[Open access]

[Contents scheme]

Acta Cryst. (2013). E69, o818
[ doi:10.1107/S1600536813011380 ]

1,3-Bis(2-methylprop-2-enoyl)-1H-benzimidazol-2(3H)-one

N. Haridharan and V. Ramkumar


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level B PLAT029_ALERT_3_B _diffrn_measured_fraction_theta_full Low ....... 0.951
Alert level C PLAT230_ALERT_2_C Hirshfeld Test Diff for C6 -- C7 .. 5.5 su PLAT230_ALERT_2_C Hirshfeld Test Diff for C6 -- C8 .. 5.5 su PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C6 PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) ..... 2 PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.594 58 PLAT913_ALERT_3_C Missing # of Very Strong Reflections in FCF .... 4 PLAT939_ALERT_3_C Large Value of Not (SHELXL) Weight Optimized S . 10.29
Alert level G PLAT002_ALERT_2_G Number of Distance or Angle Restraints on AtSite 3 PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF ? PLAT072_ALERT_2_G SHELXL First Parameter in WGHT Unusually Large. 0.14 PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints ....... 2 PLAT909_ALERT_3_G Percentage of Observed Data at Theta(Max) still 76 Perc.
0 ALERT level A = Most likely a serious problem - resolve or explain 1 ALERT level B = A potentially serious problem, consider carefully 7 ALERT level C = Check. Ensure it is not caused by an omission or oversight 5 ALERT level G = General information/check it is not something unexpected 0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 5 ALERT type 2 Indicator that the structure model may be wrong or deficient 7 ALERT type 3 Indicator that the structure quality may be low 0 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check

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