The First Complexes with Two Metallacycles Fused Around a Common Aryl Substituent: “Akimbo” Complexes
作者:María-Teresa Chicote、Inmaculada Vicente-Hernández、Peter G. Jones、José Vicente
DOI:10.1021/om300545k
日期:2012.9.10
C-C6H3C(O)NHMe}(C═NXy)2-2,6, L3 = μ-C,O,C-C6H3C(O)NHMe}-2,6, L4 = μ-C,O,C,N-C6H3C(O)NR}-2,6, L6 = μ-C,N,C,O-C6H3C(O)NR}-2-(C═O)-6, L7 = μ-C,N,C,O-C6H3C(O)NR}-2-C(CO2Me)═C(CO2Me)}-6, L8 = μ-C,N,C,O-C6H3C(O)NR}-2-(C═NXy)-6 and two arylmonopalladated complexes with the ligands L5 = C,O-C6H4C(O)NHMe}-2 and L9 = C,N-C6H3C(O)NTol}-2-CH═CHC(O)Me}-6. The complex with the ligand L7 inserted CO into the second
以下的反应顺序ⅰ)氧化加成RNHC(O)C的6 ħ 3我2 -2,6(R = Me中,容差),以[钯2(DBA)3 ]·DBA在螯合配位体N中的存在∧ Ñ或XyNC(Xy = C 6 H 3 Me 2 -2,6),ii)用TlTfO或Tl(acac)(acac =乙酰丙酮基)处理所得的配合物,和iii)插入不饱和分子(CO,XyNC,MeO 2 CC≡CCO 2 Me中的MeC(O)CH = CH 2)插入的Pd-C中的一个芳基所得到的复合物的结合允许含有配体aryldipalladated络合物的合成L1 =μ- C,C-C 6 H 3 C(O)NHR} -2,6,L2 =μ- C,C- C 6 H 3 C(O)NHMe}(C═NXy)2 -2,6,L3 =μ- C,O,C- C 6 H 3 C(O)NHMe} -2,6,L4 =μ- C,O,C,N- C 6 H 3 C(O)NR}