Synthesis of 5-substituted 4-aminoalkylpyrazol-3-ones (isoxazol-3-ones) from 3-acyllactams
作者:V. G. Nenajdenko、E. P. Zakurdaev、A. M. Gololobov、E. S. Balenkova
DOI:10.1007/s11172-005-0240-5
日期:2005.1
Structurally various 3-acyllactams act as 1,3-bielectrophiles in heterocyclization reactions with a variety of hydrazines and hydroxylamines to give aminoalkylpyrazolones and -isoxazol-ones in high yields.