Acta Cryst. (2009). E65, o2099-o2100  [ doi:10.1107/S1600536809030761 ]

1-Ethyl-2-tosyl-4,4,6-trimethyl-2,3,3a,4-tetrahydro-1H-pyrrolo[3,4-c]pyrano[6,5-b]quinoline-11(6H)-one monohydrate

K. Chinnakali, D. Sudha, M. Jayagobi, R. Raghunathan and H.-K. Fun

Online 8 August 2009

Key indicators

• Single-crystal X-ray study
• T = 100 K
• Mean (C-C) = 0.001 Å
• R factor = 0.036
• wR factor = 0.108
• Data-to-parameter ratio = 32.8

checkCIF/PLATON results

No syntax errors found




Alert level G
PLAT154_ALERT_1_G The su's on the Cell Angles are Equal  (x 10000)        100 Deg. 
PLAT180_ALERT_4_G Check Cell Rounding: # of Values Ending with 0 =          4      
PLAT720_ALERT_4_G Number of Unusual/Non-Standard Labels ..........          2      
PLAT793_ALERT_4_G The Model has Chirality at C2      (Verify) ....          R      
PLAT793_ALERT_4_G The Model has Chirality at C3      (Verify) ....          S      
PLAT793_ALERT_4_G The Model has Chirality at C4      (Verify) ....          S      

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

   1 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
   0 ALERT type 3 Indicator that the structure quality may be low
   5 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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