Synthesis of benzosultams via an intramolecular sp2 C-H bond amination reaction of o-arylbenzenesulfonamides under metal-free conditions.
Li, Yuewen; Ding, Qiuping; Qiu, Guanyinsheng; Wu, Jie; Organic & biomolecular chemistry 12 (2014) 149–155; doi:10.1039/c3ob41810c

data_7153647
_publ_section_title
;
 Synthesis of benzosultams via an intramolecular sp2 C-H bond amination
 reaction of o-arylbenzenesulfonamides under metal-free conditions.
;
_journal_issue                   1
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              149
_journal_page_last               155
_journal_paper_doi               10.1039/c3ob41810c
_journal_volume                  12
_journal_year                    2014
_chemical_formula_sum            'C16 H17 N O2 S'
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_space_group_crystal_system      monoclinic
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_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
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_diffrn_reflns_point_group_measured_fraction_full 0.999
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
; 
 w=1/[\s^2^(Fo^2^)+(0.0940P)^2^+0.3772P] 
 where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
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