Preparation of 2,6-disubstituted 2,3-Dihydro-4-pyridones: Dehydrogenation of trimethylsilyl enol ethers with palladium (ii) acetate
作者:Daniel L. Comins、Sajan P. Joseph、David D. Peters
DOI:10.1016/0040-4039(95)02050-0
日期:1995.12
The oxidation of silyl enolethers 2 with palladium(II) acetate is a convenient method for the preparation of synthetically useful 2,6-disubstituted 2,3-dihydro-4-pyridones 3.
C-3 Acetoxylation of N-acyl-2,3-dihydro-4-pyridones
作者:Daniel L. Comins、David A. Stolze、Faresh Thakker、Cheryl L. McArdle
DOI:10.1016/s0040-4039(98)01195-2
日期:1998.8
Stereoselective acetoxylation at the C-3 position of N-acyl-2-alkyl-2, 3-dihydro-4-pyridones was effected with Pb(OAc)(4) in refluxing toluene. (C) 1998 Elsevier Science Ltd. All rights reserved.