Sulfonyl radical triggered selective iodosulfonylation and bicyclization of 1,6-dienes.
Wu, Shi-Ping; Wang, Dong-Kai; Kang, Qing-Qing; Ge, Guo-Ping; Zheng, Hongxing; Zhu, Meiling; Li, Ting; Zhang, Jun-Qi; Wei, Wen-Ting; Chemical communications (Cambridge, England) 57 (2021) 8288–8291; doi:10.1039/d1cc03252f

data_7128657
_publ_section_title
;
 Sulfonyl radical triggered selective iodosulfonylation and bicyclization
 of 1,6-dienes.
;
_journal_issue                   67
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              8288
_journal_page_last               8291
_journal_paper_doi               10.1039/d1cc03252f
_journal_volume                  57
_journal_year                    2021
_chemical_formula_moiety         'C21 H23 N O'
_chemical_formula_sum            'C21 H23 N O'
_chemical_formula_weight         305.40
_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             2020-11-05
_audit_creation_method
;
Olex2 1.3
(compiled 2020.07.31 svn.rc2a77460 for OlexSys, GUI svn.r6145)
;
_audit_update_record
;
2021-04-26 deposited with the CCDC.	2021-07-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.475(9)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.747(2)
_cell_length_b                   9.863(3)
_cell_length_c                   25.692(7)
_cell_measurement_reflns_used    8374
_cell_measurement_temperature    297.0
_cell_measurement_theta_max      25.37
_cell_measurement_theta_min      3.03
_cell_volume                     1701.9(9)
_computing_cell_refinement       'SAINT V8.40A (Bruker, 2019)'
_computing_data_reduction        'SAINT V8.40A (Bruker, 2019)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      297.0
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-III CMOS'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0273
_diffrn_reflns_av_unetI/netI     0.0201
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            17903
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.389
_diffrn_reflns_theta_min         2.608
_diffrn_source_current           30.0
_diffrn_source_power             1.5
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.072
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6922
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0645 before and 0.0547 after correction.
The Ratio of minimum to maximum transmission is 0.9289.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.192
_exptl_crystal_description       block
_exptl_crystal_F_000             656
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.358
_refine_diff_density_min         -0.181
_refine_diff_density_rms         0.038
_refine_ls_extinction_coef       0.021(3)
_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   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     212
_refine_ls_number_reflns         3124
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0573
_refine_ls_R_factor_gt           0.0470
_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^)+(0.0764P)^2^+0.3813P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1323
_refine_ls_wR_factor_ref         0.1424
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2543
_reflns_number_total             3124
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1cc03252f2.cif
_cod_data_source_block           wsp110510282_a
_cod_depositor_comments          'Adding full bibliography for 7128657.cif.'
_cod_original_cell_volume        1702.0(9)
_cod_database_code               7128657
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.989
_shelx_estimated_absorpt_t_min   0.984
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C4(H4A,H4B), C5(H5A,H5B), C8(H8A,H8B)
2.b Aromatic/amide H refined with riding coordinates:
 C9(H9), C11(H11), C12(H12), C17(H17), C18(H18), C19(H19), C20(H20), C21(H21)
2.c Idealised Me refined as rotating group:
 C13(H13A,H13B,H13C), C14(H14A,H14B,H14C), C15(H15A,H15B,H15C)
;
_shelx_res_checksum              11883
_olex2_submission_special_instructions 'No special instructions were received'