Acta Cryst. (2008). E64, o349  [ doi:10.1107/S1600536807067487 ]

4-(4-Chlorophenyl)-5-[1-(4-chlorophenyl)-2-methyl-2-nitropropyl]-1,2,3-selenadiazole

A. Marx, S. Saravanan, S. Muthusubramanian, V. Manivannan and N. P. Rath

Key indicators

• Single-crystal X-ray study
• T = 100 K
• Mean (C-C) = 0.001 Å
• R factor = 0.026
• wR factor = 0.064
• Data-to-parameter ratio = 39.4

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT154_ALERT_1_C The su's on the Cell Angles are Equal  (x 10000)        100 Deg. 
PLAT180_ALERT_3_C Check Cell Rounding: # of Values Ending with 0 =          3      
PLAT322_ALERT_2_C Check Hybridisation of  Se1    in Main Residue .          ?     
PLAT431_ALERT_2_C Short Inter HL..A Contact  Cl2    ..  N2      ..       3.21 Ang. 

Alert level G
PLAT793_ALERT_2_G Check the Absolute Configuration of C9     .....          S      

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

   1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   3 ALERT type 2 Indicator that the structure model may be wrong or deficient
   1 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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