Direct Arylation of N-heterocycles enabled by photoredox catalysis
Li, Heng-Hui; Li, Shaoyu; Cheng, Jun Kee; Xiang, Shao-Hua; Tan, Bin; Chemical Communications  (2022) –; doi:10.1039/D2CC01212J

data_7129793
_publ_section_title
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 Direct Arylation of N-heterocycles enabled by photoredox catalysis
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D2CC01212J
_journal_year                    2022
_chemical_formula_moiety         'C12 H10 Br N O'
_chemical_formula_sum            'C12 H10 Br N O'
_chemical_formula_weight         264.12
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-12-17
_audit_creation_method
;
Olex2 1.5
(compiled 2021.10.07 svn.r9718050b for OlexSys, GUI svn.r6410)
;
_audit_update_record
;
2022-02-24 deposited with the CCDC.	2022-03-10 downloaded from the CCDC.
;
_cell_angle_alpha                72.738(11)
_cell_angle_beta                 84.610(12)
_cell_angle_gamma                67.998(12)
_cell_formula_units_Z            2
_cell_length_a                   7.127(2)
_cell_length_b                   7.435(3)
_cell_length_c                   10.981(4)
_cell_measurement_reflns_used    2539
_cell_measurement_temperature    100
_cell_measurement_theta_max      28.30
_cell_measurement_theta_min      3.08
_cell_volume                     515.1(3)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2018)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT  (Sheldrick, 2015)'
_diffrn_ambient_temperature      100
_diffrn_detector                 'Bruker PHOTON 100 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CMOS area detector'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 VENTURE'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0637
_diffrn_reflns_av_unetI/netI     0.0590
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            8229
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.375
_diffrn_reflns_theta_min         3.081
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_current           1.0
_diffrn_source_power             0.05
_diffrn_source_type              'Incoatec I\ms'
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.959
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.3803
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1387 before and 0.0768 after correction.
The Ratio of minimum to maximum transmission is 0.5100.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'light yellow'
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.703
_exptl_crystal_description       block
_exptl_crystal_F_000             264
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.844
_refine_diff_density_min         -0.734
_refine_diff_density_rms         0.112
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     138
_refine_ls_number_reflns         2560
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0436
_refine_ls_R_factor_gt           0.0343
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0348P)^2^+0.0750P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0790
_refine_ls_wR_factor_ref         0.0828
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2269
_reflns_number_total             2560
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2cc01212j2.cif
_cod_data_source_block           cxy1857_0m
_cod_database_code               7129793
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.648
_shelx_estimated_absorpt_t_min   0.315
_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, All O(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C5(H5), C7(H7), C8(H8), C9(H9), C10(H10), C11(H11)
2.b Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C)
2.c Idealised tetrahedral OH refined as rotating group:
 O1(H1)
;
_shelx_res_checksum              65040
_shelx_hkl_checksum              28946
_olex2_submission_special_instructions 'No special instructions were received'