N-Acetyl-D-galactosamine 4-sulfate, sodium salt, mixed anomers
N-Acetyl-D-galactosamine 4-sulfate, sodium salt, mixed anomers (CAS: 157296-97-4) is a specialised carbohydrate supplied by Tech Serve Solutions. With a molecular weight of 323.25 g/mol, this compound serves as a key substrate in biochemical research. It is primarily utilised for the identification, differentiation, and characterisation of enzymes such as N-acetylgalactosamine sulfatase(s) and arylsulfatase(s), aiding in enzymatic studies and pathway analysis.
- Synonyms
- 157296-97-4

Enzyme Substrate
N-Acetyl-D-galactosamine 4-sulfate, sodium salt is employed as a specific substrate for N-acetylgalactosamine sulfatases and arylsulfatases. This allows researchers to accurately identify and characterise the activity of these particular enzymes.
Biochemical Research
This compound is valuable in biochemical studies for investigating enzymatic mechanisms and pathways involving sulfated carbohydrates. Its defined structure aids in understanding biological processes at a molecular level.
Diagnostic Tool Development
The specific reactivity of GalNAc-4S can be leveraged in the development of assays or tools for detecting or quantifying sulfatase activities, potentially useful in various research and diagnostic applications.
| Molecular weight | 323.25 |
|---|---|
| Linear formula | C8H14O9NSNa |
| Assay | ≥98% |
| Storage temperature | −20°C |
| Application | N-Acetyl-D-galactosamine 4-sulfate (GalNAc-4S) is used as a substrate to identify, differentiate and characterize N-acetylgalactosamine sulfatase(s) and arylsulfatase(s). |
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 N-Acetyl-D-galactosamine 4-sulfate, sodium salt, mixed anomers used for?
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This compound is used as a substrate to identify, differentiate, and characterise N-acetylgalactosamine sulfatase(s) and arylsulfatase(s) in biochemical research.
What are the CAS number and chemical formula?
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The CAS number is 157296-97-4, and the linear formula is C8H14O9NSNa.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of ≥98%. We do not represent this product as meeting USP, BP, or EP pharmacopoeial standards.
How should this chemical be handled and stored?
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Handle with appropriate laboratory precautions. Store at -20°C. According to the safety data, this substance has a WGK Germany classification of 3, indicating a high hazard to water.
How is this product packed and shipped?
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Tech Serve Solutions exports fine chemicals and reagents globally, ensuring appropriate packaging for safe transit according to international regulations. Specific packing details can be provided upon request.
How can I request a quote or sample?
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To request a quote or a sample, please contact our sales team via the website or direct email, providing the product name and CAS number (157296-97-4).
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