Acta Cryst. (2005). E61, o799-o800  [ doi:10.1107/S1600536805005593 ]

()-5-Ethyl-1-methyl-5-phenylpyrimidine-2,4,6-trione at 163  K

W. Lewis, R. H. McKeown and W. T. Robinson

Online 4 March 2005

Key indicators

• Single-crystal X-ray study
• T = 163 K
• Mean (C-C) = 0.003 Å
• R factor = 0.042
• wR factor = 0.127
• Data-to-parameter ratio = 12.4

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT063_ALERT_3_C Crystal Probably too Large for Beam Size .......       0.80 mm    

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

   0 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

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