(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2013). E69, o48
[ doi:10.1107/S1600536812049690 ]

11,12-Dichlorodibenzo[a,c]phenazine

A. Imeri, N. M. Glagovich and G. Crundwell

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (C-C) = 0.002 Å
R factor = 0.039
wR factor = 0.104
Data-to-parameter ratio = 23.1

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT906_ALERT_3_C Large K value in the Analysis of Variance ......     10.014      
PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) .....          6      

Alert level G
PLAT005_ALERT_5_G No _iucr_refine_instructions_details  in the CIF          ?
PLAT199_ALERT_1_G Check the Reported _cell_measurement_temperature        293 K    
PLAT200_ALERT_1_G Check the Reported   _diffrn_ambient_temperature        293 K    
PLAT333_ALERT_2_G Check Large Av C6-Ring C-C Dist. C4     -C4_a          1.44 Ang. 
PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L=  0.600        235      

   0 ALERT level A = Most likely a serious problem - resolve or explain
   0 ALERT level B = A potentially serious problem, consider carefully
   2 ALERT level C = Check. Ensure it is not caused by an omission or oversight
   5 ALERT level G = General information/check it is not something unexpected

   2 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
   2 ALERT type 3 Indicator that the structure quality may be low
   1 ALERT type 4 Improvement, methodology, query or suggestion
   1 ALERT type 5 Informative message, check