Zinc Bis[bis(trimethylsilyl)amide] as an Efficient Lewis Acid/Brønsted Base Cooperative Catalyst for the Direct Alkynylation of Nitrones
Zinc bis[bis(trimethylsilyl)amide] (Zn(HMDS)2) was found to be an efficient Lewis acid/Bronsted base cooperative catalyst for the direct alkynylation of nitrones. The activity of Zn(HMDS)2 was show...