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1999 amino acids, peptides amino acids, peptides U 0400 39 - 168 Study of the Asymmetric Synthesis of (Z)-γ-Substituted α,β- Didehydroglutamates from N-Alkylideneglycinates. — Two methods for the asymmetric synthesis of title compounds are described. Best results are obtained by the use of bis(methylthio)methylene as N-protecting group and 8-phenylmenthol as chiral inducer. — (ALVAREZ-IBARRA, CARLOS; CSAKY, AURELIO G.; MARTIN, M. ELENA; QUIROGA, M. LUZ; Tetra- hedron 55 (1999) 23, 7319-7330; Dep. Quim. Org., Fac. Cienc. Quim., Univ. Complutense, E-28040 Madrid, Spain; EN) 1

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Page 1: ChemInform Abstract: Study of the Asymmetric Synthesis of (Z)-γ-Substituted α,β-Didehydroglutamates from N-Alkylideneglycinates

1999 amino acids, peptides

amino acids, peptidesU 0400

39 - 168Study of the Asymmetric Synthesis of (Z)-γ-Substituted α,β-Didehydroglutamates from N-Alkylideneglycinates. — Two methodsfor the asymmetric synthesis of title compounds are described. Best resultsare obtained by the use of bis(methylthio)methylene as N-protecting groupand 8-phenylmenthol as chiral inducer. — (ALVAREZ-IBARRA, CARLOS;CSAKY, AURELIO G.; MARTIN, M. ELENA; QUIROGA, M. LUZ; Tetra-hedron 55 (1999) 23, 7319-7330; Dep. Quim. Org., Fac. Cienc. Quim., Univ.Complutense, E-28040 Madrid, Spain; EN)

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