ChemInform Abstract: Total Synthesis of (-)-Lasubine II by the Conjugate Addition and Intramolecular Acylation of an Amino Ester with an Acetylenic Sulfone

Autor: Thomas G. Back, Michael D. Hamilton
Rok vydání: 2010
Předmět:
Zdroj: ChemInform. 33
ISSN: 1522-2667
0931-7597
DOI: 10.1002/chin.200240211
Popis: The conjugate addition of methyl (S)-(2-piperidyl)acetate (3) to 2-(3,4-dimethoxyphenyl)-1-(p-toluenesulfonyl)ethyne (4), followed by LDA-promoted intramolecular acylation, stereoselective reduction, and desulfonylation, afforded (−)-lasubine II.
Databáze: OpenAIRE