New palladium(II) complexes bearing pyrazole-based Schiff base ligands: Synthesis, characterization and cytotoxicity
作者:Adnan S. Abu-Surrah、Kayed A. Abu Safieh、Iman M. Ahmad、Maher Y. Abdalla、Mikdad T. Ayoub、Abdussalam K. Qaroush、Ahmad M. Abu-Mahtheieh
DOI:10.1016/j.ejmech.2009.10.029
日期:2010.2
Reactions of 5-hydrazino-1,3-dimethyl-4-nitro-1H-pyrazole (1) with substituted benzaldehydes (2–5) in methanol gave the new substituted benzaldehyde (1,3-dimethyl-4-nitro-1H-pyrazol-5-yl)hydrazone Schiff base ligands (6–9) benzaldehyde (1,3-dimethyl-4-nitro-1H-pyrazol-5-yl)hydrazone (H-BDH, 6), 2,3-dimethoxybenzaldehyde (1,3-dimethyl-4-nitro-1H-pyrazol-5-yl)hydrazone (MeO-BDH, 7), 4-chlorobenzaldehyde
5-肼基-1,3-二甲基-4-硝基- 1的反应ħ吡唑(1)与取代的苯甲醛(2 - 5甲醇,得到新的取代的苯甲醛(1,3-二甲基-4-硝基- 1)H-吡唑-5-基)hydr席夫碱配体(6 – 9)苯甲醛(1,3-二甲基-4-硝基-1 H-吡唑-5-基)hydr(H-BDH,6),2,3 -二甲氧基苯甲醛(1,3-二甲基-4-硝基-1 H-吡唑-5-基)hydr(MeO-BDH,7),4-氯苯甲醛(1,3-二甲基-4-硝基-1 H-吡唑- 5-基)hydr(Cl-BDH,8)和4-羟基苯甲醛(1,3-二甲基-4-硝基-1 H-吡唑-5-基)hydr(OH-BDH,9),产率中等至优异。在室温下,这些吡唑基席夫碱与[PdCl 2(NCPh)2 ]在丙酮中反应,得到反式-钯(II)配合物反式-[PdCl 2(L)2 ](10 – 13)(L = 6 – 9)。分离出的化合物通过其物理性质,元素