Reactivity of conjugated azoalkenes towards alpha-amino acid ethyl esters

被引：18

作者：

Bozzini, S ^{[1
]}

Felluga, F ^{[1
]}

Nardin, G ^{[1
]}

Pizzioli, A ^{[1
]}

Pitacco, G ^{[1
]}

Valentin, E ^{[1
]}

机构：

[1] UNIV TRIESTE,DIPARTIMENTO SCI CHIM,I-34127 TRIESTE,ITALY

来源：

JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 1996年 / 16期

关键词：

D O I：

10.1039/p19960001961

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

The synthesis of Z- and E-arylhydrazones by 1,4-conjugate addition of glycine, L-alanine and L-tyrosine ethyl esters to phenylazostilbene 1, p-nitrophenylazostilbene 2 and p-nitrophenylazocyclohexene 3 is described. Optically active N-functionalized 2-aminocyclohexanones 22-26 are obtained by TiCl3-catalysed hydrolysis of the corresponding hydrazones. However, they have been shown to be unstable, as they undergo easy oxidation by air. X-Ray analysis of the phenylhydrazone 8a in the Z configuration is also reported.

引用

页码：1961 / 1969

页数：9

共 31 条

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