活性炭固载磷酸催化下合成苹果酯  

Activited carbon suopponted phosphoric acid catalytic synthesis of Fructone

作　　者：李宏宇[1] 张法庆[1] 张燕明[1] 

机构地区：[1]天津职业大学,天津300402

出　　处：《天津职业大学学报》2001年第2期36-38,共3页Journal of Tianjin Vocational Institute

摘　　要：以活性炭固载H_3PO_4为催化剂,用乙酰乙酸乙酯与乙二醇为反应物直接缩合,制备了环缩羰基型香料-苹果酯。连续七次使用该催化剂,产率仅降低8％左右,平均产率可达72％。The cyctic Condensation Carbonyl Perfume-Fructone is synthesized by the condensation reactions between acetoacetic ester and ethylene glycol with activated carbon supported phosphoric acid as catalyst.The structure of product is identified by IR.

关 键 词：活性炭固载磷酸 催化 苹果酯:合成 

分 类 号：O621.25+1[理学—有机化学]