Transition-metal-free decarboxylation of dimethyl malonate: an efficient construction of α-amino acid esters using TBAI/TBHP
作者:Jie Zhang、Ying Shao、Yaxiong Wang、Huihuang Li、Dongmei Xu、Xiaobing Wan
DOI:10.1039/c5ob00109a
日期:——
A new strategy has been developed for the synthesis of α-amino acid esters via a tandem hydrolysis/decarboxylation/nucleophilic substitution using TBAI/TBHP.
已开发出一种新的策略,通过使用TBAI/TBHP进行串联水解/脱羧/亲核取代合成α-氨基酸酯。
Oxetanones
申请人:Hoffmann-La Roche Inc.
公开号:US05466708A1
公开(公告)日:1995-11-14
Novel compounds of the formula ##STR1## wherein Q, R.sup.1 and R.sup.2 are described herein, are disclosed along with pharmaceutical compositions, methods of use, and process for producing compounds of formula I which starts from the corresponding .beta.-hydroxycarboxylic acids.
Oxetanone compounds and pharmaceutical compositions containing them
申请人:Hoffmann-La Roche Inc.
公开号:US05260310A1
公开(公告)日:1993-11-09
Novel compounds of the formula ##STR1## wherein Q, R.sup.1 and R.sup.2 are described herein, are disclosed along with pharmaceutical compositions, methods of use, and process for producing compounds of formula I which starts from the corresponding .beta.-hydroxycarboxylic acids.
Oxetanone compounds containing proline and pharmaceutical compositions
申请人:Hoffman-La Roche Inc.
公开号:US05376674A1
公开(公告)日:1994-12-27
Novel compounds of the formula ##STR1## wherein Q, R.sup.1 and R.sup.2 are described herein, are disclosed along with pharmaceutical compositions, methods of use, and process for producing compounds of formula I which starts from the corresponding .beta.-hydroxycarboxylic acids.
Es werden neue die Pankreaslipase hemmende Oxetanone der Formel
worin Q, R¹ und R² die in der Beschreibung angegebene Bedeutung haben, offenbart, die ausgehend von entsprechenden β-Hydroxycarbonsäuren hergestellt werden.