| abstract |
In the presence of a transition metal catalyst, compound (1) having 1 or 2 leaving groups, compound (2) having a leaving group containing 1 or 2 boron atoms, organic base (P), and By mixing at least one selected from the group consisting of a phase transfer catalyst and an organic base (Q) having more carbon atoms than the organic base, a coupling reaction between the compound (1) and the compound (2) is carried out. The manufacturing method of the compound to perform. |