Exploiting the narrow gap of rearrangement between the substituents in the vicinal disubstitution reactions of diaryliodonium salts with pyridine N-sulfonamidates.
Wang, Yong; Li, Ming; Wen, Lirong; Jing, Peng; Su, Xiang; Chen, Chao; Organic & biomolecular chemistry 13 (2015) 751–763; doi:10.1039/c4ob01744g

data_7154174
_publ_section_title
;
 Exploiting the narrow gap of rearrangement between the substituents in
 the vicinal disubstitution reactions of diaryliodonium salts with
 pyridine N-sulfonamidates.
;
_journal_issue                   3
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              751
_journal_page_last               763
_journal_paper_doi               10.1039/c4ob01744g
_journal_volume                  13
_journal_year                    2015
_chemical_formula_sum            'C5 H4.5 Cl0.25 F0.75 N0.5 O1.25 S0.5'
_chemical_formula_weight         130.73
_chemical_name_systematic
; 
 ? 
;
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_atom_sites_solution_secondary   difmap
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_cell_angle_gamma                104.16(3)
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_cell_measurement_theta_min      2.47
_cell_volume                     1135.0(4)
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_computing_data_collection       'Siemens SMART'
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_computing_structure_solution    'Siemens SHELXTL'
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_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       dtprofit.ref
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_diffrn_radiation_type           MoK\a
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_diffrn_reflns_limit_k_max       8
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_diffrn_reflns_theta_max         27.46
_diffrn_reflns_theta_min         2.47
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_exptl_absorpt_correction_T_max  .9484
_exptl_absorpt_correction_T_min  .9221
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colorless
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_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1052P)^2^+1.8334P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2084
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_reflns_number_gt                4475
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_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ob01744g2.cif
_cod_data_source_block           try
_cod_depositor_comments
'Adding full bibliography for 7154174--7154176.cif.'
_cod_original_sg_symbol_H-M      P-1
_cod_original_formula_sum        'C5 H4.50 Cl0.25 F0.75 N0.50 O1.25 S0.50'
_cod_database_code               7154174
_refine_ls_r_factor_ref          0.0884