Selective Reduction of the Exocyclic Double Bond of Isoxazolones and Pyrazolones by Hantzsch 1,4-Dihydropyridine
作者:Wei Yu、Zhengang Liu、Bing Han、Qiang Liu、Wei Zhang、Li Yang、Zhong-Li Liu
DOI:10.1055/s-2005-869860
日期:——
Hantzsch 1,4-dihydropyridine (HEH) was used to realize the selective reduction of the exocyclic double bond of 4-arylmethylene- and 4-alkylidene-4H-isoxazol-5-ones and 4-arylmethylene-4H-pyrazol-5-ones.