[Open access]

[Contents scheme]

Acta Cryst. (2013). E69, o193
[ doi:10.1107/S160053681300007X ]

2-[(2-Hydroxynaphthalen-1-yl)methylideneamino]-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carbonitrile

A. M. Asiri, M. N. Arshad, T. R. Sobahi and G. Mustafa


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C PLAT094_ALERT_2_C Ratio of Maximum / Minimum Residual Density .... 2.04 PLAT241_ALERT_2_C Check High Ueq as Compared to Neighbors for C20 PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 2.303 PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) ..... 1 PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 6 PLAT913_ALERT_3_C Missing # of Very Strong Reflections in FCF .... 3
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF ? PLAT371_ALERT_2_G Long C(sp2)-C(sp1) Bond C13 - C21 ... 1.43 Ang. PLAT371_ALERT_2_G Long C(sp2)-C(sp1) Bond C34 - C42 ... 1.43 Ang. PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 123 PLAT982_ALERT_1_G The C-f'= 0.003 Deviates from the IT-value 0.018 PLAT982_ALERT_1_G The N-f'= 0.006 Deviates from the IT-value 0.031
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 6 ALERT level G = General information/check it is not something unexpected 2 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 4 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 1 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check

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