Electrophilic aromatic substitution using fluorinated isoxazolines at the C5 position via C–F bond cleavage
Sato, Kazuyuki; Kuroki, Tomohiro; Minami, Haruka; Sato, Azusa; Karuo, Yukiko; Tarui, Atsushi; Kawai, Kentaro; Omote, Masaaki; RSC Advances 14 (2024) 39543–39549; doi:10.1039/D4RA07102F

data_7249696
_publ_section_title
;
 Electrophilic aromatic substitution using fluorinated isoxazolines at the
 C5 position via C--F bond cleavage
;
_journal_issue                   53
_journal_name_full               'RSC Advances'
_journal_page_first              39543
_journal_page_last               39549
_journal_paper_doi               10.1039/D4RA07102F
_journal_volume                  14
_journal_year                    2024
_chemical_formula_moiety         'C23 H19 F2 N O'
_chemical_formula_sum            'C23 H19 F2 N O'
_chemical_formula_weight         363.39
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2024-04-10
_audit_creation_method
;
Olex2 1.5-ac5-024
(compiled 2022.04.12 svn.rca3783a0 for Rigaku Oxford Diffraction, GUI svn.r6498)
;
_audit_update_record
;
2024-04-19 deposited with the CCDC.	2024-12-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 94.7070(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.4568(2)
_cell_length_b                   16.4098(2)
_cell_length_c                   8.25210(10)
_cell_measurement_reflns_used    13500
_cell_measurement_temperature    119.9(5)
_cell_measurement_theta_max      77.1010
_cell_measurement_theta_min      4.2320
_cell_volume                     1816.11(4)
_computing_cell_refinement       'CrysAlisPro 1.171.42.84a (Rigaku OD, 2023)'
_computing_data_collection       'CrysAlisPro 1.171.42.84a (Rigaku OD, 2023)'
_computing_data_reduction        'CrysAlisPro 1.171.42.84a (Rigaku OD, 2023)'
_computing_molecular_graphics    'Olex2 1.5-ac5-024 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5-ac5-024 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT  (Sheldrick, 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      119.9(5)
_diffrn_detector                 'Hybrid Pixel Array Detector'
_diffrn_detector_area_resol_mean 10.0000
_diffrn_detector_type            HyPix
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w    -68.00  31.00   0.50    0.23    --  -43.07  68.00  59.00  198
  2  \w   -117.00 -18.00   0.50    0.23    --  -43.07 -68.00 -74.00  198
  3  \w    -77.00 -30.00   0.50    0.90    -- -104.50  68.00  59.00   94
  4  \w     88.00 178.00   0.50    0.90    --  113.00  68.00  59.00  180
  5  \w     39.00  87.00   0.50    0.90    --  113.00 -68.00 -74.00   96
  6  \w    -39.00  34.00   0.50    0.23    --  -43.07  38.00-150.00  146
  7  \w    -25.00  38.00   0.50    0.23    --  -43.07  19.00  60.00  126
  8  \w    -66.00 -30.00   0.50    0.90    -- -104.50  61.00 -90.00   72
  9  \w   -174.00 -79.00   0.50    0.90    -- -104.50 -68.00 -74.00  190
 10  \w    -66.00 -30.00   0.50    0.90    -- -104.50  61.00 -60.00   72
 11  \w     89.00 178.00   0.50    0.90    --  113.00  30.00 120.00  178
 12  \w     90.00 178.00   0.50    0.90    --  113.00  95.00 135.61  176
 13  \w     89.00 178.00   0.50    0.90    --  113.00  30.00 150.00  178
 14  \w     39.00  76.00   0.50    0.90    --  113.00 -61.00  60.00   74
 15  \w     39.00  76.00   0.50    0.90    --  113.00 -61.00 -30.00   74
 16  \w     39.00 106.00   0.50    0.90    --  113.00 -77.00  60.00  134
 17  \w     91.00 178.00   0.50    0.90    --  113.00  45.00  90.00  174
 18  \w     89.00 178.00   0.50    0.90    --  113.00  30.00-180.00  178
 19  \w     38.00 106.00   0.50    0.90    --  113.00 -95.00  60.00  136
 20  \w     40.00 108.00   0.50    0.90    --  113.00-110.00 -68.53  136
 21  \w     41.00 112.00   0.50    0.90    --  113.00-125.00-180.00  142
 22  \w     91.00 178.00   0.50    0.90    --  113.00  45.00 -30.00  174
 23  \w     39.00 106.00   0.50    0.90    --  113.00 -77.00  90.00  134
 24  \w     41.00 112.00   0.50    0.90    --  113.00-125.00 -30.00  142
 25  \w     39.00 106.00   0.50    0.90    --  113.00 -77.00 -90.00  134
