Acta Cryst. (2012). E68, o219  [ doi:10.1107/S1600536811054171 ]

4-Chloro-1-methylindoline-2,3-dione

J. G. Yu, W. Tang, D. C. Wang and H. Xu

Online 23 December 2011

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.005 Å
• R factor = 0.060
• wR factor = 0.155
• Data-to-parameter ratio = 12.5

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT340_ALERT_3_C Low Bond Precision on  C-C Bonds ...............     0.0050 Ang  
PLAT369_ALERT_2_C Long   C(sp2)-C(sp2) Bond  C6     -   C7     ...       1.54 Ang. 
PLAT431_ALERT_2_C Short Inter HL..A Contact  Cl     ..  O1      ..       3.09 Ang. 
PLAT912_ALERT_4_C Missing # of FCF Reflections Above STh/L=  0.600         13      

Alert level G
PLAT005_ALERT_5_G No _iucr_refine_instructions_details in 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    
PLAT380_ALERT_4_G Check Incorrectly? Oriented X(sp2)-Methyl Moiety         C9     

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

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

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