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Solid phase synthesis of carbocyclic l-2'-deoxynucleosides
1Department of Pharmaceutical and Biomedical Sciences, College of Pharmacy, The University of Georgia, Athens, Georgia 30602-2352, USA.
Organic Letters
|June 5, 2001
Summary
Researchers synthesized carbocyclic L-2'deoxynucleosides on solid phase using a four-step method. They compared regioselectivity in solid-phase versus solution-phase synthesis of these important nucleoside analogs.
Area of Science:
- Organic Chemistry
- Medicinal Chemistry
- Nucleoside Analog Synthesis
Background:
- Carbocyclic nucleosides are important pharmaceutical compounds.
- Solid-phase synthesis offers advantages in purification and automation.
- Understanding regioselectivity is crucial for synthesizing pure nucleoside analogs.
Purpose of the Study:
- To develop a solid-phase synthesis for carbocyclic L-2'deoxynucleosides.
- To investigate the regioselectivity of nucleoside formation on solid phase.
- To compare solid-phase and solution-phase synthesis strategies.
Main Methods:
- Solid-phase synthesis in four steps.
- Utilizing a protected carbocyclic intermediate.
- Employing the Mitsunobu reaction for coupling.
Main Results:
- Successful synthesis of carbocyclic L-2'deoxynucleosides on solid phase.
- Demonstrated regioselectivity in the solid-phase approach.
- Comparison of regioselectivity between solid and solution phases.
Conclusions:
- Solid-phase synthesis is a viable method for carbocyclic L-2'deoxynucleosides.
- The Mitsunobu reaction is effective for solid-phase coupling.
- Solid-phase synthesis provides a valuable alternative for nucleoside analog preparation.