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Acta Cryst. (2014). E70, o51  [ doi:10.1107/S1600536813033114 ]

The chalcone ethyl 2-[4-(2-{2,4-bis­[(eth­oxy­carbon­yl)meth­oxy]benzo­yl}ethen­yl)phen­oxy]acetate

X. Liu


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Alert level C PLAT242_ALERT_2_C Low Ueq as Compared to Neighbors for ..... C21 Check PLAT242_ALERT_2_C Low Ueq as Compared to Neighbors for ..... C25 Check PLAT340_ALERT_3_C Low Bond Precision on C-C Bonds ............... 0.0044 Ang. PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 9.980 Check PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 2.629 Check PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.595 52
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF Please Do ! PLAT909_ALERT_3_G Percentage of Observed Data at Theta(Max) still 85 %
0 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 6 ALERT level C = Check. Ensure it is not caused by an omission or oversight 2 ALERT level G = General information/check it is not something unexpected 0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 2 ALERT type 2 Indicator that the structure model may be wrong or deficient 5 ALERT type 3 Indicator that the structure quality may be low 0 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check

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