An efficient cross-addition reaction of dienes with aldehydes was developped by using RuHCI(CO)(PPh3)(3) as a catalyst to give a wide variety of beta,gamma-unsaturated ketones, where a pi-allylruthenium species, derived from hydroruthenation of diene, may be involved as a key intermediate.
C<sub>sp<sup>3</sup></sub>–C<sub>sp<sup>3</sup></sub> Bond Cleavage in the Palladium-Catalyzed Aminohydroxylation of Allylic Hydrazones Using Atmospheric Oxygen as the Sole Oxidant
作者:Yu-Chen Chen、Ming-Kui Zhu、Teck-Peng Loh
DOI:10.1021/acs.orglett.5b01127
日期:2015.6.5
A C–C bond cleavage was observed in the palladium-catalyzed aminohydroxylation of allylic hydrazones, using atmospheric oxygen as the soleoxidant. This reaction could also proceed in a one-pot manner, starting from keto-alkene compounds and phenylhydrazine.