ChemicalBook--->CAS DataBase List--->514-76-1

514-76-1

514-76-1 Structure

514-76-1 Structure
IdentificationBack Directory
[Name]

astacin
[CAS]

514-76-1
[Synonyms]

astacin
Astacene
Crustaxanthin tetraketone
β,β-Carotene-3,3',4,4'-tetrone
[Molecular Formula]

C40H48O4
[MOL File]

514-76-1.mol
[Molecular Weight]

592.81
Chemical PropertiesBack Directory
[Melting point ]

240-243° (slow heating in evac tube, Karrer); mp 228° (Kuhn)
Hazard InformationBack Directory
[Uses]

Astacene is a carotenoid pigment found in many plants and fish.
[Definition]

ChEBI: A carotenone that consists of beta,beta-carotene bearing four oxo substituents at positions 2, 2', 4 and 4'.
[Purification Methods]

A probable impurity is astaxanthin (3,3’-dihydroxy-,-carotene-4,4’-dione). Purify astacin by chromatography on alumina/fibrous clay (1:4
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