Investigation of acetyl migrations in furanosides
2006
Study of Acetyl Migrations in Furanosides
publication
Evidence: moderate
Author Information
Author(s): O. Chevallier, M. Migaud
Primary Institution: Queen's University
Hypothesis
What are the mechanisms and conditions that control acetyl migration in furanosides?
Conclusion
Base-catalyzed reactions under dilute conditions minimize acetyl migration in furanoside derivatives.
Supporting Evidence
- Acetyl migration was observed in ribosides and xylosides but not in arabinosides under certain conditions.
- Using cerium ammonium nitrate prevented acetyl migration in ribosides.
- Intramolecular migration was facilitated by the formation of orthoester intermediates.
Takeaway
This study looks at how acetyl groups move around in sugar molecules and finds ways to stop that from happening.
Methodology
The study involved synthesizing various acetylated furanosides and examining their behavior under different reaction conditions.
Limitations
The study could not identify a set of conditions to completely prevent intramolecular acetyl migration.
Digital Object Identifier (DOI)
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