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4MU

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Endogenous Metabolite (1) Fluorescent Dye (5) Glycosidase (3) IRE1 (1) Opioid Receptor (1)
By Research Areas:	Cancer (1) Cardiovascular Disease (1) Infection (1) Metabolic Disease (3) Neurological Disease (2)

Inhibitors & Agonists

Fluorescent Dye

Natural
Products

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-N0187

4-Methylumbelliferone 5 Publications Verification Hymecromone; 4-MU	Others	Cardiovascular Disease Cancer
4-Methylumbelliferone is a hyaluronic acid biosynthesis inhibitor with antitumoral and antimetastatic effects.

HY-118135

4-Methylumbelliferyl-α-D-galactopyranoside 4MU-α-Gal	Fluorescent Dye	Others
4-Methylumbelliferyl-α-D-galactopyranoside (4MU-α-Gal), a substrate for α-galactosidase A (GLA), is a blue pro-fluorogenic substrate. 4-Methylumbelliferyl-α-D-galactopyranoside forms two products, galactose and fluorescent 4MU, upon cleavage by GLA .

HY-D1632

4-MU-α-GlcNS sodium	Fluorescent Dye	Others
4-MU-α-GlcNS sodium is a fluorogenic substrate of heparin sulphamidase, is desulfurized into 4-MU-α-GlcNH₂. 4-MU-α-GlcNH₂ can liberate 4-methylumbelliferone (4-MU, fluorescent product) via α-glucosaminidase catalysis, with the emission wavelength maxima of 445-454 nm. 4-MU-α-GlcNS sodium can be used to heparin sulphamidase deficiencies associated with Mucopolisaccaridosis IIIA and other lysosomal disorders researches .

HY-137873

4-Methylumbelliferyl-α-D-Glucopyranoside 4-Methylumbelliferyl-α-D-Glucose; 4-Methylumbelliferyl-α-D-Glucoside; 4-MU-α-D-Glucopyranoside	Fluorescent Dye Glycosidase	Others
4-Methylumbelliferyl-α-D-Glucopyranoside (4-Methylumbelliferyl-α-D-Glucose) is a fluorescent substrate for α-glucosidase, which releases the fluorescent moiety 4-methylumbelliferyl (4-MU) upon cleavage. 4-MU has pH-dependent fluorescence excitation activity, with excitation wavelengths of 320 nm at low pH (1.97-6.72) and 360 nm at high pH (7.12-10.3), respectively. The emission wavelength of 4-Methylumbelliferyl-α-D-Glucopyranoside increases with decreasing pH, ranging from 445-455 nm. 4-Methylumbelliferyl-α-D-Glucopyranoside can be used as a biomarker for Fabry and Pompe diseases to quantify α-glucosidase activity in infant blood spot samples.

HY-W019823

4-MUNANA	Fluorescent Dye	Infection Neurological Disease
4-MUNANA is a substrate of influenza virus neuraminidase (NA) with high selectivity and irreversible reaction. In the enzymatic reaction, 4-MUNANA is hydrolyzed by NA to generate fluorescent 4-methylumbelliferone (4-MU). By detecting the fluorescence intensity of 4-MU, quantitative analysis of NA activity can be achieved. 4-MUNANA can be used in influenza-related research, such as screening NA inhibitors, developing new anti-influenza drugs, and studying the infection mechanism of influenza viruses .

HY-123633

4-Methylumbelliferyl β-D-Glucopyranoside	Glycosidase	Others
4-Methylumbelliferyl β-D-Glucopyranoside, a β-D-glucoside, is a fluorogenic substrate for β-glucosidase, utilizes to assay β-glucosidase activity . 4-Methylumbelliferyl β-D-Glucopyranoside releases the highly fluorescent 4-methylumbelliferyl (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 .

HY-135036

4-Methylumbelliferyl butyrate	Fluorescent Dye	Others
4-Methylumbelliferyl butyrate (4-MUB) is a coumarin-based fluorogenic substrate used for the identification of M. catarrhalis C4- esterase. 4-Methylumbelliferyl butyrate can converse to the blue-emissive 4-methylumbelliferone (4-MU; HY-N0187) .

HY-19707

4μ8C 45+ Cited Publications IRE1 Inhibitor III	IRE1	Metabolic Disease
4μ8C (IRE1 Inhibitor III) is a small-molecule inhibitor of IRE1α.

