Copper-catalyzed N-arylation of Isatins Employing Aryl(TMP)iodonium Salts
Rakshit, Ankita J.; Saikia, Raktim Abha; Deka, Snata; Thakur, Ashim Jyoti; Organic & Biomolecular Chemistry  (2025) –; doi:10.1039/D5OB01451D

data_7160909
_publ_section_title
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 Copper-catalyzed N-arylation of Isatins Employing Aryl(TMP)iodonium Salts
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_journal_name_full               'Organic &amp; Biomolecular Chemistry'
_journal_paper_doi               10.1039/D5OB01451D
_journal_year                    2025
_chemical_formula_moiety         'C14 H8 F N O2'
_chemical_formula_sum            'C14 H8 F N O2'
_chemical_formula_weight         241.21
_chemical_name_systematic        5-fluoro-1-phenylisatin
_space_group_crystal_system      orthorhombic
_space_group_IT_number           29
_space_group_name_Hall           'P 2c -2ac'
_space_group_name_H-M_alt        'P c a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2025-06-03
_audit_creation_method
;
Olex2 1.5-alpha
(compiled 2025.05.31 svn.r86d253d1 for OlexSys, GUI svn.r7254)
;
_audit_update_record
;
2025-06-03 deposited with the CCDC.	2025-11-28 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   21.146(14)
_cell_length_b                   6.933(5)
_cell_length_c                   7.634(5)
_cell_measurement_reflns_used    436
_cell_measurement_temperature    296.15
_cell_measurement_theta_max      28.591
_cell_measurement_theta_min      1.926
_cell_volume                     1119.2(13)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2018)'
_computing_molecular_graphics    'Olex2 1.5-alpha (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5-alpha (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2016/6 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296.15
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.995
_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  0.1869
_diffrn_reflns_av_unetI/netI     0.1861
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            15423
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.591
_diffrn_reflns_theta_min         1.926
_diffrn_source_current           30.0
_diffrn_source_power             1.5
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.108
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.3614
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1625 before and 0.0936 after correction.
The Ratio of minimum to maximum transmission is 0.4846.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.432
_exptl_crystal_description       needle
_exptl_crystal_F_000             496
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.248
_refine_diff_density_min         -0.328
_refine_diff_density_rms         0.085
_refine_ls_abs_structure_details
;
 Flack x determined using 405 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.4(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.959
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2844
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.959
_refine_ls_R_factor_all          0.1747
_refine_ls_R_factor_gt           0.0837
_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^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1872
_refine_ls_wR_factor_ref         0.2420
_reflns_Friedel_coverage         0.856
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.989
_reflns_number_gt                1380
_reflns_number_total             2844
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5ob01451d3.cif
_cod_data_source_block           vd84_a
_cod_original_cell_volume        1119.1(13)
_cod_database_code               7160909
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.999
_shelx_estimated_absorpt_t_min   0.979
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C6(H6), C7(H7), C4(H4), C10(H10), C11(H11), C14(H14), C13(H13), C12(H12)
;
_shelx_res_checksum              66000
_olex2_submission_special_instructions 'No special instructions were received'