申请人:NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY
公开号:US20210387994A1
公开(公告)日:2021-12-16
Disclosed is a cross-coupling reaction method which forms a chemical bond selected from C—N, C—B, C—C, C—O and C—S bonds, the method comprising:
preparing an aromatic compound (1) having a leaving group;
preparing a compound (2) capable of undergoing a cross-coupling reaction selected from an aromatic amino compound (2-1), a diboronic acid ester or the like (2-2), an aromatic boronic acid or the like (2-3), an aromatic compound (2-4) having a hydroxyl group and an aromatic compound (2-5) having a thiol group; and
performing a cross-coupling reaction of the compound (1) with the compound (2) in the presence of a palladium catalyst, a base and a compound (4) having a carbon-carbon double bond or a carbon-carbon triple bond, in the absence of a solvent.
揭示了一种交叉偶联反应方法,形成所选的C—N、C—B、C—C、C—O和C—S键中的化学键,该方法包括:准备具有离去基团的芳香化合物(1);准备能够发生交叉偶联反应的化合物(2),所选自芳香胺化合物(2-1)、二硼酸酯或类似物(2-2)、芳香硼酸或类似物(2-3)、具有羟基的芳香化合物(2-4)和具有硫醇基的芳香化合物(2-5);在钯催化剂、碱和具有碳-碳双键或碳-碳三键的化合物(4)的存在下,在无溶剂的情况下,对化合物(1)与化合物(2)进行交叉偶联反应。