An unconventional photochemical amide synthesis from excited-state nitroarenes
Wang, Zengping; Zhai, Xiaofang; Bai, Pengtao; Fang, Li; Zheng, Shaojun; Zhao, Jiajia; Yang, Fu; Xu, Chen; Song, Heng; Green Chemistry 27 (2025) 13427–13435; doi:10.1039/D5GC03649F

data_7250924
_publ_section_title
;
 An unconventional photochemical amide synthesis from excited-state
 nitroarenes
;
_journal_issue                   42
_journal_name_full               'Green Chemistry'
_journal_page_first              13427
_journal_page_last               13435
_journal_paper_doi               10.1039/D5GC03649F
_journal_volume                  27
_journal_year                    2025
_chemical_formula_moiety         'C14 H13 N O2'
_chemical_formula_sum            'C14 H13 N O2'
_chemical_formula_weight         227.25
_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   mixed
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_date             2025-06-12
_audit_creation_method
;
Olex2 1.5
(compiled 2022.04.07 svn.rca3783a0 for OlexSys, GUI svn.r6498)
;
_audit_update_record
;
2025-06-12 deposited with the CCDC.	2025-09-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.181(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.4116(2)
_cell_length_b                   12.5682(4)
_cell_length_c                   12.6455(4)
_cell_measurement_reflns_used    2761
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      25.98
_cell_measurement_theta_min      3.19
_cell_volume                     1177.08(6)
_computing_cell_refinement       'SAINT V8.40B (Bruker, 2016)'
_computing_data_collection       'Bruker D8 Venture diffractometer'
_computing_data_reduction        'SAINT V8.40B (Bruker, 2016)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2019/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      298(2)
_diffrn_detector                 'Bruker PHOTON-II area detector'
_diffrn_detector_area_resol_mean 7.4
_diffrn_detector_type            'CMOS-PHOTONII area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker PHOTON-II area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0233
_diffrn_reflns_av_unetI/netI     0.0225
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            8720
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.560
_diffrn_reflns_theta_min         2.286
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_current           30.0
_diffrn_source_power             1.35
_diffrn_source_target            Mo
_diffrn_source_voltage           45.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.6884
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0392 before and 0.0288 after correction.
The Ratio of minimum to maximum transmission is 0.9234.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.282
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             480
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.207
_refine_diff_density_min         -0.177
_refine_diff_density_rms         0.033
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2694
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0618
_refine_ls_R_factor_gt           0.0434
_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^)+(0.0538P)^2^+0.2416P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1090
_refine_ls_wR_factor_ref         0.1206
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2011
_reflns_number_total             2694
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5gc03649f2.cif
_cod_data_source_block           2q
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_diffrn_radiation_probe' value 'X-ray' was changed to
'x-ray' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 8170 2020-07-09 18:12:32Z antanas 

 Adding full bibliography for 7250918--7250924.cif.
;
_cod_database_code               7250924
_shelx_shelxl_version_number     2019/3
_shelx_estimated_absorpt_t_max   0.991
_shelx_estimated_absorpt_t_min   0.989
_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), C4(H4), C5(H5), C6(H6), C9(H9), C11(H11), C12(H12), C13(H13)
2.b Idealised Me refined as rotating group:
 C14(H14A,H14B,H14C)
;
_shelx_res_checksum              15981
_olex2_submission_special_instructions 'No special instructions were received'