title: Ytterbium triflate: a highly active catalyst for addition of amines to carbodiimides to N,N',N''-trisubstituted guanidines.
abstract: Ytterbium triflate was found to be efficient catalyst for addition of amines to carbodiimides to N,N',N''-trisubstituted guanidines with a wide scope of amines under solvent-free condition.
authors.affiliation: Key Laboratory of Organic Synthesis of Jiangsu Province, Department of Chemistry and Chemical Engineering, Dushu Lake Campus, Suzhou University, Suzhou 215123, People's Republic of China.
authors.forename: Xuehua
authors.initials: X
authors.lastname: Zhu
authors.forename: Zhu
authors.initials: Z
authors.lastname: Du
authors.forename: Fan
authors.initials: F
authors.lastname: Xu
authors.forename: Qi
authors.initials: Q
authors.lastname: Shen