4-Methylumbelliferyl α-D-glucopyranoside
4-Methylumbelliferyl α-D-glucopyranoside (CAS: 17833-43-1; Formula: C16H18O8; Molar Mass: 338.31 g/mol) is a specialised biochemical reagent. This compound serves as a sensitive fluorogenic substrate, primarily utilised for the detection and kinetic analysis of the enzyme α-D-glucosidase. Its reliable fluorescent properties make it invaluable in biochemical research and diagnostic applications for enzyme activity assessment.
- IUPAC
- 4-Methylumbelliferyl α-D-glucoside

Enzyme Activity Assays
Utilised as a fluorogenic substrate for the quantitative determination of α-D-glucosidase activity. It enables researchers to precisely measure enzyme kinetics and characterise enzyme behaviour.
Biochemical Research
Serves as a key reagent in studies involving carbohydrate metabolism and enzyme mechanisms. Its fluorescent output upon enzymatic cleavage allows for sensitive detection in various biological matrices.
Diagnostic Testing
Applicable in developing diagnostic kits for identifying or quantifying α-D-glucosidase levels in biological samples, aiding in the study of certain metabolic conditions.
| Molecular weight | 338.31 |
|---|---|
| Empirical formula | C16H18O8 |
| Assay | ≥99.0% (TLC) |
| Grade | for fluorescence |
| Solubility | DMSO: soluble50 mg/mL, clear, colorless to faintly yellow |
| Storage temperature | −20°C |
| Application | 4-Methylumbelliferyl α-D-glucopyranoside is used as a flurogenic substrate for the identification, characterization and kinetic analysis of α-D-glucosidase(s). |
| Suitability | suitable as substrate for α-D-glucosidase test |
| 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.
| Description | α-glucosidase substrate |
|---|---|
| Fluorescence | λex 316 nm; λem 375 nm (Reaction product)λex 317 nm; λem 374 nm (pH9.0)λex 360 nm; λem 449 nmλex 365 nm; λem 445 nm in 0.1 M Tris pH 8.0 (α-glucosidase) |
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-glucopyranoside used for?
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This compound is used as a fluorogenic substrate for the identification, characterisation, and kinetic analysis of α-D-glucosidase(s).
What is the CAS number and chemical formula for 4-Methylumbelliferyl α-D-glucopyranoside?
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The CAS number is 17833-43-1 and the chemical formula is C16H18O8.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Methylumbelliferyl α-D-glucopyranoside with an assay of ≥99.0% (TLC) and a grade suitable for fluorescence, making it appropriate as a substrate for the α-D-glucosidase test. TSS does not represent this product as USP, BP, or EP grade.
How should 4-Methylumbelliferyl α-D-glucopyranoside be handled and stored?
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Handle with appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. Store at −20°C.
Is 4-Methylumbelliferyl α-D-glucopyranoside available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-Methylumbelliferyl α-D-glucopyranoside.
How can I request a sample or quote for 4-Methylumbelliferyl α-D-glucopyranoside?
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Please contact our sales team via the website or by phone to request a sample or a quote for 4-Methylumbelliferyl α-D-glucopyranoside.
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