1,2,3,5-Tetra-O-acetyl-α-L-arabinofuranose
1,2,3,5-Tetra-O-acetyl-α-L-arabinofuranose (CAS: 79120-81-3) is a valuable carbohydrate derivative with the molecular formula C13H18O9 and a molecular weight of 318.28 g/mol. This acetylated sugar is a key intermediate in complex carbohydrate synthesis and serves as a building block in chemical biology research. Its precise structure and reactivity make it an important reagent for organic chemists exploring glycosylation reactions and developing novel carbohydrate-based molecules.
- Synonyms
- 5-Tetra-O-acetyl-α-L-arabinofuranoseC13H18O9

Carbohydrate Synthesis Intermediate
Used as a protected form of L-arabinofuranose, facilitating regioselective reactions and preventing unwanted side reactions during the synthesis of complex oligosaccharides and glycoconjugates.
Glycosylation Research
Serves as a glycosyl donor or acceptor in the development of novel glycosylation methodologies and the synthesis of biologically relevant carbohydrates.
Chemical Biology Applications
Employed as a starting material or intermediate in the synthesis of modified sugars and carbohydrate-based probes for studying biological processes.
Organic Synthesis Reagent
A useful building block in organic synthesis for introducing the arabinofuranose moiety into various target molecules.
| Molecular weight | 318.28 |
|---|---|
| Empirical formula | C13H18O9 |
| Storage temperature | 2-8°C |

Hazard statements
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 43 |
| Safety statements (S) | 36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 1,2,3,5-Tetra-O-acetyl-α-L-arabinofuranose used for?
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This compound is primarily used as an intermediate in carbohydrate synthesis, for glycosylation research, and in chemical biology applications.
What is the CAS number and formula for 1,2,3,5-Tetra-O-acetyl-α-L-arabinofuranose?
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The CAS number is 79120-81-3 and the empirical formula is C13H18O9.
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 specific grade and purity are detailed in the product specifications. We do not represent this product as USP, BP, or EP grade.
How should 1,2,3,5-Tetra-O-acetyl-α-L-arabinofuranose be handled safely?
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This compound is classified as a Warning with hazard statement H317 (May cause an allergic skin reaction). Appropriate personal protective equipment, including eyeshields, face shields, and suitable gloves, should be worn. Ensure adequate ventilation or use a respirator. Avoid skin contact and inhalation.
Is 1,2,3,5-Tetra-O-acetyl-α-L-arabinofuranose available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, and this product can be shipped internationally, subject to regulatory compliance.
How can I request a sample or quote for 1,2,3,5-Tetra-O-acetyl-α-L-arabinofuranose?
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To request a sample or a quote, please contact our sales department through the TSS website or by direct inquiry, providing the product name and CAS number (79120-81-3).
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