Acetobromo-α-D-galactose
Acetobromo-α-D-galactose (CAS: 3068-32-4), with the molecular formula C14H19BrO9 and a molecular weight of 411.20, is a key acetylated glycosyl halide. It serves as a versatile building block in carbohydrate chemistry and organic synthesis. This compound is essential for the construction of complex oligosaccharides and glycoconjugates, finding applications in research and development within chemical biology and pharmaceutical discovery.
- IUPAC
- 2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl bromide
- Synonyms
- 2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl bromide

Glycosylation Reagent
Acetobromo-α-D-galactose is frequently employed as a glycosyl donor in the synthesis of complex carbohydrates. Its reactivity allows for the formation of glycosidic linkages, crucial for building oligosaccharide chains.
Synthesis of Glycoconjugates
This compound is used in the preparation of glycoconjugates, such as glycolipids and glycoproteins. These molecules play vital roles in biological processes and are targets for drug development.
Research in Chemical Biology
It serves as a valuable tool for researchers investigating carbohydrate-protein interactions and other biological functions of glycans. Understanding these interactions can lead to new therapeutic strategies.
Intermediate in Organic Synthesis
Beyond its specific role in carbohydrate chemistry, Acetobromo-α-D-galactose can be utilised as an intermediate in broader organic synthesis pathways, enabling the introduction of specific galactose moieties.
| Molecular weight | 411.20 |
|---|---|
| Empirical formula | C14H19BrO9 |
| Assay | ≥90% (AT) |
| Grade | technical |
| Optical activity | [α]20/D +205±10°, c = 3% in chloroform |
| Storage temperature | −20°C |
| Contains / stabiliser | ~1% CaCO3 as stabilizer |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Shipped In | wet ice |
|---|
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 Acetobromo-α-D-galactose used for?
+
Acetobromo-α-D-galactose is used as a glycosylation reagent for synthesising complex carbohydrates, oligosaccharides, and glycoconjugates, and as an intermediate in organic synthesis and chemical biology research.
What is the CAS number and molecular formula of Acetobromo-α-D-galactose?
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The CAS number is 3068-32-4 and the molecular formula is C14H19BrO9.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Acetobromo-α-D-galactose with a technical grade and an assay of ≥90% (AT). We do not represent this product as USP, BP, or EP grade.
How should Acetobromo-α-D-galactose be handled safely?
+
Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Avoid breathing dust/fume/gas/mist/vapours/spray and ensure adequate ventilation. Wash skin thoroughly after handling. This compound is a skin, eye, and respiratory irritant (H315, H319, H335).
How is Acetobromo-α-D-galactose shipped and exported?
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Acetobromo-α-D-galactose is shipped in wet ice to maintain its stability during transit. TSS is a specialist global supplier and exporter.
How can I request a quote or sample?
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Please contact our sales team directly via the website to request a quote or a sample of Acetobromo-α-D-galactose.
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