Description

Oenothein A CAS NO 137422-98-1 is a high-purity, bioactive hydrolysable tannin dimer primarily extracted from plants of the Onagraceae family. This compound is valued for its potent antioxidant and anti-inflammatory properties, making it a critical ingredient for advanced research and product development. It is essential for pharmaceutical, nutraceutical, and cosmetic industries seeking natural bioactive compounds for therapeutic and wellness applications.

Application

• Pharmaceutical Research: As a reference standard and active pharmaceutical ingredient (API) intermediate for studying anti-inflammatory, antioxidant, and anti-aging mechanisms.
• Nutraceutical Formulations: Incorporated into dietary supplements and functional foods for its potential health-promoting and cellular protective benefits.
• Cosmetic & Skincare Products: Used in serums, creams, and lotions for its skin-soothing, anti-aging, and UV-protective properties.
• Biochemical Research: Serves as a key reagent in enzymatic studies, cell culture assays, and investigations into signal transduction pathways.
• Natural Product Standardization: Employed as a certified reference material for the quality control and standardization of botanical extracts.

Basic Information

Product Name	Oenothein A
CAS No.	137422-98-1
Molecular Formula	C₃₄H₂₆O₂₂
Molecular Weight	786.56 g/mol
Synonyms	Oenothein A; 1,2,3-Tri-O-galloyl-4,6-O-(S)-hexahydroxydiphenoyl-β-D-glucose; 1,2,3-Tri-O-galloyl-4,6-(S)-hexahydroxydiphenoyl-β-D-glucopyranose; 4,6-(S)-HHDP-1,2,3-tri-O-galloyl-β-D-glucose; Tannin Oenothein A; Oenothein
EINECS	Contact for details

Quality Control

Our Oenothein A is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C under an inert atmosphere to prevent oxidation and degradation. Keep the container sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals	≤ 20 ppm

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