4-Nitrophenyl N-acetyl-α-D-galactosaminide
4-Nitrophenyl N-acetyl-α-D-galactosaminide (CAS: 23646-68-6; Formula: C14H18N2O8; MW: 342.30) is a key chromogenic substrate used in biochemical research. This compound is particularly valuable for detecting and quantifying enzyme activity, especially glycosidases, within biological samples. Its application aids in understanding complex biological pathways and is crucial for various molecular biology and proteomics studies.
- IUPAC
- p-Nitrophenyl 2-acetamido-2-deoxy-α-D-galactopyranoside

Enzyme Activity Assays
Serves as a chromogenic substrate for assays detecting glycosidase activity. Enzymatic cleavage releases a coloured product, enabling quantitative measurement of enzyme levels or inhibition.
Biochemical Research
Used in glycobiology and proteomics research to study post-translational modifications and enzyme kinetics. Facilitates understanding of cellular processes and enzyme function.
Diagnostic Applications
Potential applications in developing diagnostic tools that rely on specific enzyme detection for identifying biomarkers or disease states.
| Molecular weight | 342.30 |
|---|---|
| Empirical formula | C14H18N2O8 |
| Storage temperature | −20°C |
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 4-Nitrophenyl N-acetyl-α-D-galactosaminide used for?
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4-Nitrophenyl N-acetyl-α-D-galactosaminide is primarily used as a chromogenic substrate in biochemical and molecular biology research to detect and quantify the activity of specific enzymes, such as glycosidases.
What are the CAS number and chemical formula?
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The CAS number is 23646-68-6, and the chemical formula is C14H18N2O8.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Nitrophenyl N-acetyl-α-D-galactosaminide as a high-quality reagent for research and laboratory use. Purity details are available on the product's Certificate of Analysis. TSS does not represent this product as USP, BP, or EP grade.
How should 4-Nitrophenyl N-acetyl-α-D-galactosaminide be handled and stored?
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Store at -20°C. Handle with appropriate laboratory precautions, including gloves and eye protection, as it may cause irritation. Refer to the Safety Data Sheet (SDS) for detailed handling and hazard information. WGK Germany classification is 3.
Is this product available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-Nitrophenyl N-acetyl-α-D-galactosaminide, serving customers worldwide.
How can I request a sample or quote?
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To request a sample or a quote for 4-Nitrophenyl N-acetyl-α-D-galactosaminide, please contact our sales team through the website or by phone, providing your contact details and required quantity.
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