REPLACEMENT OF A CARBONYL GROUP OF CYCLIC KETONES BY A SULFUR OR A NITROGEN ATOM. A NEW METHOD FOR TRANSFORMAT OF STEROIDAL KETONES INTO THIA- OR AZASTEROIDS
- 5 December 1984
- journal article
- Published by Oxford University Press (OUP) in Chemistry Letters
- Vol. 13 (12) , 2079-2082
- https://doi.org/10.1246/cl.1984.2079
Abstract
We describe a new and versatile method for transforming cyclic ketones into cyclic sulfides or cyclic amines with the same ring size via five-step procedure. The transformation is stereospecific with regard to the chiral center adjacent to the carbonyl group of the ketones.Keywords
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