作者:Raghvendra R. Hivarekar、Sanjay S. Deshmukh、Narendra K. Tripathy.
DOI:10.1021/op300017v
日期:2012.4.20
An efficient scalable synthesis for dronedarone hydrochloride (2) via Friedel–Craft acylation of 2-(-2-butyl-1-benzofuran-5-yl)-1H-isoindole-1,3(2H)dione (12) with 4-(3-chloropropoxy) benzoic acid (13) in good yield and high purity has been developed by using Eaton’s reagent instead of hazardous and toxic metal halide catalyst like AlCl3 or SnCl4.
通过2-(-2-丁基-1-苯并呋喃-5-基)-1 H-异吲哚-1,3(2 H)二酮(12)的Friedel-Craft酰化反应,有效合成可得的决奈达隆盐酸盐(2)通过使用伊顿试剂代替诸如AlCl 3或SnCl 4的有害和有毒金属卤化物催化剂,已经开发出了具有高收率和高纯度的4-(3-氯丙氧基)苯甲酸(13)。