A method for the preparation of ibrutinib's precursor, 3-(4-phenoxyphenyl)-1-((3R)-piperidin-3-il)-1H-pyrazolof [3,4-d]|pyrimidin-4-amine, involving arylation of N-protected 1-(piperidin-3-yl)pyrazolo[3,4-d]pyrimidin-4-amine in the presence of palladium catalyst, nitrogen-containing ligand, and base, with subsequent removal of the protecting groups by known methods, is reported. (Formula (II))
                            报道了一种制备ibrutinib前体3-(4-苯氧基苯基)-1-((3R)-
哌啶-3-基)-1H-
吡唑并[3,4-d]
嘧啶-4-胺的方法,涉及在
钯催化剂、含氮
配体和碱存在下对N-保护的1-(
哌啶-3-基)
吡唑并[3,4-d]
嘧啶-4-胺进行芳基化,随后通过已知的方法去除保护基。(公式(II))