6,6′-Di-O-(tert-butyldiphenylsilyl)-D-lactal
6,6′-Di-O-(tert-butyldiphenylsilyl)-D-lactal (CAS: 187999-59-3) is a complex organic compound with the molecular formula C44H56O9Si2 and a molecular weight of 785.08 g/mol. It serves as a valuable intermediate in carbohydrate chemistry and related synthetic pathways. Its structure, featuring silyl protecting groups, makes it suitable for regioselective modifications and the synthesis of more complex carbohydrate derivatives, finding utility in chemical biology and advanced organic synthesis research.
- Synonyms
- C44H56O9Si2

Carbohydrate Synthesis Intermediate
Utilised as a protected form of D-lactal in multi-step syntheses, enabling selective functionalization of carbohydrate structures. Its protecting groups facilitate controlled reactions for building complex oligosaccharides and glycoconjugates.
Chemical Biology Research
Employed in the synthesis of modified carbohydrates for investigating biological pathways and interactions. This can include the development of probes or inhibitors for glycan-related processes.
Organic Synthesis Building Block
Serves as a versatile building block in organic synthesis, particularly for creating molecules with defined stereochemistry derived from lactal. The silyl protection allows for orthogonal deprotection strategies.
| Molecular weight | 785.08 |
|---|---|
| Empirical formula | C44H56O9Si2 |
| Melting point | 85-92 °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 6,6′-Di-O-(tert-butyldiphenylsilyl)-D-lactal used for?
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This compound is primarily used as an intermediate in carbohydrate synthesis and chemical biology research, allowing for the regioselective modification and construction of complex carbohydrate structures.
What are the CAS number and molecular formula for 6,6′-Di-O-(tert-butyldiphenylsilyl)-D-lactal?
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The CAS number is 187999-59-3, and the molecular formula is C44H56O9Si2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research purposes. The specific assay and purity are available upon request. We do not represent this product as USP, BP, or EP grade.
How should 6,6′-Di-O-(tert-butyldiphenylsilyl)-D-lactal be handled?
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According to the GHS classification, this substance is classified as hazardous. It is recommended to handle it with appropriate personal protective equipment in a well-ventilated area, avoiding contact with skin, eyes, and clothing. Refer to the Safety Data Sheet for detailed handling instructions.
Is this chemical shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including this product, and can facilitate international shipments.
How can I request a quote or sample?
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To request a quote or a sample, please contact our sales team through the website or by phone, providing the product name and CAS number.
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