[EN] PHOTOREDOX RADICAL BENZYLATION PROCESS<br/>[FR] PROCÉDÉ DE BENZYLATION RADICALAIRE PAR PHOTO-OXYDORÉDUCTION
申请人:CENTRE NAT RECH SCIENT
公开号:WO2022184904A1
公开(公告)日:2022-09-09
The present invention relates to a method for the preparation of a compound having formula (I) wherein: • R1, R2, R3, and R4are in particular H or halogen, • R5is in particular (C1-C6)alkyl, • R6is a group of formula -CH=CH2or a group having formula (II), said method comprising a reacting step carried out under light irradiation in the presence of an iron catalyst, a heteroatomic base, and a HAT agent.
本发明涉及一种制备式(I)化合物的方法,其中:• R1、R2、R3和R4特别是H或卤素,• R5特别是(C1-C6)烷基,• R6是具有式(II)的基团或具有式-CH=CH2的基团,该方法包括在光照射下,在铁催化剂、杂原子碱和HAT剂的存在下进行反应步骤。