Synthesis of trifluoromethylated 3,4-dihydroquinolin-2(1H)-ones via a photo-induced radical cyclization of benzene-tethered 1,7-enynes with Togni reagent
An, Yuanyuan; Kuang, Yunyan; Wu, Jie; Organic Chemistry Frontiers 3 (2016) 994–; doi:10.1039/C6QO00267F

data_1553486
_publ_section_title
;
 Synthesis of trifluoromethylated 3,4-dihydroquinolin-2(1H)-ones via a
 photo-induced radical cyclization of benzene-tethered 1,7-enynes with
 Togni reagent
;
_journal_issue                   8
_journal_name_full               'Organic Chemistry Frontiers'
_journal_page_first              994
_journal_paper_doi               10.1039/C6QO00267F
_journal_volume                  3
_journal_year                    2016
_chemical_formula_sum            'C20 H17 F3 I N O'
_chemical_formula_weight         471.24
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2016-05-02 deposited with the CCDC.
2016-06-22 downloaded from the CCDC.
;
_cell_angle_alpha                90
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_cell_length_c                   13.605(6)
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_computing_cell_refinement       'Bruker SMART'
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_computing_publication_material  'Bruker SHELXTL'
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_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.994
_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  0.0352
_diffrn_reflns_av_unetI/netI     0.0402
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.994
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_diffrn_reflns_limit_k_min       -11
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_diffrn_reflns_limit_l_min       -15
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_diffrn_reflns_point_group_measured_fraction_full 0.996
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_diffrn_reflns_theta_min         2.366
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_refine_ls_number_restraints     0
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
; 
 w=1/[\s^2^(Fo^2^)+(0.0489P)^2^] 
 where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
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_cod_original_cell_volume        3643(3)
_cod_original_sg_symbol_H-M      'C 2/c'
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_shelx_estimated_absorpt_t_max   0.715
_shelxl_version_number           2013-2
_shelx_res_checksum              46353
_shelx_hkl_checksum              71849