Acta Cryst. (2009). E65, o2345  [ doi:10.1107/S1600536809035041 ]

4-Ethoxyanilinium perchlorate

X. Fu

Online 5 September 2009

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.004 Å
• R factor = 0.054
• wR factor = 0.138
• Data-to-parameter ratio = 17.8

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for        Cl1     
PLAT127_ALERT_1_C Implicit Hall Symbol  Inconsistent with Explicit     P 21/c      
PLAT480_ALERT_4_C Long H...A H-Bond Reported H1B    ..  CL1     ..       2.87 Ang. 

Alert level G
PLAT380_ALERT_4_G Check Incorrectly? Oriented X(sp2)-Methyl Moiety         N1     

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   3 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
   1 ALERT type 2 Indicator that the structure model may be wrong or deficient
   0 ALERT type 3 Indicator that the structure quality may be low
   2 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

Copyright © International Union of Crystallography
IUCr Webmaster