Description

Epicatechin-(4Beta->8:2Beta-o-7) Catechin is a specific proanthocyanidin dimer, a class of polyphenolic compounds known for their potent antioxidant properties. This compound is valued for its high purity and structural specificity, making it a critical reference standard and active ingredient in advanced research and product development. It is primarily sought by the nutraceutical, pharmaceutical, and cosmetic industries for applications in antioxidant formulations, metabolic health research, and natural product standardization.

Application

• Pharmaceutical Reference Standard: Used as a high-purity analytical standard for quality control and method validation in drug development and herbal medicine analysis.
• Nutraceutical Ingredient: Incorporated into dietary supplements and functional foods for its potential antioxidant and metabolic health benefits.
• Cosmetic Actives: Formulated into anti-aging and skin-protective serums and creams due to its ability to neutralize free radicals.
• Biomedical Research: Serves as a key reagent in studying oxidative stress, inflammation, and related biochemical pathways in vitro and in vivo.
• Natural Product Standardization: Essential for the quantification and standardization of proanthocyanidins in botanical extracts like grape seed, pine bark, and green tea.
• Food & Beverage Fortification: Used to enhance the antioxidant profile of health-focused beverages and food products.

Basic Information

Product Name	Epicatechin-(4Beta->8:2Beta-o-7) Catechin
CAS No.	103883-03-0
Molecular Formula	C30H26O12
Molecular Weight	578.52 g/mol
Synonyms	Procyanidin B1; Epicatechin-(4β→8)-catechin; Catechin-(4α→8)-epicatechin; Procyanidin dimer B1; [4,8]-Bis-Epicatechin; (-)-Epicatechin-(4β→8)-(-)-catechin; 103883-03-0; Proanthocyanidin B1
EINECS	Contact for details

Quality Control

Our Epicatechin-(4Beta->8:2Beta-o-7) Catechin 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 stringent requirements for research and industrial use. Certificates of Analysis (COA) detailing purity, related substances, and residual solvents are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C for long-term stability. This product is easily oxidized; for optimal shelf life, store under an inert atmosphere such as argon or nitrogen after opening.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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