(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2004). E60, o1773-o1774 [ doi:10.1107/S1600536804022354 ]

N-[3-Phenyl-1-(2,3,5,6-tetrachloro-4-hydroxyphenoxy)prop-2-enylidene]aniline

X.-R. Hu and J.-M. Gu

Online 18 September 2004

Key indicators

Single-crystal X-ray study
T = 295 K
Mean (C-C) = 0.004 Å
R factor = 0.040
wR factor = 0.117
Data-to-parameter ratio = 13.9

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT029_ALERT_3_C _diffrn_measured_fraction_theta_full Low .......       0.98       
PLAT063_ALERT_3_C Crystal Probably too Large for Beam Size .......       0.70 mm    
PLAT152_ALERT_1_C Supplied and Calc Volume s.u. Inconsistent .....          ?
PLAT241_ALERT_2_C Check High   U(eq) as Compared to Neighbors  for       C218     
PLAT242_ALERT_2_C Check Low    U(eq) as Compared to Neighbors  for       C216     
PLAT355_ALERT_3_C Long    O-H Bond (0.82A)   O11    -   H101   ...       1.06 Ang.  
PLAT355_ALERT_3_C Long    O-H Bond (0.82A)   O21    -   H201   ...       1.01 Ang.  
PLAT431_ALERT_2_C Short Inter HL..A Contact  Cl23   ..  Cl23    ..       3.26 Ang.  

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   8 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
   3 ALERT type 2 Indicator that the structure model may be wrong or deficient
   4 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion