Acta Cryst. (2010). E66, o685  [ doi:10.1107/S1600536810006264 ]

Bis[(4-methylphenyl)ethynyl] telluride

I. Caracelli, J. Zukerman-Schpector, J. M. Pena, H. A. Stefani and E. R. T. Tiekink

Online 24 February 2010

Key indicators

• Single-crystal X-ray study
• T = 100 K
• Mean (C-C) = 0.004 Å
• R factor = 0.019
• wR factor = 0.055
• Data-to-parameter ratio = 16.4

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT371_ALERT_2_C Long   C(sp2)-C(sp1) Bond  C2     -   C3     ...       1.44 Ang. 
PLAT432_ALERT_2_C Short Inter X...Y Contact  Te     ..  C2      ..       3.54 Ang. 
PLAT432_ALERT_2_C Short Inter X...Y Contact  Te     ..  C2      ..       3.54 Ang. 
PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L=  0.600         20      
PLAT912_ALERT_4_C Missing # of FCF Reflections Above STh/L=  0.600          4      

Alert level G
PLAT083_ALERT_2_G SHELXL Second Parameter in WGHT Unusually Large.       5.14      

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

   0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   4 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
   1 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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