1293-65-8, In the next few decades, the world population will flourish. As the population grows rapidly and people all over the world use more and more resources, all industries must consider their environmental impact. 1,1′-Dibromoferrocene, cas is 1293-65-8,the iron-catalyst compound, it is a common compound, a new synthetic route is introduced below.
Example 1; L11,1′ bis-[(Sp,Rc,SFe)(1-N,N- Dimethylamino)ethylferrocenyl)phenylphosphino] ferrocene L1To a solution of (R)-N, N-dimethyl-1-ferrocenylethylamine [(R)-Ugi’s amine] (3.09 g, 12 mmol) in Et2O (20 ml) was added 1.5 M t-BuLi solution in pentane(8.0 ml, 12.0 mmol) at -78 0C. After addition was completed, the mixture was warmed to room temperature, and stirred for 1.5 h at room temperature. The mixture was then cooled to -78 0C again, and dichlorophenylphosphine (1.63 ml, 12.0 mmol) was added in one portion. After stirring for 20 min at -78 0C, the mixture was slowly warmed to room temperature, and stirred for 1.5 h at room temperature. The mixture was then cooled to -78 0C again, and a suspension of 1 ,1′ dilithioferrocene [prepared from 1 ,1′ dibromoferrocene(1.72 g, 5.0 mmol) and 1.5 M t-BuLi solution in pentane (14.0 ml, 21.0 mmol) in Et2O (20 ml) at -78 0C] was added slowly via a cannula. The mixture was warmed to room temperature and allowed to stir for 12 h. The reaction was quenched by the addition of saturated NaHCO3 solution (20 ml). The organic EPO
Chemical properties determine the actual use. Each compound has specific chemical properties and uses. We look forward to more synthetic routes in the future to expand reaction routes of 1,1′-Dibromoferrocene, 1293-65-8
Reference:
Patent; PHOENIX CHEMICALS LTD.; WO2006/75177; (2006); A1;,
Iron Catalysis in Organic Synthesis | Chemical Reviews
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