Acta Cryst. (2006). E62, m3585-m3587  [ doi:10.1107/S1600536806050434 ]

N,N'-Bis(2-ammonioethyl)oxamide diaquabis(oxalato-²O,O')cuprate(II) dihydrate

C.-Y. Zhu, Y.-T. Li, Z.-Y. Wu and W. Sun

Online 30 November 2006

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.004 Å
• R factor = 0.037
• wR factor = 0.101
• Data-to-parameter ratio = 12.7

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT154_ALERT_1_C The su's on the Cell Angles are Equal (x 10000)        3000 Deg. 
PLAT220_ALERT_2_C Large Non-Solvent    O     Ueq(max)/Ueq(min) ...       3.23 Ratio
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for        Cu1     
PLAT369_ALERT_2_C Long   C(sp2)-C(sp2) Bond  C5     -   C5_b   ...       1.54 Ang. 
PLAT369_ALERT_2_C Long   C(sp2)-C(sp2) Bond  C1     -   C2     ...       1.55 Ang. 
PLAT790_ALERT_4_C Centre of Gravity not Within Unit Cell: Resd.  #          3      
              H2 O                                                             

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   6 ALERT level C = Check and explain
   0 ALERT level G = General alerts; check

   1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   4 ALERT type 2 Indicator that the structure model may be wrong or deficient
   0 ALERT type 3 Indicator that the structure quality may be low
   1 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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