A facile copper(i)-catalyzed homo-coupling of indanone derivatives using diaziridinone under mild conditions.
Han, Wenyong; Yang, Yihui; Zhu, Yingguang; Shi, Yian; Organic & biomolecular chemistry 17 (2019) 6998–7001; doi:10.1039/c9ob00901a

data_7156976
_publ_section_title
;
 A facile copper(i)-catalyzed homo-coupling of indanone derivatives using
 diaziridinone under mild conditions.
;
_journal_issue                   29
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              6998
_journal_page_last               7001
_journal_paper_doi               10.1039/c9ob00901a
_journal_volume                  17
_journal_year                    2019
_chemical_formula_sum            'C23 H20 Cl2 O6'
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_space_group_crystal_system      monoclinic
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_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
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_audit_update_record
;
2019-03-20 deposited with the CCDC.    2019-07-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
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_diffrn_ambient_temperature      120(2)
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_diffrn_measurement_device_type  'Bruker APEX-II CCD'
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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^)+(0.0489P)^2^+2.2231P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0956
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_reflns_Friedel_coverage         0.000
_reflns_number_gt                2125
_reflns_number_total             2541
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ob00901a2.cif
_cod_data_source_block           shi06_new
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 7156976--7156977.cif.
;
_cod_database_code               7156976
_shelx_estimated_absorpt_t_min   0.938
_shelx_estimated_absorpt_t_max   0.970
_shelxl_version_number           2013-4
_shelx_res_checksum              41948