4-Methylumbelliferyl-α-D-Galactopyranoside | CAS 38597-12-5

Name: 4-Methylumbelliferyl-α-D-Galactopyranoside
Brand: BOC Sciences
Rating: 5 (1 reviews)

Catalog Number	A18-0099
Category	Fluorescent Enzyme Substrates
Molecular Formula	C16H18O8
Molecular Weight	338.31

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Product Introduction

4-Methylumbelliferyl-α-D-galactopyranoside (4-MU-α-Gal) is a fluorogenic substrate for α-galactosidase. 4-MU-α-Gal is hydrolized to release the fluorescent moiety 4-MU.

Chemical Information
Product Specification
Application

Synonyms	MU-α-Gal; 4-MU-α-Gal; 7-(α-D-galactopyranosyloxy)-4-methyl-2H-1-benzopyran-2-one; 4-Methylumbelliferone α-D-Galactopyranoside; 4-Methylumbelliferyl α-D-Galactoside; 4-methyl-2-oxo-2H-1-benzopyran-7-yl alpha-D-galactopyranoside
Purity	≥97%
IUPAC Name	4-methyl-7-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-2-one
Canonical SMILES	CC1=CC(=O)OC2=C1C=CC(=C2)OC3C(C(C(C(O3)CO)O)O)O
InChI	InChI=1S/C16H18O8/c1-7-4-12(18)23-10-5-8(2-3-9(7)10)22-16-15(21)14(20)13(19)11(6-17)24-16/h2-5,11,13-17,19-21H,6H2,1H3/t11-,13+,14+,15-,16+/m1/s1
InChIKey	YUDPTGPSBJVHCN-CHUNWDLHSA-N
Solubility	Soluble in DMSO (Slightly), Methanol (Slightly, Heated)
Density	1.5±0.1 g/cm3
Appearance	Off-White to Pale Beige Solid
Boiling Point	626.9±55.0°C at 760 mmHg

Storage

Store at -20°C under inert atmosphere

4-Methylumbelliferyl-α-D-Galactopyranoside (4-MU-Gal) is a widely used fluorogenic substrate with diverse biochemical applications. Here are four key applications of 4-MU-Gal:

Clinical Diagnostics: Within clinical laboratories, 4-MU-Gal plays a pivotal role in the diagnosis of lysosomal storage disorders like Fabry disease. Acting as a substrate for α-galactosidase, the compound undergoes cleavage, leading to the generation of a fluorescent product. This fluorescence can be quantified to evaluate enzyme activity levels, facilitating timely and precise identification of enzyme deficiencies in patients.

Enzyme Activity Assays: In research environments, 4-MU-Gal is a staple for assessing the activity of α-galactosidase enzymes. The enzymatic action on 4-MU-Gal liberates 4-methylumbelliferone, yielding a measurable fluorescence signal. This application proves vital for studying enzyme kinetics, screening enzyme modulators, and exploring inhibitor or activator compounds, offering insights into enzyme functionality at a molecular level.

Cell Biology: Exploring cellular glycosidase activities, researchers employ 4-MU-Gal to delve into live cell dynamics. By exposing cells to 4-MU-Gal, scientists can visualize intracellular enzyme behaviors using fluorescence microscopy, unraveling the temporal and spatial dimensions of enzyme function within cellular frameworks. This approach enhances the understanding of enzyme dynamics within living systems, shedding light on cellular processes with intricate detail.

Biotechnology: At the forefront of biotechnological advancements, 4-MU-Gal serves as a cornerstone for high-throughput screening methodologies targeting α-galactosidase enzyme variants. Through microplate assays utilizing this substrate, researchers can swiftly screen extensive libraries of enzyme mutants, identifying variants with desired traits. This swift screening process accelerates the discovery of enzymes boasting enhanced activities or novel functionalities, catering to diverse industrial applications and fueling innovation in biotechnology.