Overview
Mannose Triflate is a glycosyl donor reagent commonly used in organic synthesis, particularly in carbohydrate chemistry. It is a derivative of mannose where the anomeric hydroxyl group is replaced by a trifluoromethanesulfonate (triflate) group. This modification enhances its reactivity, making it a valuable intermediate for constructing complex oligosaccharides and glycoconjugates. The compound is primarily utilized in research laboratories and pharmaceutical development. Its high reactivity allows for efficient glycosylation reactions, which are crucial for synthesizing biologically active molecules. Due to its moisture sensitivity, it requires careful handling and storage to maintain its efficacy.
Physical and Chemical Properties
Mannose Triflate appears as a white to off-white crystalline powder with a molecular weight of 288.22 g/mol. It is soluble in polar organic solvents such as dimethyl sulfoxide (DMSO) and acetonitrile but reacts violently with water. The melting point is approximately 120-125°C, indicating moderate thermal stability. The triflate group is a highly reactive leaving group, making the compound an excellent glycosyl donor. However, this reactivity also means it is sensitive to moisture and must be stored under anhydrous conditions. Its stability is compromised in the presence of acids or bases, which can lead to decomposition.
Main Applications
Mannose Triflate is extensively used in the synthesis of oligosaccharides and glycoconjugates, which are important in drug development and biological studies. Its high reactivity allows for efficient glycosylation reactions, enabling the construction of complex carbohydrate structures with high stereoselectivity. In pharmaceutical research, it serves as a key intermediate for producing glycoproteins and glycolipids. These compounds are essential for developing vaccines, antiviral drugs, and other therapeutic agents. Additionally, it is employed in material science for creating carbohydrate-based polymers with specific properties.
Safety and Storage
Mannose Triflate is a corrosive and moisture-sensitive compound, requiring strict safety measures during handling. Always use personal protective equipment (PPE) such as gloves, goggles, and lab coats. Work should be conducted in a fume hood to avoid inhalation of dust or vapors. Storage conditions are critical for maintaining the compound's stability. It should be kept in a tightly sealed container under an inert atmosphere, such as argon or nitrogen, and stored in a cool, dry place. Exposure to moisture or air can lead to decomposition, reducing its effectiveness in reactions.
B2B Procurement Guide
When procuring Mannose Triflate, prioritize suppliers who provide a Certificate of Analysis (COA) to verify purity and quality. The compound is typically sold in small quantities due to its specialized use, so ensure the packaging is airtight and moisture-proof. Prices vary depending on the supplier and quantity, but bulk purchases may offer cost advantages. Always confirm the lead time and shipping conditions to prevent exposure to adverse environmental factors. Establish a reliable supply chain to avoid disruptions in research or production schedules.
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