Visible-light mediated intramolecular radical cyclizations of α-brominated amide-tethered alkylidenecyclopropanes
Mao, Ben; Zhang, Xiao-Yu; Wei, Yin; Shi, Min; Chemical Communications  (2022) –; doi:10.1039/D1CC07136J

data_7129735
_publ_section_title
;
 Visible-light mediated intramolecular radical cyclizations of
 \a-brominated amide-tethered alkylidenecyclopropanes
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D1CC07136J
_journal_year                    2022
_chemical_formula_sum            'C20 H19 N O'
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_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2021-05-11 deposited with the CCDC.	2022-02-18 downloaded from the CCDC.
;
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_diffrn_measured_fraction_theta_max 0.993
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_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
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_diffrn_reflns_point_group_measured_fraction_full 0.992
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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^)+(0.0431P)^2^+0.9952P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_shelxl_version_number           2013-4
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