Description

(3S,3'R,5R,6S)-5,6-Epoxy-5,6-Dihydro-β,β-Carotene-3,3'-Diol is a specialized xanthophyll carotenoid derivative, recognized for its potent antioxidant properties and role as a key metabolic intermediate. This high-purity compound is essential for research and development in advanced nutraceuticals and functional food formulations. It is primarily sought by manufacturers in the dietary supplement, cosmetic, and pharmaceutical industries for its bioactivity and stability profile.

Application

• Dietary Supplement Formulation: Used as an active ingredient in high-end antioxidant and vision health supplements.
• Functional Food & Beverage Fortification: Incorporated into products designed to deliver specific nutritional benefits, such as enhanced antioxidant capacity.
• Cosmetic & Personal Care: Serves as a bioactive component in anti-aging serums, creams, and lotions for skin protection.
• Pharmaceutical Research: Acts as a critical reference standard and intermediate in the development of novel therapeutic agents.
• Nutraceutical R&D: Employed in studies investigating carotenoid metabolism, bioavailability, and health benefits.
• Animal Nutrition: Potential application in premium feed additives for aquaculture and poultry to improve product coloration and animal health.

Basic Information

Product Name	(3S,3'R,5R,6S)-5,6-Epoxy-5,6-Dihydro-β,β-Carotene-3,3'-Diol
CAS No.	25494-44-4
Molecular Formula	C₄₀H₅₆O₃
Molecular Weight	584.88 g/mol
Synonyms	5,6-Epoxy-5,6-dihydro-β,β-carotene-3,3'-diol; Antheraxanthin; (3S,5R,6S,3'R)-5,6-Epoxy-5,6-dihydro-β,β-carotene-3,3'-diol; Violaxanthin precursor; Carotenoid epoxide; Xanthophyll epoxide; All-trans-Antheraxanthin
EINECS	Contact for details

Quality Control

Our (3S,3'R,5R,6S)-5,6-Epoxy-5,6-Dihydro-β,β-Carotene-3,3'-Diol is manufactured under strict quality management systems. Each batch is analyzed to ensure it meets stringent specifications for identity, purity, and composition. Certificates of Analysis (COA) documenting HPLC purity, spectral identification, and related substance profiles are available for every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and ensure long-term stability. Keep the container in a cool, dry, and well-ventilated area away from incompatible materials.

Specification

Item	Specification
Appearance	Orange to red powder or crystals
Identification (HPLC/UV-Vis)	Conforms to reference standard
Assay (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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