Accepted Manuscript Ring expansion of aziridine-2-carboxylates. An efficient entry to imidazoli- din-2-ones and oxazolidin-2-imines Mohamed Ali Tabarki, Rafâa Besbes PII: S0040-4039(15)00366-4 DOI: http://dx.doi.org/10.1016/j.tetlet.2015.02.085 Reference: TETL 45955 To appear in: Tetrahedron Letters Received Date: 18 November 2014 Revised Date: 2 February 2015 Accepted Date: 18 February 2015 Please cite this article as: Tabarki, M.A., Besbes, R., Ring expansion of aziridine-2-carboxylates. An efficient entry to imidazolidin-2-ones and oxazolidin-2-imines, Tetrahedron Letters (2015), doi: http://dx.doi.org/10.1016/j.tetlet. 2015.02.085 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.