(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2004). E60, o1717-o1718 [ doi:10.1107/S1600536804021646 ]

2-Chloro-N-(5-chloro-4-fluoro-2-nitrophenyl)acetamide

Y. Zhang and T.-Y. Feng

Online 11 September 2004

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (C-C) = 0.003 Å
R factor = 0.035
wR factor = 0.095
Data-to-parameter ratio = 12.4

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given .......          ?
PLAT301_ALERT_3_C Main Residue  Disorder .........................      11.00 Perc. 
PLAT431_ALERT_2_C Short Inter HL..A Contact  Cl1    ..  O1      ..       3.03 Ang.  
PLAT432_ALERT_2_C Short Inter X...Y Contact  C7     ..  O3'     ..       3.01 Ang.  
PLAT779_ALERT_2_C Suspect or Irrelevant (Bond) Angle in CIF ......       8.00 Deg.  
              O2'  -N2   -O2      1.555   1.555   1.555                         
PLAT779_ALERT_2_C Suspect or Irrelevant (Bond) Angle in CIF ......      31.90 Deg.  
              O3   -N2   -O3'     1.555   1.555   1.555                         

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   6 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
   4 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
   1 ALERT type 4 Improvement, methodology, query or suggestion