Acta Cryst. (2008). E64, o1617-o1618  [ doi:10.1107/S1600536808023350 ]

(E)-1,2-Bis(4-fluorophenyl)ethane-1,2-dione

H.-K. Fun and R. Kia

Online 31 July 2008

Key indicators

• Single-crystal X-ray study
• T = 100 K
• Mean (C-C) = 0.002 Å
• R factor = 0.043
• wR factor = 0.107
• Data-to-parameter ratio = 21.4

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT369_ALERT_2_C Long   C(sp2)-C(sp2) Bond  C7     -   C8     ...       1.54 Ang. 

   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
   1 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
   0 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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