Boron trifluoride etherate functioning as a fluorine source in an iodosobenzene-mediated intramolecular aminofluorination of homoallylic amines.
Cui, Jian; Jia, Qun; Feng, Ruo-Zhu; Liu, Shan-Shan; He, Tian; Zhang, Chi; Organic letters 16 (2014) 1442–1445; doi:10.1021/ol500238k

data_1513813
_publ_section_title
;
 Boron trifluoride etherate functioning as a fluorine source in an
 iodosobenzene-mediated intramolecular aminofluorination of homoallylic
 amines.
;
_journal_issue                   5
_journal_name_full               'Organic letters'
_journal_page_first              1442
_journal_page_last               1445
_journal_paper_doi               10.1021/ol500238k
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C15 H22 F N O2 S'
_chemical_formula_sum            'C15 H22 F N O2 S'
_chemical_formula_weight         299.39
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_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_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 94.544(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.1890(10)
_cell_length_b                   12.1340(14)
_cell_length_c                   19.640(7)
_cell_measurement_reflns_used    5148
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      28.20
_cell_measurement_theta_min      1.70
_cell_volume                     1470.3(6)
_computing_cell_refinement       'CrystalClear-SM Expert 2.0 r4'
_computing_data_collection       'CrystalClear-SM Expert 2.0 r4 (Rigaku, 2009)'
_computing_data_reduction        'CrystalClear-SM Expert 2.0 r4'
_computing_molecular_graphics    'CrystalStructure 4.0'
_computing_publication_material  'CrystalStructure 4.0 (Rigaku, 2009)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 14.222
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku Saturn724 CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0797
_diffrn_reflns_av_unetI/netI     0.0745
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            18484
_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         27.904
_diffrn_reflns_theta_min         1.975
_exptl_absorpt_coefficient_mu    0.232
_exptl_absorpt_correction_T_max  0.955
_exptl_absorpt_correction_T_min  0.775
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.353
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.220
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.324
_refine_diff_density_min         -0.442
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.979
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     185
_refine_ls_number_reflns         3498
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.979
_refine_ls_R_factor_all          0.0514
_refine_ls_R_factor_gt           0.0382
_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^)+(0.0408P)^2^] 
 where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0973
_refine_ls_wR_factor_ref         0.1001
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2305
_reflns_number_total             3498
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ol500238k_si_002.cif
_cod_data_source_block           shelxl
_cod_database_code               1513813
_shelx_estimated_absorpt_t_min   0.946
_shelx_estimated_absorpt_t_max   0.955
_shelxl_version_number           2013-2
_shelx_res_checksum              84002
_shelx_hkl_checksum              93739