_absolute_configuration ad
_chemical_formula_sum            'C26 H23 F3 N2 O2 S'
_chemical_formula_weight         484.52
_space_group_crystal_system      monoclinic
_space_group_IT_number           9
_space_group_name_Hall           'C -2yc'
_space_group_name_H-M_alt        'C 1 c 1'
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2016-07-19 deposited with the CCDC.
2017-07-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 122.750(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.394(3)
_cell_length_b                   26.081(7)
_cell_length_c                   8.658(3)
_cell_measurement_reflns_used    1572
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      39.456
_cell_measurement_theta_min      5.035
_cell_volume                     2353.8(12)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.972
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0305
_diffrn_reflns_av_unetI/netI     0.0538
_diffrn_reflns_Laue_measured_fraction_full 0.972
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            6494
_diffrn_reflns_point_group_measured_fraction_full 0.922
_diffrn_reflns_point_group_measured_fraction_max 0.949
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         24.998
_diffrn_reflns_theta_min         1.562
_exptl_absorpt_coefficient_mu    0.188
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6500
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.367
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             1008
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.160
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.179
_refine_diff_density_min         -0.162
_refine_diff_density_rms         0.039
_refine_ls_abs_structure_details
; 
 Flack x determined using 1258 quotients [(I+)-(I-)]/[(I+)+(I-)] 
 (Parsons and Flack (2004), Acta Cryst. A60, s61). 
;
_refine_ls_abs_structure_Flack   0.09(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.977
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     309
_refine_ls_number_reflns         3926
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.977
_refine_ls_R_factor_all          0.0588
_refine_ls_R_factor_gt           0.0455
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0559P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1010
_refine_ls_wR_factor_ref         0.1078
_reflns_Friedel_coverage         0.891
_reflns_Friedel_fraction_full    0.872
_reflns_Friedel_fraction_max     0.898
_reflns_number_gt                3155
_reflns_number_total             3926
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7cc04748g2.cif
_cod_data_source_block           cd16430
_cod_original_cell_volume        2353.8(11)
_cod_database_code               7120468
_shelx_estimated_absorpt_t_min   0.963
_shelx_estimated_absorpt_t_max   0.981
_shelxl_version_number           2013-4
_shelx_res_checksum              41383