Three tetramethylketals of 2,5-distyryl-[1,4]benzoquinones
Irngartinger, H.; Lichenthäler, J.; Acta Crystallographica Section C 50 (1994) 1154–1156; doi:10.1107/S0108270193011503

data_2009904
_publ_section_title
;
 Three tetramethylketals of 2,5-distyryl-[1,4]benzoquinones
;
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1154
_journal_page_last               1156
_journal_paper_doi               10.1107/S0108270193011503
_journal_volume                  50
_journal_year                    1994
_chemical_formula_sum            'C26 H26 Cl2 O4'
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_diffrn_reflns_limit_h_min       0
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_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details     'w = 1/[\s(F~o~)^2^]'
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_cod_data_source_file            se1044.cif
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_cod_depositor_comments
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The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value '1/[\s(F~o~)^2^]' was changed to
'calc'. New tag '_refine_ls_weighting_details' was created. The value
of the new tag was set to 'w = 1/[\s(F~o~)^2^]'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_cell_volume        1180.5(4)
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