Acta Cryst. (2007). E63, o3988  [ doi:10.1107/S1600536807042729 ]

1-[5-(2-Chloropyridin-3-yl)-2-methyl-2-phenyl-1,3,4-oxadiazol-3(2H)-yl]ethanone

L.-F. Pan, Y.-Q. Lu, Q. Qin, C.-Z. Qi and Q.-B. Song

Key indicators

• Single-crystal X-ray study
• T = 273 K
• Mean (C-C) = 0.002 Å
• R factor = 0.036
• wR factor = 0.105
• Data-to-parameter ratio = 18.6

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT031_ALERT_4_C Refined Extinction Parameter within Range ......       3.25 Sigma
PLAT066_ALERT_1_C Predicted and Reported Transmissions Identical .          ?
PLAT230_ALERT_2_C Hirshfeld Test Diff for    C14    -   C15     ..       5.23 su   

Alert level G
PLAT793_ALERT_1_G Check the Absolute Configuration of C7     = ...          R      

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

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