| Identification | Back 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 Properties | Back Directory | [Melting point ]
240-243° (slow heating in evac tube, Karrer); mp 228° (Kuhn) | [Boiling point ]
735.950±60.00 °C(Press: 760.00 Torr)(predicted) | [density ]
1.066±0.06 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted) |
| Hazard Information | Back 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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