Rh(iii)-catalyzed cascade annulation reaction of N,N-dimethyl enaminones with iodonium ylides to give substituted isocoumarins
Zhang, Mingshuai; Chen, Longkun; Liu, Donghan; Liu, Zhuoyuan; Huang, Jiuzhong; Li, Xiang; Yu, Fuchao; New Journal of Chemistry 47 (2023) 12274–12278; doi:10.1039/D3NJ02073H

data_7062509
_publ_section_title
;
 Rh(iii)-catalyzed cascade annulation reaction of N,N-dimethyl enaminones
 with iodonium ylides to give substituted isocoumarins
;
_journal_issue                   26
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              12274
_journal_page_last               12278
_journal_paper_doi               10.1039/D3NJ02073H
_journal_volume                  47
_journal_year                    2023
_chemical_formula_sum            'C16 H16 O4'
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_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-09-24 deposited with the CCDC.	2023-05-31 downloaded from the CCDC.
;
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_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXL-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_temperature      293(2)
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_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Xcalibur, Eos, Gemini'
_diffrn_radiation_type           CuK\a
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_diffrn_source                   'fine-focus sealed X-ray tube'
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            WHITE
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_refine_ls_restrained_S_all      1.022
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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^)+(0.0717P)^2^+0.2028P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1194
_refine_ls_wR_factor_ref         0.1286
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1969
_reflns_number_total             2415
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3nj02073h2.cif
_cod_data_source_block           exp_12923
_cod_depositor_comments          'Adding full bibliography for 7062509.cif.'
_cod_original_cell_volume        1350.27(11)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7062509
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.839
_shelx_estimated_absorpt_t_max   0.858
_shelx_res_checksum              18263