Description

p-Nitrophenyl-α-D-Laminaribioside is a specialized chromogenic substrate designed for the detection and quantification of specific enzymatic activity. This compound is critical for researchers and quality control laboratories requiring precise, reliable, and high-sensitivity biochemical assays. It is primarily utilized in the life sciences sector for enzyme kinetics studies, diagnostic kit development, and carbohydrate-active enzyme research.

Application

• Enzyme Assay Substrate: Acts as a chromogenic substrate for the specific detection and kinetic analysis of laminarinases, β-1,3-glucanases, and related hydrolytic enzymes.
• Diagnostic Reagent Manufacturing: Used in the formulation of diagnostic kits and reagents for measuring enzyme activity in clinical, agricultural, or environmental samples.
• Biochemical Research: Essential tool in academic and industrial research for studying carbohydrate metabolism, enzyme mechanisms, and substrate specificity.
• Quality Control in Bioprocessing: Employed to monitor and ensure the activity and purity of enzyme preparations used in biotechnological production processes.
• Phytopathology & Plant Science: Used to assay for β-glucanase activity, which is an important marker in plant defense mechanisms and fungal pathogen research.
• Food & Feed Enzyme Analysis: Applied in the analysis of enzyme additives or naturally occurring enzymes in food science and animal feed industries.

Basic Information

Product Name	p-Nitrophenyl-α-D-Laminaribioside
CAS No.	1660953-25-2
Molecular Formula	C18H25NO13
Molecular Weight	463.39 g/mol
Synonyms	4-Nitrophenyl α-D-laminaribioside; pNP-α-Laminaribioside; α-D-Laminaribioside 4-nitrophenyl; 4-Nitrophenyl-α-laminaribioside; PNPL; Laminaribiose p-nitrophenyl α-glycoside; O-α-D-Glucopyranosyl-(1→3)-O-α-D-glucopyranosyl-(1→1)-4-nitrophenol
EINECS	Contact for details

Quality Control

Our p-Nitrophenyl-α-D-Laminaribioside is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity verification and identity confirmation by spectroscopic methods, to ensure it meets the high standards required for research and diagnostic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store at 2-8°C in a dry environment. This product is hygroscopic (moisture-sensitive). Allow the sealed container to reach room temperature before opening to prevent condensation and moisture uptake.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Specific Rotation	Contact for details
Solubility	Soluble in water, DMSO
Absorbance Spectrum	Conforms to reference

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