HY-137321

Estriol 3-glucuronide sodium salt Estriol 3-β-D-Glucuronide sodium salt	Endogenous Metabolite	Metabolic Disease
Estriol 3-glucuronide (Estriol 3-β-D-Glucuronide) sodium salt is a metabolite of Estriol. Estriol 3-glucuronide sodium salt competitively inhibits the hydrolysis of 4-methylumbelliferyl-β-D-glucuronide (4Mu-GlcU). Estriol 3-glucuronide sodium salt is a substrate for hydrolysis by Klotho-human IgG1 Fc protein (KLFc) .

HY-156020

Glucocerebrosidase-IN-2	Glycosidase	Metabolic Disease
Glucocerebrosidase-IN-2 (compound 12) is a quinazoline analogue and an inhibitor of glucocerebrosidase (GC). Glucocerebrosidase-IN-2 has the potential to improve GC translocation to lysosomes in Gaucher disease patient-derived cells (mostly carrying the N370S mutation). Glucocerebrosidase-IN-2 inhibits the hydrolysis of 4-methylumbelliferone β-D-glucopyranoside (4MU) and fluorescent glycosylceramide (FlourGC) in N370S mutant tissues with an AC50 of 25.29 μM .

HY-144609

Mu opioid receptor antagonist 4	Opioid Receptor	Neurological Disease
Mu opioid receptor antagonist 4 (compound 31) is a potent and selective μ opioid receptor (MOR) antagonist with a K_i of 0.38 nM and an EC₅₀ of 1.07 nM. Mu opioid receptor antagonist 4 has remarkable CNS antagonism against morphine, and precipitated fewer withdrawal symptoms than Naloxone. Mu opioid receptor antagonist 4 Mu opioid receptor antagonist 4 can be used for researching opioid use disorders (OUD) .

Cat. No.	Product Name	Type

HY-D1632

4-MU-α-GlcNS sodium	Fluorescent Dyes/Probes
4-MU-α-GlcNS sodium is a fluorogenic substrate of heparin sulphamidase, is desulfurized into 4-MU-α-GlcNH₂. 4-MU-α-GlcNH₂ can liberate 4-methylumbelliferone (4-MU, fluorescent product) via α-glucosaminidase catalysis, with the emission wavelength maxima of 445-454 nm. 4-MU-α-GlcNS sodium can be used to heparin sulphamidase deficiencies associated with Mucopolisaccaridosis IIIA and other lysosomal disorders researches .

4-MU-α-GlcNS sodium

Fluorescent Dyes/Probes

4-MU-α-GlcNS sodium is a fluorogenic substrate of heparin sulphamidase, is desulfurized into 4-MU-α-GlcNH₂. 4-MU-α-GlcNH₂ can liberate 4-methylumbelliferone (4-MU, fluorescent product) via α-glucosaminidase catalysis, with the emission wavelength maxima of 445-454 nm. 4-MU-α-GlcNS sodium can be used to heparin sulphamidase deficiencies associated with Mucopolisaccaridosis IIIA and other lysosomal disorders researches .

HY-W019823

4-MUNANA	Fluorescent Dyes/Probes
4-MUNANA is a substrate of influenza virus neuraminidase (NA) with high selectivity and irreversible reaction. In the enzymatic reaction, 4-MUNANA is hydrolyzed by NA to generate fluorescent 4-methylumbelliferone (4-MU). By detecting the fluorescence intensity of 4-MU, quantitative analysis of NA activity can be achieved. 4-MUNANA can be used in influenza-related research, such as screening NA inhibitors, developing new anti-influenza drugs, and studying the infection mechanism of influenza viruses .

4-MUNANA

Fluorescent Dyes/Probes

4-MUNANA is a substrate of influenza virus neuraminidase (NA) with high selectivity and irreversible reaction. In the enzymatic reaction, 4-MUNANA is hydrolyzed by NA to generate fluorescent 4-methylumbelliferone (4-MU). By detecting the fluorescence intensity of 4-MU, quantitative analysis of NA activity can be achieved. 4-MUNANA can be used in influenza-related research, such as screening NA inhibitors, developing new anti-influenza drugs, and studying the infection mechanism of influenza viruses .

4-Methylumbelliferone 5 Publications Verification Hymecromone; 4-MU	Cardiovascular Disease Structural Classification Classification of Application Fields Polygonaceae Reynoutria japonica Houtt. Source classification Coumarins Plants Monophenols Microorganisms Phenols Phenylpropanoids Disease Research Fields	Others
4-Methylumbelliferone is a hyaluronic acid biosynthesis inhibitor with antitumoral and antimetastatic effects.

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4MU

Inhibitors & Agonists

Fluorescent Dye

NaturalProducts

Natural
Products