Acta Cryst. (2006). E62, o1165-o1166  [ doi:10.1107/S1600536806006234 ]

(E)-4,4'-Diazastilbene-4,4'-oxydibenzoic acid (1/1)

Z.-C. Ma, A.-Q. Ma and G.-P. Wang

Online 24 February 2006

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.004 Å
• R factor = 0.092
• wR factor = 0.178
• Data-to-parameter ratio = 12.7

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?
PLAT340_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ...          5       

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   2 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
   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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