 26  \w     39.00 106.00   0.50    0.90    --  113.00 -77.00   0.00  134
 27  \w     92.00 178.00   0.50    0.90    --  113.00  51.00  -8.97  172
 28  \w     39.00 106.00   0.50    0.90    --  113.00 -77.00-180.00  134
 29  \w     39.00 106.00   0.50    0.90    --  113.00 -77.00 -30.00  134
 30  \w     41.00 112.00   0.50    0.90    --  113.00-125.00 -60.00  142
 31  \w     39.00  76.00   0.50    0.90    --  113.00 -61.00 120.00   74
 32  \w     38.00 106.00   0.50    0.90    --  113.00 -95.00  30.00  136
 33  \w     38.00 106.00   0.50    0.90    --  113.00 -95.00-150.00  136
 34  \w     38.00 106.00   0.50    0.90    --  113.00 -95.00 -90.00  136
 35  \w     41.00 112.00   0.50    0.90    --  113.00-125.00-120.00  142
 36  \w     39.00  76.00   0.50    0.90    --  113.00 -61.00  90.00   74
 37  \w   -117.00 -14.00   0.50    0.23    --  -43.07 -77.00-180.00  206
 38  \w   -117.00 -14.00   0.50    0.23    --  -43.07 -77.00  90.00  206
 39  \w    -39.00  34.00   0.50    0.23    --  -43.07  38.00 -60.00  146
 40  \w    -39.00  34.00   0.50    0.23    --  -43.07  38.00 150.00  146
 41  \w   -117.00 -20.00   0.50    0.23    --  -43.07 -57.00   0.00  194
 42  \w     63.00 130.00   0.50    0.90    --  113.00  15.00 -90.00  134
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB Synergy R, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0120160000
_diffrn_orient_matrix_UB_12      0.0717633000
_diffrn_orient_matrix_UB_13      -0.1171631000
_diffrn_orient_matrix_UB_21      0.1141753000
_diffrn_orient_matrix_UB_22      -0.0095551000
_diffrn_orient_matrix_UB_23      0.0230425000
_diffrn_orient_matrix_UB_31      -0.0037256000
_diffrn_orient_matrix_UB_32      -0.0597664000
_diffrn_orient_matrix_UB_33      -0.1443328000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0392
_diffrn_reflns_av_unetI/netI     0.0213
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            31987
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         77.725
_diffrn_reflns_theta_min         3.295
_diffrn_source                   'Rotating-anode X-ray tube'
_diffrn_source_type              'PhotonJet R (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.783
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.68509
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.42.84a (Rigaku Oxford Diffraction, 2023)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.329
_exptl_crystal_description       block
_exptl_crystal_F_000             760
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: hexane and ethylacetate'
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.081
_exptl_crystal_size_min          0.041
_refine_diff_density_max         0.409
_refine_diff_density_min         -0.169
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     246
_refine_ls_number_reflns         3869
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0479
_refine_ls_R_factor_gt           0.0450
_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^)+(0.0419P)^2^+0.8909P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1061
_refine_ls_wR_factor_ref         0.1079
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3677
_reflns_number_total             3869
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4ra07102f2.cif
_cod_data_source_block           x-1335_auto
_cod_database_code               7249696
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         'C23 H19 F2 N O'
_chemical_oxdiff_usercomment     5aI
_shelx_estimated_absorpt_t_max   0.969
_shelx_estimated_absorpt_t_min   0.912
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C3(H3), C5(H5), C6(H6), C13(H13), C14(H14), C15(H15), C16(H16), C17(H17),
 C19(H19), C20(H20), C21(H21), C22(H22), C23(H23)
2.b Idealised Me refined as rotating group:
 C26(H26A,H26B,H26C), C27(H27A,H27B,H27C)
;
_olex2_exptl_crystal_mounting_method
;
The crystal was mounted on a MiTeGEN Dual Thickness MicroLoops in  perfluoropolyether oil
;
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.602
_oxdiff_exptl_absorpt_empirical_full_min 0.680