Acta Cryst. (2004). E60, o855-o856  [ doi:10.1107/S1600536804009213 ]

3-(4-Methoxyphenyl)-1,2-dimethyl-4,5-dihydroimidazolium iodide

D.-H. Li, J.-S. Hao, H.-B. Tong, S.-P. Huang, Y.-B. Zhang and C.-Z. Xia

Online 24 April 2004

Key indicators

• Single-crystal X-ray study
• T = 183 K
• Mean (C-C) = 0.005 Å
• R factor = 0.026
• wR factor = 0.063
• Data-to-parameter ratio = 15.7

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT094_ALERT_2_C Ratio of Maximum / Minimum Residual Density ....       3.22       
PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given .......          ?

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

   0 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
   1 ALERT type 4 Improvement, methodology, query or suggestion

Copyright © International Union of Crystallography
IUCr Webmaster