Photoredox-catalyzed direct C–H monofluoromethylation of heteroarenes
Ramkumar, Nagarajan; Plantus, Ketrina; Ozola, Melita; Mishnev, Anatoly; Nikolajeva, Vizma; Senkovs, Maris; Ošeka, Maksim; Veliks, Janis; New Journal of Chemistry 47 (2023) 20642–20652; doi:10.1039/D3NJ04313D

data_7062805
_publ_section_title
;
 Photoredox-catalyzed direct C--H monofluoromethylation of heteroarenes
;
_journal_issue                   44
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              20642
_journal_page_last               20652
_journal_paper_doi               10.1039/D3NJ04313D
_journal_volume                  47
_journal_year                    2023
_chemical_formula_sum            'C17 H13 F2 N3 O2'
_chemical_formula_weight         329.30
_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
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2023-06-29 deposited with the CCDC.	2023-10-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 102.227(3)
_cell_angle_gamma                90
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_cell_length_b                   4.6620(2)
_cell_length_c                   18.9217(6)
_cell_measurement_reflns_used    7760
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      75.8780
_cell_measurement_theta_min      2.7160
_cell_volume                     1433.73(9)
_computing_cell_refinement       'CrysAlisPro 1.171.41.123a (Rigaku OD, 2022)'
_computing_data_collection       'CrysAlisPro 1.171.41.123a (Rigaku OD, 2022)'
_computing_data_reduction        'CrysAlisPro 1.171.41.123a (Rigaku OD, 2022)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.941
_diffrn_measurement_device_type  'XtaLAB Synergy, Dualflex, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0354
_diffrn_reflns_av_unetI/netI     0.0278
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.941
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            13626
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.941
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         76.532
_diffrn_reflns_theta_min         2.719
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    1.021
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.60810
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.123a (Rigaku Oxford Diffraction, 2022)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.526
_exptl_crystal_description       needle
_exptl_crystal_F_000             680
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.352
_refine_diff_density_min         -0.361
_refine_diff_density_rms         0.054
_refine_ls_extinction_coef       0.0023(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         2827
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0734
_refine_ls_R_factor_gt           0.0601
_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^)+(0.0660P)^2^+1.2833P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1523
_refine_ls_wR_factor_ref         0.1672
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2260
_reflns_number_total             2827
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3nj04313d2.cif
_cod_data_source_block           rkn_689
_cod_depositor_comments
'Adding full bibliography for 7062803--7062807.cif.'
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7062805
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              99687