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4-Methylumbelliferyl-α-D-Galactopyranoside (4MU-α-Gal) (4-MU-α-Gal) is a fluorogenic substrate of α-galactosidase. In addition to its use in characterizing novel α-galactosidases, 4-MU-α-Gal is used in assays to evaluate deficiency in α-galactosidase activity related to Fabry disease.

| Pack Size | Price | USA Warehouse | Global Warehouse | Quantity |
|---|---|---|---|---|
| 50 mg | $68 | In Stock | In Stock | |
| 100 mg | $108 | In Stock | In Stock | |
| 200 mg | $175 | In Stock | In Stock |
| Description | 4-Methylumbelliferyl-α-D-Galactopyranoside (4MU-α-Gal) (4-MU-α-Gal) is a fluorogenic substrate of α-galactosidase. In addition to its use in characterizing novel α-galactosidases, 4-MU-α-Gal is used in assays to evaluate deficiency in α-galactosidase activity related to Fabry disease. |
| In vitro | Hydrolysis of 4-MU-α-Gal releases the fluorescent product 4-MU, which has an emission maximum at 445-454 nm. The excitation maximum for 4-MU is pH-dependent: 330, 370, and 385 nm at pH 4.6, 7.4, and 10.4, respectively[1]. |
| Synonyms | 4MU-α-Gal |
| Molecular Weight | 338.31 |
| Formula | C16H18O8 |
| Cas No. | 38597-12-5 |
| Smiles | Cc1cc(=O)oc2cc(O[C@H]3OC(CO)[C@H](O)[C@@H](O)C3O)ccc12 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. | ||||||||||||||||||||||||||||||||||||||||
| Solubility Information | DMF: 45 mg/mL (133.01 mM), Sonication is recommended. DMSO: 1 mg/mL (2.96 mM), Sonication is recommended. | ||||||||||||||||||||||||||||||||||||||||
Solution Preparation Table | |||||||||||||||||||||||||||||||||||||||||
DMSO/DMF
DMF
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Dissolve 2 mg of the compound in 100 μL DMSO
to obtain a stock solution at a concentration of 20 mg/mL . If the required concentration exceeds the compound's known solubility, please contact us for technical support before proceeding.
1) Add 100 μL of the DMSO
stock solution to 400 μL PEG300
and mix thoroughly until the solution becomes clear.
2) Add 50 μL Tween 80 and mix well until fully clarified.
3) Add 450 μL Saline,PBS or ddH2O
and mix thoroughly until a homogeneous solution is obtained.
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