[Open access]

[Contents scheme]

Acta Cryst. (2012). E68, o3363-o3364
[ doi:10.1107/S1600536812046363 ]

Dibenzo[b,g]indeno[1',2':3,4]fluoreno[1,2-d]oxonine-5,11,16,21-tetraone

S. K. Mohamed, M. Akkurt, M. N. Tahir, A. A. Abdelhamid and A. A. Marzouk


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C PLAT026_ALERT_3_C Ratio Observed / Unique Reflections too Low .... 45 Perc. PLAT230_ALERT_2_C Hirshfeld Test Diff for C62 -- C63 .. 5.5 su PLAT601_ALERT_2_C Structure Contains Solvent Accessible VOIDS of . 37 A   3 PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 15.802 PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 2.382 PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) ..... 6 PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 2
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF ? PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 92
0 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 7 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 1 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check

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