Amine-catalyzed (3+n) annulations of 2-(acetoxymethyl)buta-2,3-dienoates with 1,n-bisnucleophiles (n = 3–5)
作者:Chaolong Li、Qiongmei Zhang、Xiaofeng Tong
DOI:10.1039/c0cc01966f
日期:——
A tertiary amine-catalyzed formal (3+n) annulation of 2-(acetoxymethyl)buta-2,3-dienoate with 1,n-binucleophiles has been developed, which provides a facile entry to heterocyclic compounds. The mechanism, involving tandem SN2â²âSN2â² substitution and Michael addition, has also been established.