ALPHA.-SUBSTITUTION OF UNPROTECTED .BETA.-AMINO ESTER COMPOUNDS

Methods for stereoselective substitution in which a (mono or un)-.alpha.- substituted unprotected .beta.-amino ester compound or salt thereof is reacted with an aliphatic electrophile in the presence of a base selected from alkyl lithium compounds, lithium hybride, lithium amide, lithium dialkyl ami...

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Bibliographische Detailangaben
Hauptverfasser:	O'BRIEN, MICHAEL K, POWNER, TORY H, CHANDRAMOULI, SITHAMALLI V
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS APPARATUS THEREFOR CHEMISTRY GENERAL METHODS OF ORGANIC CHEMISTRY METALLURGY ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:	Methods for stereoselective substitution in which a (mono or un)-.alpha.- substituted unprotected .beta.-amino ester compound or salt thereof is reacted with an aliphatic electrophile in the presence of a base selected from alkyl lithium compounds, lithium hybride, lithium amide, lithium dialkyl amides and alkali hexamethyldisilylamines.