Photochemically Induced Intramolecular Radical Cyclization Reactions with Imines.
Lefebvre, Corentin; Michelin, Clément; Martzel, Thomas; Djou'ou Mvondo, Vaneck; Bulach, Véronique; Abe, Manabu; Hoffmann, Norbert; The Journal of organic chemistry 83 (2018) 1867–1875; doi:10.1021/acs.joc.7b02810

data_4033456
_publ_section_title
;
 Photochemically Induced Intramolecular Radical Cyclization Reactions with
 Imines.
;
_journal_issue                   4
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              1867
_journal_page_last               1875
_journal_paper_doi               10.1021/acs.joc.7b02810
_journal_volume                  83
_journal_year                    2018
_chemical_formula_moiety         'C16 H16 F3 N O4'
_chemical_formula_sum            'C16 H16 F3 N O4'
_chemical_formula_weight         343.30
_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'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/6
_cell_angle_alpha                90
_cell_angle_beta                 111.535(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   35.6381(16)
_cell_length_b                   6.3353(2)
_cell_length_c                   14.7029(7)
_cell_measurement_reflns_used    32000
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.
_cell_measurement_theta_min      2.5
_cell_volume                     3087.9(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0217
_diffrn_reflns_av_unetI/netI     0.0177
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       50
_diffrn_reflns_limit_h_min       -49
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            32836
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.069
_diffrn_reflns_theta_min         2.458
_exptl_absorpt_coefficient_mu    0.129
_exptl_absorpt_correction_T_max  0.994
_exptl_absorpt_correction_T_min  0.981
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.477
_exptl_crystal_density_meas      ?
_exptl_crystal_description       plate
_exptl_crystal_F_000             1424
_exptl_crystal_size_max          0.120
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.060
_refine_diff_density_max         0.441
_refine_diff_density_min         -0.287
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     221
_refine_ls_number_reflns         4511
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.008
_refine_ls_R_factor_all          0.0613
_refine_ls_R_factor_gt           0.0472
_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^)+(0.0652P)^2^+3.7099P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1265
_refine_ls_wR_factor_ref         0.1368
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3578
_reflns_number_total             4511
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo7b02810_si_001.cif
_cod_data_source_block           e3244a_(10b)
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 4033456--4033458.cif.
;
_cod_database_code               4033456
_shelx_estimated_absorpt_t_min   0.985
_shelx_estimated_absorpt_t_max   0.992
_shelxl_version_number           2014/6
_shelx_res_checksum              91193
_shelx_hkl_checksum              84882