Description

p-Nitrophenyl α-L-Arabinopyranoside is a specialized chromogenic substrate used in enzymatic assays. This compound is critical for the detection and quantification of α-L-arabinopyranosidase activity, a key enzyme in various biochemical research and industrial processes. It is primarily utilized by researchers and manufacturers in the fields of glycobiology, enzyme discovery, and diagnostic kit development.

Application

• Enzymatic Assay Substrate: Primary substrate for the spectrophotometric detection and kinetic study of α-L-arabinopyranosidase activity.
• Biochemical Research: Used in academic and industrial laboratories for investigating carbohydrate-active enzymes (CAZymes) and glycosidase mechanisms.
• Diagnostic Development: Employed in the formulation of reagent kits for clinical and agricultural diagnostics targeting specific glycosidase markers.
• Enzyme Screening: Essential tool in high-throughput screening (HTS) platforms for discovering novel enzymes from microbial or fungal libraries.
• Biomass Conversion Research: Applied in studies related to hemicellulose degradation and the biofuel industry to assess enzyme cocktails for arabinan breakdown.
• Quality Control: Serves as a reference standard in the quality assurance of enzyme preparations and related biochemical products.

Basic Information

Product Name	p-Nitrophenyl α-L-Arabinopyranoside
CAS No.	1223-07-0
Molecular Formula	C11H13NO7
Molecular Weight	271.22 g/mol
Synonyms	4-Nitrophenyl α-L-arabinopyranoside; p-Nitrophenyl-α-L-arabinopyranoside; α-L-Arabinopyranoside, 4-nitrophenyl; PNPA; 4-Nitrophenyl α-L-arabinoside; pNP-α-L-Ara; 1223-07-0; 4-Nitrophenyl α-L-arabinofuranoside (isomer reference)
EINECS	214-950-7

Quality Control

Our p-Nitrophenyl α-L-Arabinopyranoside is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity verification and identity confirmation, to ensure it meets the high standards required for sensitive biochemical applications. Certificates of Analysis (COA) with detailed chromatographic data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container should be kept in a desiccated environment to prevent moisture absorption, which can affect stability and performance.

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	Contact for details
Specific Rotation	Contact for details
Heavy Metals	< 10 ppm

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