| 摘要 |
In Suzuki Cross-Couplings, a palladium-containing perovskite-type composite oxide represented by the following general formula (1) is used as a catalyst for synthesis reaction: Ln2MyCu1-x-yPdxO4±δ  (1) wherein Ln represents elements composed of at least one essential element selected from La, Pr, Nd, Sm, Eu, and Gd and at least one optional element selected from Y, Ce, Yb, Ca, Sr, and Ba; M represents at least one element selected from Cr, Mn, Fe, Co, Ni, and Al; x, indicating an atomic proportion, is 0.001≦̸x≦̸0.4; y, indicating an atomic proportion, is 0≦̸y≦̸0.5; and δ indicates an oxygen excess amount or an oxygen deficiency amount.
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