[Open access]

[Contents scheme]

Acta Cryst. (2013). E69, o1752
[ doi:10.1107/S160053681302998X ]

4-(3-Fluoro-4-methyl­anilino)-2-methyl­idene-4-oxo­butanoic acid

P. S. Nayak, B. Narayana, J. P. Jasinski, H. S. Yathirajan and M. Kaur


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C PLAT094_ALERT_2_C Ratio of Maximum / Minimum Residual Density .... 2.39 PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 12.890 Check PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 2.979 Check PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) ..... 8 Why ? PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 5
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF Please Do ! PLAT007_ALERT_5_G Number of Unrefined Donor-H Atoms .............. 4 Why ? PLAT154_ALERT_1_G The su's on the Cell Angles are Equal .......... 0.00400 Deg. PLAT720_ALERT_4_G Number of Unusual/Non-Standard Labels .......... 8 PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 899
0 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 5 ALERT level C = Check. Ensure it is not caused by an omission or oversight 5 ALERT level G = General information/check it is not something unexpected 1 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 4 ALERT type 3 Indicator that the structure quality may be low 2 ALERT type 4 Improvement, methodology, query or suggestion 2 ALERT type 5 Informative message, check

Copyright © International Union of Crystallography
IUCr Webmaster