Intramolecular interactions in dimethyl 2,2'-bipyridine-3,3'-dicarboxylate
Rice, C. R.; Robinson, K. J.; Wallis, J. D.; Acta Crystallographica Section C 49 (1993) 1980–1982; doi:10.1107/S0108270193005931

data_2001239
_publ_section_title
;
 Intramolecular interactions in dimethyl
 2,2'-bipyridine-3,3'-dicarboxylate
;
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1980
_journal_page_last               1982
_journal_paper_doi               10.1107/S0108270193005931
_journal_volume                  49
_journal_year                    1993
_chemical_formula_analytical     ' C14 H12 N2 O4 '
_chemical_formula_moiety         ' C14 H12 N2 O4 '
_chemical_formula_structural     ' C14 H12 N2 O4 '
_chemical_formula_sum            'C14 H12 N2 O4'
_chemical_formula_weight         272.28
_chemical_melting_point          '  423 (lit. 417-8) '
_chemical_name_systematic
;
Dimethyl 2,2'-Bipyridine-3,3'-dicarboxylate
;
_symmetry_cell_setting           orthorhombic
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_computing_cell_refinement       ' SADONL'
_computing_data_collection
' SADONL (Danopoulos, Wilkinson, Hussain-Bates and Hursthouse, 1991)'
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_computing_molecular_graphics    'PLATON (Spek, 1990) & PLUTON (Spek, 1991)'
_computing_publication_material  'PARST (Nardelli, 1982)'
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'Enraf-Nonius FAST TV area detector diffractometer'
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;SADONL (Danopoulos, Wilkinson, Hussain-Bates & Hursthouse, 1991) and MADNES
(Pflugrath & Messerschmidt, 1989)
;
_diffrn_radiation_monochromator  graphite
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;
;
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_diffrn_standards_number         XX?
_exptl_absorpt_coefficient_mu    0.097
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_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value ' orthorhombic ' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_matrix_type' value 'Full' changed to 'full'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_diffrn_ambient_temperature' value 'Yes' was changed to '?' - the
value is undefined or not given.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_diffrn_ambient_temperature' value 'Yes' was changed to '?' - the
value is undefined or not given.

'_symmetry_cell_setting' value '
orthorhombic ' changed to 'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_matrix_type' value 'Full' changed to 'full'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value 'w = [(\s^2^F +
0.0001(F^2^)]^-1^' was changed to 'calc'. New tag
'_refine_ls_weighting_details' was created. The value of the new tag
was set to 'w = [(\s^2^F + 0.0001(F^2^)]^-1^'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_sg_symbol_H-M      ' P b c n '
_cod_original_formula_sum        ' C14 H12 N2 O4 '
_cod_database_code               2001239