1,4‐Conjugate Additions of Methoxyamine and 1,1‐Dimethylhydrazine to Hex‐3‐yne‐2‐one: A Facile Synthesis of Functionalized Isoxazole and Pyrazole Precursors
作者:Ronald R. Sauers、Susan D. Van Arnum
DOI:10.1081/scc-200066675
日期:2005.8.1
When hex-3-yne-2,5-dione (2) was reacted with either methoxyamine or 1,1-dimethylhydrazine, the 1,4-addition products 4 and 7 were isolated in yields of 89% and 48% respectively.