Acta Cryst. (2005). E61, o962-o963  [ doi:10.1107/S1600536805007099 ]

N,N'-Bis(3-nitrobenzylidene)-trans-1,2-cyclohexanediamine

Z.-D. Liu, M.-Y. Tan and H.-L. Zhu

Online 18 March 2005

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.006 Å
• R factor = 0.093
• wR factor = 0.199
• Data-to-parameter ratio = 16.4

checkCIF/PLATON results

No syntax errors found



Datablock: I



Alert level C
PLAT026_ALERT_3_C Ratio Observed / Unique Reflections too Low ....         45 Perc. 
PLAT066_ALERT_1_C Predicted and Reported Transmissions Identical .          ?
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for         N1     
PLAT340_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ...          6       
PLAT432_ALERT_2_C Short Inter X...Y Contact  C2     ..  C2      ..       3.11 Ang.  

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   5 ALERT level C = Check and explain
   0 ALERT level G = General alerts; check

   1 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
   2 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion

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