Hypoiodite-catalysed oxidative cyclisation of Michael adducts of chalcones with 1,3-dicarbonyl compounds: a facile and versatile approach to substituted furans and cyclopropanes.
Gao, Wen-Chao; Hu, Fei; Tian, Jun; Li, Xing; Wei, Wen-Long; Chang, Hong-Hong; Chemical communications (Cambridge, England) 52 (2016) 13097–13100; doi:10.1039/c6cc06624k

data_7125074
_publ_section_title
;
 Hypoiodite-catalysed oxidative cyclisation of Michael adducts of
 chalcones with 1,3-dicarbonyl compounds: a facile and versatile approach
 to substituted furans and cyclopropanes.
;
_journal_issue                   89
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              13097
_journal_page_last               13100
_journal_paper_doi               10.1039/c6cc06624k
_journal_volume                  52
_journal_year                    2016
_chemical_formula_sum            'C26 H19 Cl O4'
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_audit_update_record
;
2016-10-08 deposited with the CCDC.
2016-10-11 downloaded from the CCDC.
;
_cell_angle_alpha                79.9048(16)
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_cell_angle_gamma                80.2931(16)
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_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
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_exptl_absorpt_correction_type   multi-scan
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_exptl_crystal_density_diffrn    1.335
_exptl_crystal_description       block
_exptl_crystal_F_000             448
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_exptl_crystal_size_mid          0.130
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_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0613P)^2^+0.3525P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1131
_refine_ls_wR_factor_ref         0.1304
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2661
_reflns_number_total             3790
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6cc06624k2.cif
_cod_data_source_block           160612c
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-scan' was
changed to 'multi-scan' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/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 6909 2019-04-08 15:41:33Z antanas 
;
_cod_database_code               7125074
_shelx_shelxl_version_number     2014/7
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_shelx_res_checksum              54010
_shelx_hkl_checksum              80616