Lithium Dibenzylamide, a Simple, Selective and Highly Efficient Catalyst for Isocyanate Cyclotrimerization to Isocyanurate

Jingchao Shi, Zhiqiang Guo, Xuehong Wei, Diansheng Liu & Michael F. Lappert
Lithium dibenzylamide catalyzed the rapid and essentially quantitative cyclotrimerization of a variety of isocyanates under mild conditions and could be recycled for six times in high yield.