of azide to meso-anhydrides has been developed, promoted by novel sulfamide-substituted Cinchona alkaloid-based catalysts. Readily available glutaric anhydrides can be smoothly converted to enantioenriched hemi-acyl azides and from there to either γ-amino acids or γ-lactams.
已经开发了一种前所未有的有机催化工艺,该工艺涉及将
叠氮化物不对称加成到内消旋酸酐中,并由新型磺酰胺取代的
金鸡纳
生物碱基催化剂促进。容易获得的
戊二酸酐可以顺利转化为富含对映体的半酰基
叠氮化物,然后再转化为 γ-
氨基酸或 γ-内酰胺。