Synthetic access to 3,4-disubstituted pyroglutamates from tetramate derivatives from serine, allo-threonine and cysteine
作者:Halima Bagum、Kirsten E. Christensen、Miroslav Genov、Alexander Pretsch、Dagmar Pretsch、Mark G. Moloney
DOI:10.1016/j.tet.2019.130561
日期:2019.10
A route allowing the conversion of substituted tetramates to 3,4-disubstituted pyroglutamates, making use of Suzuki coupling on an enol mesylate, followed by reduction, is both general and fully stereoselective.
利用在烯醇甲磺酸酯上的Suzuki偶联,然后被还原,允许取代的四酸酯转化为3,4-二取代的焦谷氨酸酯的途径是一般的和完全立体选择性的。