(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2007). E63, o4189 [ doi:10.1107/S1600536807047253 ]

Bis{bis[2-(dimethylaminomethyl)phenyl]hydroxytelluronium} hexafluorosilicate chloroform tetrasolvate

T. M. Klapötke, B. Krumm and M. Scherr

Key indicators

Single-crystal X-ray study
T = 100 K
Mean (C-C) = 0.003 Å
R factor = 0.022
wR factor = 0.053
Data-to-parameter ratio = 16.8

checkCIF/PLATON results

No syntax errors found



Alert level A
PLAT432_ALERT_2_A Short Inter X...Y Contact  Te1    ..  F2      ..       2.89 Ang.

Author Response: The contact is a secondary intermolecular Te...F contact below the sum of the Te--F van der Waals radii as present in many tellurium--fluorine compounds


Alert level C
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?
PLAT244_ALERT_4_C Low   'Solvent' Ueq as Compared to Neighbors for        C19     
PLAT244_ALERT_4_C Low   'Solvent' Ueq as Compared to Neighbors for        C20     

   1 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   3 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
   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