A sequential asymmetric organocatalysis tandem reaction catalyzed by NHC and amine together has been developed to assemb......

γ-内酯是一类重要的香料化合物.研究了以廉价易得的糠醛为原料制备γ-内酯的合成路线.以糠醛和1-溴丙烷、1-溴丁烷、1-溴己烷为起......

A lot of norbornene derivatives and lactones are widely used as fragrant components in food or cosmetics. We expected th......