Acta Cryst. (2002). E58, o1172-o1173  [ doi:10.1107/S1600536802017622 ]

2-{3-[2-(2,4-Dimethoxyphenyl)vinyl]-5,5-dimethylcyclohex-2-enylidene}malononitrile

T. Kolev, M. Schürmann, D.-C. Kleb, H. Preut and M. Spiteller

Online 30 September 2002

Key indicators

• Single-crystal X-ray study
• T = 291 K
• Mean (C-C) = 0.002 Å
• R factor = 0.041
• wR factor = 0.103
• Data-to-parameter ratio = 18.0

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry


 Alert Level C:



PLAT_371  Alert C Long   C(sp2)-C(sp1) Bond  C(17)  -   C(18)  =       1.43 Ang.

PLAT_371  Alert C Long   C(sp2)-C(sp1) Bond  C(17)  -   C(19)  =       1.43 Ang.


 0 Alert Level A = Potentially serious problem

 0 Alert Level B = Potential problem

 2 Alert Level C = Please check

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