(IUCr) Crystallography Journals Online checkcif report

Acta Cryst. (2009). E65, i27 [ doi:10.1107/S1600536809007715 ]

Tetrasodium (dihydrogenheptaoxidodigermanato)bis(dihydrogentetraoxidogermanato)dicopper(II) monohydrate

Y.-F. Li, D.-P. Li, C.-L. Shi, Y.-S. Hu and L. Jin

Online 11 March 2009

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (Cu-O) = 0.004 Å
R factor = 0.041
wR factor = 0.118
Data-to-parameter ratio = 11.2

checkCIF/PLATON results

No syntax errors found




Alert level C
            Value of measurement temperature given =   293.000
            Value of melting point given =     0.000
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?

Alert level G
PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints .......          1      
PLAT199_ALERT_1_G Check the Reported _cell_measurement_temperature        293 K    
PLAT200_ALERT_1_G Check the Reported _diffrn_ambient_temperature .        293 K    

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

   3 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   0 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
   0 ALERT type 5 Informative message, check