膦酸酯封端的G(0)化合物Si(CH(2))(3)SiMe(2)(C(6)H(4)CH(2)OC(O)(CH(2))(n) ()CH(2)PPh(2)(4)(9a和9b; n = 1,2)和碳硅烷树状大分子Si(CH(2))(3)Si((CH(2))(3)SiMe (2)(C(6)H(4)CH(2)OC(O)(CH(2))(n)()CH(2)PPh(2))(3)(4)(10a和10b ; n = 1,2)制备为钯的烯烃共聚二聚体的半不稳定的纳米级配体,苯乙烯的乙烯基化反应在连续操作的纳滤膜反应器中进行,在连续条件下,反应的选择性大大提高。比较了单体模型配合物和树枝状催化剂在间歇反应中的活性和选择性,由树枝状配体和(烯丙基)钯(II)前体原位制备了Pd催化剂配合物。
膦酸酯封端的G(0)化合物Si(CH(2))(3)SiMe(2)(C(6)H(4)CH(2)OC(O)(CH(2))(n) ()CH(2)PPh(2)(4)(9a和9b; n = 1,2)和碳硅烷树状大分子Si(CH(2))(3)Si((CH(2))(3)SiMe (2)(C(6)H(4)CH(2)OC(O)(CH(2))(n)()CH(2)PPh(2))(3)(4)(10a和10b ; n = 1,2)制备为钯的烯烃共聚二聚体的半不稳定的纳米级配体,苯乙烯的乙烯基化反应在连续操作的纳滤膜反应器中进行,在连续条件下,反应的选择性大大提高。比较了单体模型配合物和树枝状催化剂在间歇反应中的活性和选择性,由树枝状配体和(烯丙基)钯(II)前体原位制备了Pd催化剂配合物。
codimerization of styrene and ethene can be carried out continuously in a nanofiltrationmembranereactor with dendritic Pd complexes such as 1. The selectivity of the reaction is increased considerably undercontinuousconditions. The activity and selectivity of monomeric model complexes and the dendritic catalysts were compared in batch reactions.