Description

4-Methylumbelliferyl α-L-Arabinofuranoside is a specialized fluorogenic substrate used for the detection and quantification of α-L-arabinofuranosidase activity. This compound matters for researchers and industrial biochemists as it provides a highly sensitive and specific means to monitor enzymatic hydrolysis, releasing the fluorescent 4-methylumbelliferone. It is essential for professionals in enzyme research, carbohydrate chemistry, and the development of diagnostic assays for related metabolic disorders.

Application

• Enzyme Activity Assays: Primary substrate for the fluorometric determination of α-L-arabinofuranosidase activity in research and diagnostic settings.
• Biomass Conversion Research: Used to study and optimize enzymes involved in the breakdown of hemicellulose (e.g., arabinoxylan) for biofuel and biorefinery applications.
• Diagnostic Development: Key reagent in the development of clinical assays for genetic disorders like lysosomal storage diseases where enzyme deficiency is a marker.
• Microbiology & Plant Biology: Employed to investigate arabinofuranosidase production in microorganisms and plants, aiding in studies of plant-pathogen interactions and cell wall metabolism.
• High-Throughput Screening (HTS): Ideal fluorogenic probe for screening libraries of compounds or microbial strains for novel arabinofuranosidase inhibitors or producers.
• Food & Feed Industry: Tool for analyzing enzyme preparations used to improve digestibility and nutritional value in animal feed and food processing.

Basic Information

Product Name	4-Methylumbelliferyl α-L-Arabinofuranoside
CAS No.	77471-44-4
Molecular Formula	C17H18O8
Molecular Weight	350.32 g/mol
Synonyms	4-MU-α-L-Araf; 4-Methylumbelliferyl α-L-Arabinofuranoside; α-L-Arabinofuranoside, 4-methyl-2-oxo-2H-1-benzopyran-7-yl; 7-(α-L-Arabinofuranosyloxy)-4-methylcoumarin; 4-Methylumbelliferyl-α-L-arabinopyranoside (common misnomer); Fluorogenic arabinofuranosidase substrate; 4-MU-Ara
EINECS	Contact for details

Quality Control

Every batch of 4-Methylumbelliferyl α-L-Arabinofuranoside is manufactured under a strict quality management system and undergoes comprehensive analytical testing. We ensure high purity and batch-to-batch consistency suitable for sensitive research and diagnostic applications. A detailed Certificate of Analysis (COA) documenting identity, purity (typically ≥98% by HPLC), and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store at 2-8°C in a dry, cool place. This product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture. For long-term storage, consider desiccants.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Melting Point	Contact for details
Specific Rotation	Contact for details
Fluorogenic Activity	Functional in standard assay

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.