Acta Cryst. (2009). E65, o716  [ doi:10.1107/S1600536809007727 ]

Ethyl 2-(4-chloro-2-oxo-2,3-dihydro-1,3-benzothiazol-3-yl)acetate

W.-T. Shen and C. Yao

Online 6 March 2009

Key indicators

• Single-crystal X-ray study
• T = 294 K
• Mean (C-C) = 0.006 Å
• R factor = 0.057
• wR factor = 0.172
• Data-to-parameter ratio = 13.8

checkCIF/PLATON results

No syntax errors found




Alert level C
            Value of measurement temperature given =   294.000
            Value of melting point given =     0.000
PLAT340_ALERT_3_C Low Bond Precision on C-C Bonds (x 1000) Ang ...          6      
PLAT431_ALERT_2_C Short Inter HL..A Contact  Cl     ..  O2      ..       3.04 Ang. 
PLAT066_ALERT_1_C Predicted and Reported Transmissions Identical .          ?

Alert level G
PLAT180_ALERT_4_G Check Cell Rounding: # of Values Ending with 0 =          3      

   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

   1 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
   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

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