Acta Cryst. (2002). E58, o1384-o1386  [ doi:10.1107/S1600536802020482 ]

1,4-Diazaspiro[4.5]decane-2,3-dione

D. Stasko, M. C. Davis and R. D. Chapman

Online 22 November 2002

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.003 Å
• R factor = 0.046
• wR factor = 0.106
• Data-to-parameter ratio = 17.9

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry


 Alert Level C:



PLAT_369  Alert C Long   C(sp2)-C(sp2) Bond  C7     -   C8     =       1.53 Ang.


 0 Alert Level A = Potentially serious problem

 0 Alert Level B = Potential problem

 1 Alert Level C = Please check

Copyright © International Union of Crystallography
IUCr Webmaster