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Acta Cryst. (2013). E69, o1322-o1323  [ doi:10.1107/S160053681302014X ]

1-[(E)-2-(2-Hydroxy-5-methylphenyl)diazen-2-ium-1-yl]naphthalen-2-olate

S. Chetioui, I. Boudraa, S. Bouacida, A. Bouchoul and S. E. Bouaoud


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checkCIF/PLATON results

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Alert level C PLAT340_ALERT_3_C Low Bond Precision on C-C Bonds ............... 0.0042 Ang. PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 12.110 PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 2.726 PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) ..... 3 PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 6
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF ? Do ! PLAT007_ALERT_5_G Note: Number of Unrefined Donor-H Atoms ........ 2 PLAT128_ALERT_4_G Note: Alternate Setting of Space-group P21/c . P21/a PLAT153_ALERT_1_G The su's on the Cell Axes are Equal .......... 0.00500 Ang. PLAT333_ALERT_2_G Check Large Av C6-Ring C-C Dist. C1 -C6 1.42 Ang. PLAT333_ALERT_2_G Check Large Av C6-Ring C-C Dist. C18 -C23 1.42 Ang. PLAT380_ALERT_4_G Check Incorrectly? Oriented X(sp2)-Methyl Moiety C17 PLAT380_ALERT_4_G Check Incorrectly? Oriented X(sp2)-Methyl Moiety C34 PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints ....... 2 PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 55
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 10 ALERT level G = General information/check it is not something unexpected 1 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 6 ALERT type 3 Indicator that the structure quality may be low 4 ALERT type 4 Improvement, methodology, query or suggestion 2 ALERT type 5 Informative message, check
checkCIF publication errors
Alert level A PUBL022_ALERT_1_A There is a mismatched ~ on line 153 The title zwitterion, C~17~H~14~N~2 O~2~, crystalyzes with two independent If you require a ~ then it should be escaped with a \, i.e. \~ Otherwise there must be a matching closing ~, e.g. C~2~H~4~
1 ALERT level A = Data missing that is essential or data in wrong format 0 ALERT level G = General alerts. Data that may be required is missing

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