Acta Cryst. (2007). E63, o1672-o1673  [ doi:10.1107/S1600536807010069 ]

4-(4-Methoxyphenyl)-3-methyl-1-phenyl-1,7-dihydro-5H-furo[3,4-b]pyrazolo[4,3-e]pyridin-5-one

Q. Wang and S.-J. Tu

Online 9 March 2007

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.007 Å
• R factor = 0.059
• wR factor = 0.198
• Data-to-parameter ratio = 12.3

checkCIF/PLATON results

No syntax errors found




Alert level B
PLAT026_ALERT_3_B Ratio Observed / Unique Reflections too Low ....         37 Perc.

Alert level C
RINTA01_ALERT_3_C  The value of Rint is greater than 0.10
            Rint given   0.109
PLAT020_ALERT_3_C The value of Rint is greater than 0.10 .........       0.11      
PLAT066_ALERT_1_C Predicted and Reported Transmissions Identical .          ?
PLAT340_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ...          7      

   0 ALERT level A = In general: serious problem
   1 ALERT level B = Potentially serious problem
   4 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
   0 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
   0 ALERT type 5 Informative message, check

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