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Search results for: ozonolysis
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... was cyclized with > 10:1 regio- and diasterocontrol to give 12. Ozonolysis and methylenation of the less hindered ketone then delivered 3. In both of ...
... commercially-available 2-methylcyclopentenone, by conjugate addition followed by alkylation of the regenerated ketone enolate. Ozonolysis followed by selective reduction then led to 11. Resolution was accomplished by enantioselective ...
... quantitative hydrogenation of 24 with 0.1 mol% catalyst loading in only 2 h. Ozonolysis of alkenes typically requires the destruction of ozonide intermediates by reductants such as triphenylphosphine ...
... of oxygen to the more open face of the alkene, leading to 15. Ozonolysis followed by diastereoselective one-carbon homologation provided 17. This set the stage for intramolecular ...
... to give the alcohol. Conversion of the alcohol to the azide gave 10. Ozonolysis followed by selective reduction then gave 2. The acid-mediated intramolecular addition of the ...
... of the University of Melbourne assembled 31 by the acid cyclization of 30 followed by ozonolysis and ?-elimination (Org. Lett. 2020, 22, 1972. DOI ...
... , that was cyclized under reductive free radical conditions to 17. Bromination followed by ozonolysis completed the assembly of 18, that was coupled with 11 and dehydrated to ...
... . Lett., 2008, 10, 4037-4040. Key Words Ullmann Coupling , Ozonolysis , Ozone , Azetidines , ?-Lactams ID: J54-Y2006-3680 ...
... of the enantiomerically-pure reagent 5 was addition to the aldehyde that had been prepared by ozonolysis of 15. Advantage was then taken of another property of the alkenyl carbamate ...
... diol 12. This was desymmetrized by selective acetonide formation, to give 13. Ozonolysis , reductive work-up, and protection of the newly-formed 1,3-diol gave 14 ...
