[EN] PROCESS FOR THE PREPARATION OF A PHENYLINDAN PHOTOINITIATOR<br/>[FR] PROCÉDÉ DE PRÉPARATION D'UN PHOTOINITIATEUR DE PHÉNYLINDANE
申请人:IGM RESINS ITALIA SRL
公开号:WO2015189124A1
公开(公告)日:2015-12-17
The present invention refers to a process for producing 5-[4-(2-hydroxy-2-methyl)-1-oxo-prop-1-yl]-3-[4-(2-hydroxy-2-methyl)‐1-oxo-prop-1-yl- phenyl]‐2,3‐dihydro‐1,1,3‐trimethyl‐ H‐indene (dimer isomer 5) that comprises the acylation of cumene in the 4‐position with an isobutyryl halide, followed by benzylic halogenation and dimerization (cyclization) of the resulting product.
本发明涉及一种生产5-[4-(2-羟基-2-甲基)-1-氧代-丙基]-3-[4-(2-羟基-2-甲基)-1-氧代-丙基]-苯基]-2,3-二氢-1,1,3-三甲基- H-茚烯(二聚体异构体5)的方法,包括在4位上用异丁酰卤代烷酰化叔丁基苯,然后进行苄基卤代和二聚化(环化)所得产物。