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Acta Cryst. (2012). E68, o151  [ doi:10.1107/S1600536811053347 ]

(E)-3,3'-(Diazene-1,2-diyl)bis(1-methyl-1,4,5,6-tetrahydropyrrolo[3,4-c]pyrazol-5-ium) dinitrate dihydrate

J.-M. Chen and H. Zhao

Online 17 December 2011


Key indicators

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Alert level C PLAT244_ALERT_4_C Low 'Solvent' Ueq as Compared to Neighbors of N3 PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) ..... 2 PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 2 PLAT913_ALERT_3_C Missing # of Very Strong Reflections in FCF .... 1
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in CIF .... ? PLAT154_ALERT_1_G The su's on the Cell Angles are Equal .......... 0.03000 Deg. PLAT432_ALERT_2_G Short Inter X...Y Contact O5 .. C5 .. 2.97 Ang. PLAT961_ALERT_5_G Dataset Contains no Negative Intensities ....... !
0 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 4 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 1 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 3 ALERT type 3 Indicator that the structure quality may be low 1 ALERT type 4 Improvement, methodology, query or suggestion 2 ALERT type 5 Informative message, check

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