[Open access]

[Contents scheme]

Acta Cryst. (2013). E69, o1734-o1735
[ doi:10.1107/S1600536813029188 ]

13-(Imidazol-1-yl)-11,13-di­hydro­melampomagnolide B monohydrate

V. Janganati, N. R. Penthala, S. Parkin and P. A. Crooks


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C PLAT089_ALERT_3_C Poor Data / Parameter Ratio (Zmax < 18) ........ 7.17 PLAT230_ALERT_2_C Hirshfeld Test Diff for O3 -- C12 .. 5.2 su PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 14 PLAT913_ALERT_3_C Missing # of Very Strong Reflections in FCF .... 5 PLAT915_ALERT_3_C Low Friedel Pair Coverage ...................... 51 %
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 .............. 1 Why ? PLAT790_ALERT_4_G Centre of Gravity not Within Unit Cell: Resd. # 2 H2 O PLAT791_ALERT_4_G The Model has Chirality at C4 (Verify) R PLAT791_ALERT_4_G The Model has Chirality at C5 (Verify) R PLAT791_ALERT_4_G The Model has Chirality at C6 (Verify) S PLAT791_ALERT_4_G The Model has Chirality at C7 (Verify) S PLAT791_ALERT_4_G The Model has Chirality at C11 (Verify) R PLAT909_ALERT_3_G Percentage of Observed Data at Theta(Max) still 100 % PLAT910_ALERT_3_G Missing # of FCF Reflections Below Th(Min) ..... 1 Why ? PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 2
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 11 ALERT level G = General information/check it is not something unexpected 0 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 6 ALERT type 3 Indicator that the structure quality may be low 7 ALERT type 4 Improvement, methodology, query or suggestion 2 ALERT type 5 Informative message, check

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