supported by the National Nature Science Foundation of China(Nos.21576195 and 21776207)
In this study, we applied a novel, mild, and convenient synthetic method involving the oxidative cyclization of 1-(pyrazin-2-yl)guanidine derivatives to produce [1,2,4]triazolo[4,3-a ]pyrazin-3-amines. We optimized th...
the National Natural Science Foundation of China (Nos. 21625205 and 21332003);the National Program for Support of Top-Notch Young Professionals for financial support
Chiral organobases occupy a significant position in asymmetric organocatalysis. The general types of chiral organobases include tertiary amines, amidines, guanidines, cyclopropenimines, and iminophosphoranes, etc. The...
Nucleophilic addition of primary aromatic amines to carbodiimides in the presence of catalytic amount of the mono-indenyl-ligated rare earth metal bis(silylamide) complexes (C9H6CMe2CHzCsH4N-a)Ln[N(SiHMe2)2]2 at...
supported by the National Natural Science Foundation of China (20972107,20872106);the Department of National Education PhD Foundation;the Priority Academic Program Development of Jiangsu Higher Education Institutions
A catalytic addition of amine N H bonds to carbodiimides using aluminum chloride as a Lewis acid catalyst is developed.The reaction proceeds under mild conditions without solvent to afford a series of substituted guan...