Description

L-Epicatechin is a potent natural flavonoid belonging to the catechin subclass, known for its significant antioxidant and bioactive properties. This high-purity compound is essential for research and development in nutraceuticals and pharmaceuticals, where its efficacy and consistency are paramount. It is primarily sought by manufacturers in the dietary supplement, functional food, and cosmetic industries, as well as by research institutions studying metabolic health and oxidative stress.

Application

• As a key active ingredient in dietary supplements targeting cardiovascular health and antioxidant support.
• In the formulation of functional foods and beverages, such as energy bars and health drinks, for enhanced nutritional value.
• As a standard reference material in analytical laboratories for quality control of tea extracts, cocoa, and other botanical products.
• For cosmetic and skincare products aimed at anti-aging and protecting skin from environmental stressors.
• In pharmaceutical research for investigating potential therapeutic effects on diabetes, neurodegenerative diseases, and cancer.
• As a raw material for the production of more complex polyphenol derivatives and proprietary blends.

Basic Information

Product Name	L-Epicatechin
CAS No.	490-46-0
Molecular Formula	C15H14O6
Molecular Weight	290.27 g/mol
Synonyms	(-)-Epicatechin; Epicatechol; L-Epicatechol; (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol; Cianidanol; Catechin; Flavan-3-ol
EINECS	207-710-1

Quality Control

Our L-Epicatechin is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. We adhere to relevant industry guidelines for botanical extracts and fine chemicals. Comprehensive testing, including identity, purity, and impurity profiling, is performed. Certificates of Analysis (COA) documenting all test results are available upon request to support your regulatory and quality assurance needs.

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 sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep the container tightly sealed to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/IR)	Conforms to standard
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines
Total Aerobic Microbial Count	< 1000 CFU/g
Total Yeast & Mold Count	< 100 CFU/g

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