Astaksantiini-välituotteita ja menetelmä niiden valmistamiseksi

Astaksantiini-välituotteita ja menetelmä niiden valmistamiseksi

The present invention related to novel compounds useful in the manufacture of astaxanthin and to processes for their preparation. The novel intermediates have the formula wherein R , R and R independently are C1-6-alkyl which may be branched or phenyl, and wherein R' is alkyl, alkoxy, NO2, NH2...

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Bibliographische Detailangaben
1. Verfasser: MOLDT,PETER
Format: Patent
Sprache:fin ; swe
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The present invention related to novel compounds useful in the manufacture of astaxanthin and to processes for their preparation. The novel intermediates have the formula wherein R , R and R independently are C1-6-alkyl which may be branched or phenyl, and wherein R' is alkyl, alkoxy, NO2, NH2 or halogen. a