Effect of pH on the charge-assisted hydrogen-bonded assembly of the anionic [Cu(oxalate)~2~]^2{-^} building unit and <i>N</i>,<i>N</i>'-ditopic cations
Klongdee, Fatima; Boonmak, Jaursup; Youngme, Sujittra; Acta Crystallographica Section C 74 (2018) –; doi:10.1107/S2053229618002024

data_2021003
_publ_section_title
;
 Effect of pH on the charge-assisted hydrogen-bonded assembly of the
 anionic [Cu(oxalate)~2~]^2{-^} building unit and
 <i>N</i>,<i>N</i>'-ditopic cations
;
_journal_coeditor_code           KU3215
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;
;
_journal_paper_doi               10.1107/S2053229618002024
_journal_volume                  74
_journal_year                    2018
_chemical_formula_iupac          '(C12 H14 N2) [Cu (C2 O4)2]'
_chemical_formula_moiety         'C12 H14 N2 2+, C4 Cu O8 2-'
_chemical_formula_sum            'C16 H14 Cu N2 O8'
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_chemical_name_common
;
4,4'-(Ethane-1,2-diyl)dipyridinium
bis(oxalato-\k^2^<i>O</i>^1^,<i>O</i>^2^)copper(II)
;
_space_group_crystal_system      triclinic
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;
SAINT (Bruker, 2013)
;
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;
APEX2 (Bruker, 2013)
;
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;
SAINT (Bruker, 2013)
;
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;
SHELXL (Sheldrick, 2008)
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SHELXL (Sheldrick, 2008)
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SHELXL2014 (Sheldrick, 2015)
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SHELXS97 (Sheldrick, 2008)
;
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;
Bruker D8 QUEST PHOTON 100
;
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_diffrn_standards_decay_%        0
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;
(SADABS; Bruker, 2015)
;
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_refine_ls_R_factor_gt           0.0329
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.0423P)^2^+0.2752P] where P=(Fo^2^+2Fc^2^)/3'
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