durch Entamidieren;

hydrogen; palladium on activated charcoal in ethanol T=20°C; 8.5 h;

diphenyl(2',4',6'-triisopropyl-4-methoxy-3,5,6-trimethyl-[1,1'-biphenyl]-2-yl)phosphine; diphenyl(2',4',6'-triisopropyl-5-methoxy-3,4,6-trimethyl-[1,1'-biphenyl]-2-yl)phosphine; C50H58NO4PPdS; C50H58NO4PPdS; ammonia; sodium t-butanolate in 1,4-dioxane T=100°C; 24 h; Inert atmosphere; Reagent/catalyst;

1: potassium hydroxide / N,N-dimethyl-formamide; water / 20 °C / |Inert atmosphere 2: diphenyl(2',4',6'-triisopropyl-4-methoxy-3,5,6-trimethyl-[1,1'-biphenyl]-2-yl)phosphine; diphenyl(2',4',6'-triisopropyl-5-methoxy-3,4,6-trimethyl-[1,1'-biphenyl]-2-yl)phosphine; C50H58NO4PPdS; C50H58NO4PPdS; ammonia; sodium t-butanolate / 1,4-dioxane / 24 h / 100 °C / |Inert atmosphere View Scheme

1: nitric acid / rauchender Salpetersaeure 2: iron-powder; concentrated HCl; ethanol View Scheme

暂无反应条件数据