Tetronic acid derivatives belong to one of the most important classes of natural products and pharmaceuticals,so the syn......

The spiro[pyrrolidine-oxindole] ring system,which features a spiro union of a pyrrolidine ring to the C3 position of an ......

手性磷酸是本世纪初发展起来的一种新型有机小分子催化剂,其拥有一个Brφnsted酸酸性位点和一个Lewis碱碱性位点,由于其酸性位点适......

The well-defined conformational properties of axially chiral com-pounds bring extraordinary values to an assortment of b......

Chiral spirocyclic phosphoric acids(SPAs)are introduced in 2010 and have been versatile catalysts capable of promoting a......