N-Alkenylation of hydroxamic acid derivatives with ethynyl benziodoxolone to synthesize cis-enamides through vinyl benziodoxolones.
Shimbo, Daisuke; Maruyama, Toshifumi; Tada, Norihiro; Itoh, Akichika; Organic & biomolecular chemistry 19 (2021) 2442–2447; doi:10.1039/d1ob00055a

data_7157903
_publ_section_title
;
 N-Alkenylation of hydroxamic acid derivatives with ethynyl benziodoxolone
 to synthesize cis-enamides through vinyl benziodoxolones.
;
_journal_issue                   11
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              2442
_journal_page_last               2447
_journal_paper_doi               10.1039/d1ob00055a
_journal_volume                  19
_journal_year                    2021
_chemical_formula_moiety         'C9 H7 I O3'
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_audit_update_record
;
2020-12-23 deposited with the CCDC.	2021-02-26 downloaded from the CCDC.
;
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'CrystalClear-SM Expert 2.0 r16 (Rigaku, 2014)'
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'CrystalClear-SM Expert 2.0 r16 (Rigaku, 2014)'
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'CrystalClear-SM Expert 2.0 r16 (Rigaku, 2014)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
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_diffrn_measurement_device_type  'Rigaku Mercury CCD (2x2 bin mode)'
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_diffrn_source                   'Rotating Anode'
_exptl_absorpt_coefficient_mu    3.350
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_exptl_absorpt_correction_type   numerical
_exptl_crystal_colour            Colorless
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_exptl_crystal_description       Block
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_refine_diff_density_max         0.727
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_refine_ls_number_reflns         2173
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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^)+(0.0237P)^2^+0.1466P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0472
_refine_ls_wR_factor_ref         0.0508
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1822
_reflns_number_total             2173
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1ob00055a2.cif
_cod_data_source_block           20190828
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Numerical' was
changed to 'numerical' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 7157903--7157904.cif.
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7157903
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.370
_shelx_estimated_absorpt_t_max   0.906
_shelx_res_checksum              62628