Description

15,15'-Didehydroastaxanthin is a potent, naturally occurring carotenoid derivative and a key intermediate in the biosynthesis of astaxanthin. This compound matters for its significant role as a high-value precursor in the synthesis of premium-grade astaxanthin, a powerful antioxidant with immense commercial value. Industries that need it include manufacturers of nutraceuticals, aquaculture feed, cosmetics, and pharmaceutical research, where it serves as a critical building block for advanced formulations.

Application

• Nutraceutical Ingredient Synthesis: A crucial intermediate for the chemical or enzymatic synthesis of high-purity astaxanthin used in dietary supplements.
• Aquaculture Feed Additive Production: Used in manufacturing feed pigments to enhance the flesh color of salmon, trout, and shrimp.
• Cosmetic & Skincare Actives: Serves as a precursor for formulating advanced antioxidant and anti-aging skincare products.
• Pharmaceutical Research: Utilized in biochemical research and as a reference standard for studying carotenoid metabolism and antioxidant pathways.
• Food & Beverage Coloring: Employed in the production of natural colorants for functional foods and beverages.
• Animal Nutrition: Incorporated into specialized animal health products to improve vitality and coloration.

Basic Information

Product Name	15,15'-Didehydroastaxanthin
CAS No.	58720-65-3
Molecular Formula	C₄₀H₅₂O₄
Molecular Weight	596.85 g/mol
Synonyms	15,15'-Dehydroastaxanthin; all-trans-15,15'-Didehydroastaxanthin; Astaxanthin precursor; 3,3'-Dihydroxy-β,β-carotene-4,4'-dione, 15,15'-dehydro-; (3S,3'S)-15,15'-Didehydroastaxanthin; 4,4'-Diketo-3-hydroxy-β,β-carotene, 15,15'-dehydro-; Astaxanthin intermediate
EINECS	Contact for details

Quality Control

Our 15,15'-Didehydroastaxanthin is produced under stringent 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 research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) to minimize oxidation and degradation. Keep the container in a cool, dry, and well-ventilated area, away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Red to dark red powder or crystals
Identification (HPLC/UV-Vis)	Conforms
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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