Description

p-Nitrophenyl α-D-Xylopyranoside is a specialized chromogenic substrate used in enzymatic assays. This compound is critical for the specific detection and quantification of α-xylosidase activity, a key enzyme in carbohydrate metabolism research. It is primarily utilized by researchers and manufacturers in the life sciences, diagnostics, and biotechnology sectors for developing analytical kits and studying glycosidase functions.

Application

• Enzymatic Substrate for α-Xylosidase: Primary use as a chromogenic substrate in biochemical assays to measure α-xylosidase enzyme activity.
• Diagnostic Reagent Manufacturing: A key raw material in the production of diagnostic kits for metabolic disorders related to carbohydrate processing.
• Biochemical Research: Used in academic and industrial research laboratories to study enzyme kinetics, inhibition, and the pathways of hemicellulose degradation.
• Quality Control in Enzyme Production: Employed by enzyme manufacturers to assay the purity and specific activity of α-xylosidase preparations.
• Microbiology Studies: Applied in research to characterize glycosidase activity in various microorganisms, including gut microbiota and plant pathogens.

Basic Information

Product Name	p-Nitrophenyl α-D-Xylopyranoside
CAS No.	10238-28-5
Molecular Formula	C11H13NO7
Molecular Weight	271.22 g/mol
Synonyms	4-Nitrophenyl α-D-xylopyranoside; α-D-Xylopyranoside, 4-nitrophenyl; p-Nitrophenyl α-D-xyloside; 4-Nitrophenyl α-D-xyloside; PNPAX; α-4-Nitrophenylxylopyranoside; α-PNP-xyloside; 1-O-(4-Nitrophenyl)-α-D-xylopyranose
EINECS	Contact for details

Quality Control

Our p-Nitrophenyl α-D-Xylopyranoside is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and diagnostic applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Melting Point	185 - 195 °C
Specific Rotation	Contact for details
Heavy Metals	≤ 20 ppm

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