4-Methylumbelliferyl α-D-galactopyranoside
4-Methylumbelliferyl α-D-galactopyranoside (CAS: 38597-12-5, C16H18O8) is a fluorogenic substrate for the enzyme alpha-galactosidase. With a molecular weight of 338.31 g/mol, this compound is invaluable in biochemical research for detecting and quantifying enzyme activity. It is commonly used in molecular biology and glycobiology studies due to its reliable fluorescent properties upon enzymatic cleavage, enabling sensitive assays.

Enzyme Activity Assays
Used as a fluorogenic substrate to detect and quantify the activity of alpha-galactosidase enzymes. The release of the fluorescent 4-methylumbelliferone upon enzymatic hydrolysis allows for sensitive measurements in various biological samples.
Glycobiology Research
Essential tool in glycobiology for studying carbohydrate structures and enzymatic processing. It aids in understanding the function of alpha-galactosidase in metabolic pathways and cellular processes.
Fluorescent Probes
Serves as a fluorescent probe in biochemical and molecular biology research. Its cleavage product exhibits fluorescence, making it useful for high-throughput screening and diagnostic applications.
| Molecular weight | 338.31 |
|---|---|
| Empirical formula | C16H18O8 |
| Assay | ≥98% (TLC) |
| Storage temperature | −20°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Fluorescence | λex 317 nm; λem 374 nm (pH 9.1)λex 360 nm; λem 449 nm (Reaction product) |
|---|
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-Methylumbelliferyl α-D-galactopyranoside used for?
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4-Methylumbelliferyl α-D-galactopyranoside is primarily used as a fluorogenic substrate to detect and quantify the activity of alpha-galactosidase enzymes, making it valuable in biochemical research, glycobiology, and molecular biology.
What are the CAS number and formula for this compound?
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The CAS number for 4-Methylumbelliferyl α-D-galactopyranoside is 38597-12-5, and its molecular formula is C16H18O8.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Methylumbelliferyl α-D-galactopyranoside with a purity of ≥98% as determined by TLC. This product is supplied for research and development purposes and is not intended for human or animal use, nor is it represented as USP, BP, EP, or other pharmacopoeial grades.
What are the safety and handling recommendations for this chemical?
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This compound requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. It is classified with a WGK Germany of 3, indicating a high hazard to water.
How is 4-Methylumbelliferyl α-D-galactopyranoside shipped and exported?
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Tech Serve Solutions, a global supplier and exporter since 1998, ships and exports chemicals worldwide, adhering to all necessary regulations for safe and compliant transit.
How can I request a quote or sample?
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To request a quote or a sample of 4-Methylumbelliferyl α-D-galactopyranoside, please contact our sales department through the website or by phone.
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