Acta Cryst. (2009). E65, o842  [ doi:10.1107/S1600536809010216 ]

4-(2-Methoxybenzylidene)-2-phenyl-1,3-oxazol-5(4H)-one

A. M. Asiri, M. Akkurt, I. U. Khan and M. N. Arshad

Online 25 March 2009

Key indicators

• Single-crystal X-ray study
• T = 296 K
• Mean (C-C) = 0.003 Å
• R factor = 0.045
• wR factor = 0.133
• Data-to-parameter ratio = 18.0

checkCIF/PLATON results

No syntax errors found




Alert level C
            Value of measurement temperature given =   296.000
            Value of melting point given =     0.000
PLAT026_ALERT_3_C Ratio Observed / Unique Reflections too Low ....         42 Perc.
PLAT031_ALERT_4_C Refined Extinction Parameter within Range ......       2.67 Sigma
PLAT153_ALERT_1_C The su's on the Cell Axes   are Equal (x 100000)         60 Ang. 

Alert level G
PLAT154_ALERT_1_G The su's on the Cell Angles are Equal  (x 10000)        400 Deg. 

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

   2 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
   1 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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