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Acta Cryst. (2012). E68, o82  [ doi:10.1107/S160053681105166X ]

(Z)-1,1-Dicyano-2-(4-fluorophenyl)-3-(1-hexylpyridin-1-ium-4-yl)prop-2-en-1-ide

W.-H. Hao, C. Wang, G. Qian and Z.-Y. Wang

Online 10 December 2011


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level B PLAT230_ALERT_2_B Hirshfeld Test Diff for C8 -- C10 .. 9.7 su
Alert level C PLAT230_ALERT_2_C Hirshfeld Test Diff for C8 -- C9 .. 5.6 su PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.595 4
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in CIF .... ? PLAT371_ALERT_2_G Long C(sp2)-C(sp1) Bond C8 - C9 ... 1.41 Ang. PLAT371_ALERT_2_G Long C(sp2)-C(sp1) Bond C8 - C10 ... 1.42 Ang. PLAT961_ALERT_5_G Dataset Contains no Negative Intensities ....... !
0 ALERT level A = Most likely a serious problem - resolve or explain 1 ALERT level B = A potentially serious problem, consider carefully 2 ALERT level C = Check. Ensure it is not caused by an omission or oversight 4 ALERT level G = General information/check it is not something unexpected 0 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 1 ALERT type 3 Indicator that the structure quality may be low 0 ALERT type 4 Improvement, methodology, query or suggestion 2 ALERT type 5 Informative message, check

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