Acta Cryst. (2009). E65, o1160  [ doi:10.1107/S1600536809014986 ]

5,5'-Dimethoxy-2,2'-[(pentane-1,5-diyldioxy)bis(nitrilomethylidyne)]diphenol

Y.-X. Sun, L. Li, W.-K. Dong, J.-C. Wu and J.-F. Tong

Online 30 April 2009

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.004 Å
• R factor = 0.052
• wR factor = 0.124
• Data-to-parameter ratio = 13.7

checkCIF/PLATON results

No syntax errors found




Alert level C
            Value of measurement temperature given =   298.000
            Value of melting point given =     0.000
PLAT026_ALERT_3_C Ratio Observed / Unique Reflections too Low ....         45 Perc.
PLAT152_ALERT_1_C Supplied and Calc Volume s.u. Inconsistent .....          ?
PLAT480_ALERT_4_C Long H...A H-Bond Reported H3     ..  O3      ..       2.68 Ang. 

Alert level G
PLAT066_ALERT_1_G Predicted and Reported Transmissions Identical .          ?

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   3 ALERT level C = Check and explain
   1 ALERT level G = General alerts; check

   2 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
   1 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

Copyright © International Union of Crystallography
IUCr Webmaster