Acta Cryst. (2004). E60, o1353-o1354  [ doi:10.1107/S1600536804016927 ]

1,3-Bis(2-furylmethylidene)-3,4,5,6-tetrahydropyrimidin-2(1H)-one

Z.-L. You and H.-L. Zhu

Online 17 July 2004

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.004 Å
• R factor = 0.063
• wR factor = 0.169
• Data-to-parameter ratio = 12.6

checkCIF/PLATON results

No syntax errors found




Alert level B
PLAT230_ALERT_2_B Hirshfeld Test Diff for    N1     -   C5      ..      13.12 su    
PLAT230_ALERT_2_B Hirshfeld Test Diff for    N1     -   C6      ..       8.75 su    
PLAT230_ALERT_2_B Hirshfeld Test Diff for    N1     -   C7      ..       9.65 su    

Alert level C
PLAT066_ALERT_1_C Predicted and Reported Transmissions Identical .          ?
PLAT241_ALERT_2_C Check High   U(eq) as Compared to Neighbors ....         N1     
PLAT242_ALERT_2_C Check Low    U(eq) as Compared to Neighbors ....         C6     
PLAT764_ALERT_4_C Overcomplete CIF Bond List Detected (Rep/Expd) .       1.18 Ratio 

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

   1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   5 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

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