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Pd(dba)2 is a mixture. Pd(dba)2 是Pd(dba)3 and Pd2(dba)3的混合物the original publication : JOMC, 65,253, 1974Pd(dba)2 is the crude compound obtained from the reaction, which is an equimolecular mixture of Pd(dba)3 and Pd2(dba)3. Pd2(dba)3.solvent is obtained after crystalisation of the mixture, which displace a dba and form just the previous complex这是我搜出来的解释
