Copper-catalyzed cascade radical cyclization of alkynoates: construction of aryldifluoromethylated coumarins.
Zeng, Piaopiao; Huang, Xiaoxiao; Tang, Wei; Chen, Zhiwei; Organic & biomolecular chemistry 19 (2021) 10223–10227; doi:10.1039/d1ob01754c

data_7158371
_publ_section_title
;
 Copper-catalyzed cascade radical cyclization of alkynoates: construction
 of aryldifluoromethylated coumarins.
;
_journal_issue                   46
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              10223
_journal_page_last               10227
_journal_paper_doi               10.1039/d1ob01754c
_journal_volume                  19
_journal_year                    2021
_chemical_formula_sum            'C22 H13 F3 O2'
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_audit_update_record
;
2021-09-04 deposited with the CCDC.	2021-10-25 downloaded from the CCDC.
;
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_cell_measurement_temperature    100(2)
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_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      100(2)
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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^)+(0.0354P)^2^+1.8931P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_number_total             11216
_reflns_threshold_expression     'I > 2\s(I)'
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_cod_data_source_block           mo_210514_zpp_21dj_0m
_cod_depositor_comments
'Adding full bibliography for 7158371--7158372.cif.'
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7158371
_shelx_shelxl_version_number     2018/3
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_shelx_res_checksum              42282
_shelx_hkl_checksum              50666