Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5278192 | Tetrahedron Letters | 2006 | 4 Pages |
Abstract
NbCl5 has been employed as promoter of a novel rearrangement to afford chiral N-substituted 1,3-thiazine-2,4-diones with one or two new stereogenic centers from di- and trisubstituted N-enoyl oxazolidinethiones. The trisubstituted E-isomers provide the anti-diastereomers mainly.
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