144632-21-3Relevant articles and documents
Stereospecific Phenylthio Migrations in the Synthesis of Spirocyclic Lactones and Ethers from N-Methyl-4-Piperidone and Quinuclidin-3-one
Coldham, Iain,Warren, Stuart
, p. 2303 - 2308 (2007/10/02)
Single diastereoisomers of spirocyclic lactones and ethers have been prepared using intramolecular attack by the oxygen atom of a hydroxy or ester group onto an episulfonium ion.The sulfur group migrates with complete stereospecificity to give the saturat