(S)-methyl 2-(7-iododibenzo[b,d]furan-3-sulfonamido)-3-methylbutanoate 、
potassium acetate 、
联硼酸频那醇酯 、
水 在
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride 二氯甲烷 、
Sodium sulfate-III 、 silica gel 、
(S)-methyl 3-methyl-2-(7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)dibenzo[b,d]furan-3-sulfonamido)butanoate 作用下,
以
二甲基亚砜 为溶剂,
反应 2.0h,
以to afford the desired product (S)-methyl 3-methyl-2-(7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)dibenzo[b,d]furan-3-sulfonamido)butanoate (1.02 g, 100% yield) as a white solid的产率得到(S)-methyl 3-methyl-2-(7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)dibenzo[b,d]furan-3-sulfonamido)butanoate