Acta Cryst. (2005). E61, o846-o848  [ doi:10.1107/S1600536805006161 ]

5,3'-Dihydroxy-3,7,4',5'-tetramethoxyflavone

S. Etti, G. Shanmugam, M. N. Ponnuswamy, K. Balakrishna and S. Vasanth

Online 4 March 2005

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.003 Å
• R factor = 0.052
• wR factor = 0.160
• Data-to-parameter ratio = 20.8

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT026_ALERT_3_C Ratio Observed / Unique Reflections too Low ....         47 Perc. 

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

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

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