Acta Cryst. (2004). E60, m1139-m1141  [ doi:10.1107/S1600536804017064 ]

A two-dimensional hydrogen-bonding supramolecular architecture of bis(2,2'-bipyridine)[(p-phenylenedioxy)diacetato]copper(II) tetrahydrate

M. Du, H. Cai and X.-J. Zhao

Online 17 July 2004

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.007 Å
• R factor = 0.054
• wR factor = 0.150
• Data-to-parameter ratio = 15.0

checkCIF/PLATON results

No syntax errors found




Alert level B
PLAT417_ALERT_2_B Short Inter D-H..H-D       H9B    ..  H10B    ..       1.93 Ang.  

Alert level C
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?
PLAT341_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ...          7       
PLAT417_ALERT_2_C Short Inter D-H..H-D       H8B    ..  H9A     ..       2.15 Ang.  

   0 ALERT level A = In general: serious problem
   1 ALERT level B = Potentially serious problem
   3 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
   2 ALERT type 2 Indicator that the structure model may be wrong or deficient
   1 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion

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