Acta Cryst. (2006). E62, o1153-o1154  [ doi:10.1107/S160053680600612X ]

3,6-Dibromo-9-(4-pyridylmethyl)-9H-carbazole

X.-M. Duan, P.-M. Huang, J.-S. Li, P.-W. Zheng and X.-J. Wang

Online 24 February 2006

Key indicators

• Single-crystal X-ray study
• T = 294 K
• Mean (C-C) = 0.005 Å
• R factor = 0.038
• wR factor = 0.114
• Data-to-parameter ratio = 16.0

checkCIF/PLATON results

No syntax errors found




Alert level C
ABSTM02_ALERT_3_C  The ratio of expected to reported Tmax/Tmin(RR) is > 1.10
            Tmin and Tmax reported:      0.240     0.353
            Tmin and Tmax expected:      0.211     0.353
            RR =      1.141
            Please check that your absorption correction is appropriate.
PLAT060_ALERT_3_C Ratio Tmax/Tmin (Exp-to-Rep) (too) Large .......       1.12       
PLAT220_ALERT_2_C Large Non-Solvent    C     Ueq(max)/Ueq(min) ...       2.52 Ratio 
PLAT432_ALERT_2_C Short Inter X...Y Contact  Br1    ..  C10     ..       3.31 Ang.  

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   4 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
   2 ALERT type 2 Indicator that the structure model may be wrong or deficient
   2 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion

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