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OALib Journal期刊
ISSN: 2333-9721
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{[K.18-Crown-6]Br3}n：Atribromidecatalystforthecatalyticprotectionofaminesandalcohols
DOI: 10.1016/S1872-2067(12)60644-5, PP. 1730-1733
Keywords: {[K.18-Crown-6]Br3}n,Trimethylsilylation,Tetrahydropyranylation,Alcohol,Organictribromide,N-bocprotectionofamine
Abstract:
？{[K.18-Crown-6]Br3}n,auniquetribromide-typecatalyst,wasutilizedfortheN-bocprotectionofaminesandtrimethylsilylation(TMS)andtetrahydropyranylation(THP)ofalcohols.ThemethodisgeneralforthepreparationofN-bocderivativesofaliphatic(acyclicandcyclic)andaromatic,andprimaryandsecondaryaminesandalsovariousTMS-ethersandTHP-ethers.Thesimpleseparationofthecatalystfromtheproductisoneofthemanyadvantagesofthismethod.
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