Nickel-iminophosphine-catalyzed [4+2] cycloaddition of enones with allenes: synthesis of highly substituted dihydropyrans

作者：Sako Saori; Kurahashi Takuya^*; Matsubara Seijiro

来源：Chemical communications, 2011, 47(21): 6150-6152.

DOI：10.1039/c1cc10890e

Enones were found to react with allenes intermolecularly in the presence of a catalytic amount of a nickel-iminophosphine complex to provide dihydropyrans via oxidative cyclization of an enone and Ni(0).

• 出版日期2011