Description

4,6-Ethylidene-4-Nitrophenyl Maltoheptaoside is a specialized synthetic carbohydrate derivative, specifically a chromogenic substrate designed for high-sensitivity enzymatic assays. This compound matters for its role as a precise biochemical tool, enabling the accurate detection and quantification of α-amylase activity. It is primarily needed by manufacturers of diagnostic kits, research institutions, and quality control laboratories in the pharmaceutical and biotechnology sectors.

Application

• Clinical Diagnostic Reagents: As a key chromogenic substrate in enzymatic assay kits for the quantitative determination of human pancreatic and salivary α-amylase in serum, plasma, and urine.
• Biochemical Research: Used in kinetic studies and enzyme characterization to investigate α-amylase inhibition, activity, and mechanism of action.
• Pharmaceutical Quality Control: Employed in potency testing and stability studies of enzyme-based pharmaceuticals and digestive aids.
• Food & Beverage Industry Analysis: Applied in enzymatic methods to measure diastatic activity in grains, malt, and various food products.
• Microbiology: Utilized in research concerning bacterial and fungal amylase production and activity.

Basic Information

Product Name	4,6-Ethylidene-4-Nitrophenyl Maltoheptaoside
CAS No.	119330-13-1
Molecular Formula	C55H81NO38
Molecular Weight	~1364.2 g/mol
Synonyms	4,6-Ethylidene-4-Nitrophenyl-α-D-Maltoheptaoside; Ethylidene-G7-PNP; EPS-G7; 4-Nitrophenyl 4,6-O-ethylidene-α-D-maltoheptaoside; NPS-Ethylidene-G7; α-Amylase Substrate EPS; Chromogenic Amylase Substrate; PNPM-ethylidene-heptaose
EINECS	Contact for details

Quality Control

Our 4,6-Ethylidene-4-Nitrophenyl Maltoheptaoside is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for diagnostic and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and performance in enzymatic systems 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) and light-sensitive; prolonged exposure to moisture, elevated temperature, or light may affect performance. Allow the sealed container to reach room temperature before opening to prevent condensation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Assay (Enzymatic)	≥ 98.0% of theoretical activity
Water Content (KF)	≤ 5.0%
Solubility	Clear, colorless solution in water or buffer

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