Synthesis of Annulated 1,4-Dioxanes and Perhydro-1,4-oxazines by Domino-Wacker-Carbonylation and Domino-Wacker-Mizoroki-Heck Reactions
作者:Lutz F. Tietze、Arne Heins、Mohammad Soleiman-Beigi、Christian Raith
DOI:10.3987/com-08-s(f)91
日期:——
Palladium(II)-catalyzed domino reactions for the formation of 1,4-dioxanes and perhydro-1,4-oxazines starting from hydroxy alkenes are described. The domino-Wacker-carbonylation comprises a Wacker oxidation, subsequent CO-insertion and a nucleophilic substitution of the intermediately formed Pd-species. The domino-Wacker-Mizoroki-Heck reaction proceeds via a Wacker oxidation, subsequent insertion into
描述了钯 (II) 催化的多米诺骨牌反应,用于从羟基烯烃开始形成 1,4-二恶烷和全氢-1,4-恶嗪。多米诺-瓦克-羰基化包括瓦克氧化、随后的 CO 插入和中间形成的 Pd 物质的亲核取代。多米诺-Wacker-Mizoroki-Heck 反应通过 Wacker 氧化进行,随后插入 α,β-不饱和羰基化合物的烯属 π-键和 β-氢化物消除。