Chemical O-Glycosylations: An Overview

Area of Science:

• Carbohydrate Chemistry
• Glycobiology
• Organic Synthesis

Background:

• Reliable access to pure oligosaccharides is crucial for glycobiology research.
• Isolation from natural sources often yields heterogeneous mixtures, limiting applications.
• Chemical synthesis offers a viable alternative for obtaining homogeneous oligosaccharide samples.

Approach:

• Focuses on key developments in chemical O-glycosylation strategies in the 21st century.
• Discusses the synthesis of novel glycosyl donors and acceptors.
• Highlights unique activation methods for efficient glycosidic bond formation.

Key Points:

• Advances in stereoselective and regioselective glycosidic bond formation.
• Development of new building blocks (glycosyl donors and acceptors).
• Innovative activation strategies for glycosylation reactions.

Conclusions:

• Significant progress has been made in chemical O-glycosylation over the past two decades.
• Future prospects include further refinement of synthetic methods and broader applications in glycobiology.