(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2006). E62, o901-o902 [ doi:10.1107/S1600536806003680 ]

Bis(2,6-dimethylpyridyl)iodonium dibromoiodate

A. S. Batsanov, A. P. Lightfoot, S. J. R. Twiddle and A. Whiting

Online 3 February 2006

Key indicators

Single-crystal X-ray study
T = 120 K
Mean (C-C) = 0.005 Å
R factor = 0.031
wR factor = 0.076
Data-to-parameter ratio = 27.5

checkCIF/PLATON results

No syntax errors found




Alert level C
ABSTM02_ALERT_3_C  The ratio of expected to reported Tmax/Tmin(RR) is > 1.10
            Tmin and Tmax reported:      0.637     0.861
            Tmin and Tmax expected:      0.487     0.857
            RR =      1.302
            Please check that your absorption correction is appropriate.
PLAT060_ALERT_3_C Ratio Tmax/Tmin (Exp-to-Rep) (too) Large .......       1.32       
PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given .......          ?
PLAT152_ALERT_1_C Supplied and Calc Volume s.u. Inconsistent .....          ?

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