(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2006). E62, m2853-m2854 [ doi:10.1107/S1600536806039626 ]

Di--bromo-bis[(tetrahydrofuran)lithium(I)]

H. Vitze, H.-W. Lerner and M. Bolte

Online 7 October 2006

Key indicators

Single-crystal X-ray study
T = 173 K
Mean (C-C) = 0.015 Å
Disorder in main residue
R factor = 0.067
wR factor = 0.184
Data-to-parameter ratio = 19.2

checkCIF/PLATON results

No syntax errors found




Alert level B
PLAT201_ALERT_2_B Isotropic non-H Atoms in Main Residue(s) .......          2      
PLAT241_ALERT_2_B Check High      Ueq as Compared to Neighbors for         C4     

Alert level C
PLAT241_ALERT_2_C Check High      Ueq as Compared to Neighbors for        C13     
PLAT241_ALERT_2_C Check High      Ueq as Compared to Neighbors for        C14     
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for        C15     
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for        Li1     
PLAT301_ALERT_3_C Main Residue  Disorder .........................      14.00 Perc.
PLAT341_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ...         15      
PLAT411_ALERT_2_C Short Inter H...H Contact  H4A    ..  H15C    ..       2.14 Ang. 
PLAT764_ALERT_4_C Overcomplete CIF Bond List Detected (Rep/Expd) .       1.12 Ratio

   0 ALERT level A = In general: serious problem
   2 ALERT level B = Potentially serious problem
   8 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
   7 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
   0 ALERT type 5 Informative message, check