Acta Cryst. (2002). E58, o220-o221  [ doi:10.1107/S160053680200065X ]

Ethyl 4-oxo-2,6-diphenylpiperidine-3-carboxylate

L. Vijayalakshmi and T. R. Radhakrishnan

Online 8 February 2002

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.004 Å
• R factor = 0.069
• wR factor = 0.206
• Data-to-parameter ratio = 13.5

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry


 Alert Level C:



PLAT_213  Alert C Atom C33     has ADP max/min Ratio ...........       3.40 prolate

PLAT_420  Alert C D-H Without Acceptor       N(1)   -   H(1)              ?


 0 Alert Level A = Potentially serious problem

 0 Alert Level B = Potential problem

 2 Alert Level C = Please check

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