4-O-Acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal
4-O-Acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal (CAS: 163381-38-2) is a specialised carbohydrate derivative. Its molecular formula is C20H40O5Si2 and it has a molecular weight of 432.73 g/mol. This compound serves as a valuable building block in complex carbohydrate synthesis and in chemical biology research. Its protected structure allows for selective manipulation in multi-step synthetic pathways, facilitating the creation of novel glycoconjugates and oligosaccharides with potential biological relevance.
- Synonyms
- C20H40O5Si2

Carbohydrate Synthesis
Utilised as a protected intermediate in the multi-step synthesis of complex oligosaccharides and glycoconjugates. The silyl and acetyl protecting groups allow for regioselective reactions.
Chemical Biology Research
A key reagent for researchers investigating the structure-function relationships of carbohydrates and their roles in biological processes. Enables the synthesis of modified carbohydrate probes.
Organic Synthesis
Serves as a versatile synthon in organic chemistry, particularly in the construction of complex molecular architectures containing sugar moieties.
| Empirical formula | C20H40O5Si2 |
|---|---|
| Melting point | 56-59 °C(lit.) |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-O-Acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal used for?
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This compound is primarily used as an intermediate in carbohydrate synthesis and in chemical biology research for the preparation of complex glycoconjugates and modified carbohydrate structures.
What is the CAS number and formula for 4-O-Acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal?
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The CAS number is 163381-38-2, and the empirical formula is C20H40O5Si2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and development purposes. The exact purity and grade available are detailed in the product's Certificate of Analysis. TSS does not represent this product as USP, BP, or EP grade.
How should 4-O-Acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal be handled?
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According to the GHS classification, this compound has a WGK Germany rating of 3, indicating it is hazardous to water. Handle with appropriate personal protective equipment in a well-ventilated area. Avoid release into the environment.
How is this chemical packed and shipped?
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This product is carefully packaged in compliance with international shipping regulations for hazardous materials. Tech Serve Solutions has extensive experience in exporting fine chemicals globally.
How can I request a sample or quote for this product?
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Please contact our sales team via the website or by phone to request a quotation or discuss sample availability for 4-O-Acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal.
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