Process for producing epoxide

Process for producing epoxide

Preparation of optionally protected 4,8,8-trimethyl-1-oxaspiroÄ2.5Üoct-4-en-6-ol of formula (I) from the protected 4-hydroxy-2,6,6-trimethyl-2-cyclohexen-1-one of formula (II) comprises reaction with a halogenated methyl lithium, followed by optional deprotection. R = H or an OH-protecting group; R&...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ERICH WIDMER, HANS HILPERT
Format: Patent
Sprache:eng
Schlagworte:
ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:Preparation of optionally protected 4,8,8-trimethyl-1-oxaspiroÄ2.5Üoct-4-en-6-ol of formula (I) from the protected 4-hydroxy-2,6,6-trimethyl-2-cyclohexen-1-one of formula (II) comprises reaction with a halogenated methyl lithium, followed by optional deprotection. R = H or an OH-protecting group; R' = OH-protecting group.