A silver-mediated radical process of β-keto sulfones for the synthesis of 2,3-diacyl furans
Fan, Jian; Zu, Yanhong; Zheng, Zhimin; Song, Lulu; Wang, Yating; Zhou, Zhou; Liu, Yujun; Xu, Shuwen; Organic & Biomolecular Chemistry 22 (2024) 1770–1774; doi:10.1039/D3OB02079G

data_7159789
_publ_section_title
;
 A silver-mediated radical process of \b-keto sulfones for the synthesis
 of 2,3-diacyl furans
;
_journal_issue                   9
_journal_name_full               'Organic &amp; Biomolecular Chemistry'
_journal_page_first              1770
_journal_page_last               1774
_journal_paper_doi               10.1039/D3OB02079G
_journal_volume                  22
_journal_year                    2024
_chemical_formula_moiety         'C27 H22 O3'
_chemical_formula_sum            'C27 H22 O3'
_chemical_formula_weight         394.44
_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             2023-04-26
_audit_creation_method
;
Olex2 1.5
(compiled 2022.04.07 svn.rca3783a0 for OlexSys, GUI svn.r6498)
;
_audit_update_record
;
2023-09-01 deposited with the CCDC.	2024-01-30 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 115.930(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.9241(10)
_cell_length_b                   18.1857(19)
_cell_length_c                   11.7611(13)
_cell_measurement_reflns_used    9153
_cell_measurement_temperature    300.00
_cell_measurement_theta_max      24.532
_cell_measurement_theta_min      2.954
_cell_volume                     2101.3(4)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_collection       'Bruker D8 Venture diffractrometer'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2019/2 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      300.00
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_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  0.0954
_diffrn_reflns_av_unetI/netI     0.0450
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            63696
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.491
_diffrn_reflns_theta_min         3.053
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_current           30.0
_diffrn_source_power             1.5
_diffrn_source_target            Mo
_diffrn_source_type              'Incoatec I\ms'
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.7045
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0717 before and 0.0604 after correction.
The Ratio of minimum to maximum transmission is 0.9449.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear light yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.247
_exptl_crystal_description       block
_exptl_crystal_F_000             832
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.160
_refine_diff_density_min         -0.161
_refine_diff_density_rms         0.030
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.017
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     274
_refine_ls_number_reflns         4809
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.1124
_refine_ls_R_factor_gt           0.0539
_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^)+(0.0389P)^2^+0.6962P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1039
_refine_ls_wR_factor_ref         0.1286
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2774
_reflns_number_total             4809
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3ob02079g2.cif
_cod_data_source_block           20230426h
_cod_depositor_comments          'Adding full bibliography for 7159789.cif.'
_cod_database_code               7159789
_shelx_shelxl_version_number     2019/2
_shelx_estimated_absorpt_t_max   0.982
_shelx_estimated_absorpt_t_min   0.978
_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), C8(H8), C9(H9), C10(H10), C11(H11), C16(H16), C17(H17), C18(H18),
 C19(H19), C23(H23), C24(H24), C25(H25), C26(H26)
2.b Idealised Me refined as rotating group:
 C12(H12A,H12B,H12C), C20(H20A,H20B,H20C), C27(H27A,H27B,H27C)
;
_shelx_res_checksum              84835
_olex2_submission_special_instructions 'No special instructions were received'