3,6-Di-O-(tert-butyldimethylsilyl)-D-galactal
3,6-Di-O-(tert-butyldimethylsilyl)-D-galactal (CAS: 111902-03-5) is a silyl-protected carbohydrate derivative with the empirical formula C18H38O4Si2 and a molecular weight of 374.66 g/mol. This compound is valuable in organic synthesis, particularly within carbohydrate chemistry and the development of complex biologically active molecules. Its protected hydroxyl groups allow for selective reactions, making it a key intermediate.
- Synonyms
- C18H38O4Si2

Carbohydrate Synthesis
Serves as a protected building block in the synthesis of complex carbohydrates and glycoconjugates, enabling selective manipulation of sugar structures.
Organic Synthesis Intermediate
Utilised as an intermediate in multi-step organic synthesis pathways, facilitating the construction of intricate molecular architectures.
Chemical Biology Research
Aids in the synthesis of modified sugars for probing biological processes and developing carbohydrate-based therapeutics.
| Molecular weight | 374.66 |
|---|---|
| Empirical formula | C18H38O4Si2 |
| Boiling point | 235 °C(lit.) |
| Refractive index | n20/D 1.458(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 3,6-Di-O-(tert-butyldimethylsilyl)-D-galactal used for?
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This compound is primarily used as a protected intermediate in carbohydrate synthesis and general organic synthesis, especially in chemical biology research.
What is the CAS number and formula for 3,6-Di-O-(tert-butyldimethylsilyl)-D-galactal?
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The CAS number is 111902-03-5, and the empirical formula is C18H38O4Si2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product for research and development purposes. The specific grade and purity are detailed on the Certificate of Analysis. It is not supplied as USP, BP, EP, or for pharmaceutical, nutraceutical, or food use.
How is 3,6-Di-O-(tert-butyldimethylsilyl)-D-galactal handled and stored?
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Handle with appropriate personal protective equipment. Store in a cool, dry, well-ventilated area away from incompatible substances. Refer to the Safety Data Sheet for detailed handling and storage instructions. It carries a WGK Germany rating of 3, indicating it is hazardous to water.
Is this chemical a controlled substance?
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This compound is not listed as a controlled substance.
How can I request a sample or quote for 3,6-Di-O-(tert-butyldimethylsilyl)-D-galactal?
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Please contact our sales team via the website or by email to request a sample or a formal quotation for this chemical.
How is this chemical packed, shipped, and exported?
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We offer flexible packing options to meet customer requirements and are experienced in global export. All shipments comply with relevant international shipping regulations.
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