A new chitosan-supported borohydride reducing reagent (CBER) was prepared by treatment of KBH4 with the resin of chitosan derivative, which was first synthesized from: the reaction of cross-linked chitosan microsphere...A new chitosan-supported borohydride reducing reagent (CBER) was prepared by treatment of KBH4 with the resin of chitosan derivative, which was first synthesized from: the reaction of cross-linked chitosan microsphere with glycidyl trimethylammonium chloride. CBER could reduce aromatic carbonyl compound to corresponding alcohol.展开更多
Aromatic nitro compounds are reduced to correspouding amiues in ethanol by borohydride exchauge resin(BER)in the presence of transition metal Pd,Co,Ni,Cu)compounds as catalysts.
基金the National Natural Science Foundation of China (No.29977014).
文摘A new chitosan-supported borohydride reducing reagent (CBER) was prepared by treatment of KBH4 with the resin of chitosan derivative, which was first synthesized from: the reaction of cross-linked chitosan microsphere with glycidyl trimethylammonium chloride. CBER could reduce aromatic carbonyl compound to corresponding alcohol.
文摘Aromatic nitro compounds are reduced to correspouding amiues in ethanol by borohydride exchauge resin(BER)in the presence of transition metal Pd,Co,Ni,Cu)compounds as catalysts.