(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2013). E69, o208-o209
[ doi:10.1107/S1600536812052038 ]

[2,7-Dihydroxy-8-(4-phenoxybenzoyl)naphthalen-1-yl](4-phenoxyphenyl)methanone

D. Hijikata, K. Sasagawa, S. Yoshiwaka, A. Okamoto and N. Yonezawa

Key indicators

Single-crystal X-ray study
T = 193 K
Mean (C-C) = 0.004 Å
R factor = 0.037
wR factor = 0.096
Data-to-parameter ratio = 12.7

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT241_ALERT_2_C Check High      Ueq as Compared to Neighbors for         C6     
PLAT340_ALERT_3_C Low Bond Precision on  C-C Bonds ...............     0.0042 Ang  

Alert level G
PLAT005_ALERT_5_G No _iucr_refine_instructions_details  in the CIF          ?
PLAT007_ALERT_5_G Note: Number of Unrefined D-H Atoms ............          2      
PLAT112_ALERT_2_G ADDSYM Detects Additional (Pseudo) Symm. Elem...          d     
PLAT112_ALERT_2_G ADDSYM Detects Additional (Pseudo) Symm. Elem...          2     
PLAT113_ALERT_2_G ADDSYM Suggests Possible Pseudo/New Space-group.       Fdd2     
PLAT909_ALERT_3_G Percentage of Observed Data at Theta(Max) still          81 Perc.

   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
   6 ALERT level G = General information/check it is not something unexpected

   0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   4 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
   0 ALERT type 4 Improvement, methodology, query or suggestion
   2 ALERT type 5 Informative message, check